Active NPI 1174516330 Individual Practitioner Male Practitioner

Dr. Marc S Coan , MD

Internal Medicine • Toccoa, GA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Marc Coan, MD is a certified Internal Medicine practicing in Toccoa, GA. With approximately 40 years of clinical experience since graduating from University Of South Carolina School Of Medicine in 1986, Dr. Coan delivers high-quality medical care to the local community at 58 BIG A ROAD.

Dr. Coan is affiliated with Northeast Georgia Physicians Group Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include injection, denosumab, 1 mg, established patient outpatient office visit, insertion of needle into vein for collection of blood sample. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

58 Big A Road

Toccoa, GA 305776017

Telephone 7068866819

Fax 7062825368

Associated Practice Facility / Clinic

🏢 Toccoa Clinic Medical Assoc Facility NPI 1568662245

Medicare Profile & Education

Medical School

University Of South Carolina School Of Medicine

Graduation Year

1986

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Toccoa, GA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

40 Yrs +5.7 yrs vs City Avg

City Avg: 34.3 Yrs

State Avg: 25.9 Yrs

Regional Practice Density

5 Specialists

Practicing in Toccoa, GA (4065 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

65.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Coan (40 Years) 40 Yrs

Toccoa Specialty Average (34.3 Years) 34.3 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0897 Injection, denosumab, 1 mg	3,780	33	$29.00	$25.23
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	840	298	$235.00	$118.65
36415 Insertion of needle into vein for collection of blood sample	800	298	$19.11	$8.60
80048 Blood test, basic group of blood chemicals (calcium, total)	757	300	$31.97	$8.19
80076 Liver function blood test panel	706	295	$37.96	$7.92
81001 Manual urinalysis test with examination using microscope, automated	683	290	$10.00	$3.08
80061 Blood test, lipids (cholesterol and triglycerides)	621	289	$51.94	$13.06
83036 Hemoglobin A1C level	411	185	$31.99	$9.29
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	408	239	$17.00	$15.59
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	403	252	$23.18	$7.59
82306 Vitamin d-3 level	249	234	$101.93	$28.55
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	242	242	$260.00	$119.02
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	215	79	$59.00	$12.96
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	162	29	$4.00	$0.92
84443 Blood test, thyroid stimulating hormone (TSH)	147	100	$58.93	$16.46
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	125	16	$5.00	$1.26
G0008 Administration of influenza virus vaccine	125	123	$51.00	$30.15
90662 Influenza vaccine split virus, preservative free	121	119	$95.00	$80.24
85610 Blood test, clotting time	119	12	$15.00	$4.20
84439 Thyroxine (thyroid chemical), free	105	72	$30.94	$8.84
99213 Established patient office or other outpatient visit, typically 15 minutes	102	64	$157.00	$82.45
93793 Anticoagulant management of patient taking warfarin	102	12	$40.00	$10.59
G0103 Prostate cancer screening; prostate specific antigen test (psa)	90	90	$116.00	$18.92
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	43	23	$212.00	$38.32
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	43	37	$282.00	$49.31
77080 Dxa bone density measurement of hip, pelvis, spine	39	39	$273.00	$25.63
82607 Cyanocobalamin (vitamin B-12) level	36	33	$50.86	$14.39
84550 Uric acid level, blood	35	27	$14.00	$4.43
82043 Urine microalbumin (protein) level	30	27	$20.00	$5.66
84153 Psa (prostate specific antigen) measurement, total	25	20	$67.00	$18.02
83540 Iron level	23	15	$26.00	$6.34
83550 Iron binding capacity	23	15	$29.00	$8.57
71046 X-ray of chest, 2 views	20	16	$90.00	$19.31
93000 Routine ekg using at least 12 leads including interpretation and report	17	16	$73.00	$12.34
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	14	$315.00	$160.50
99496 Transitional care management services for problem of high complexity	14	12	$716.00	$259.07

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0897 Injection, denosumab, 1 mg	3,420	31	$30.26	$22.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	946	318	$216.84	$119.17
36415 Insertion of needle into vein for collection of blood sample	916	314	$19.00	$8.38
80048 Blood test, basic group of blood chemicals (calcium, total)	849	314	$28.00	$8.26
80076 Liver function blood test panel	746	308	$33.00	$7.99
81001 Manual urinalysis test with examination using microscope, automated	721	306	$10.00	$3.10
80061 Blood test, lipids (cholesterol and triglycerides)	718	308	$45.00	$13.10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	457	278	$23.00	$7.64
83036 Hemoglobin A1C level	442	199	$29.00	$9.42
82306 Vitamin d-3 level	255	237	$93.00	$29.01
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	247	247	$261.95	$119.13
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	215	76	$53.66	$12.84
84443 Blood test, thyroid stimulating hormone (TSH)	197	114	$54.00	$16.46
85610 Blood test, clotting time	165	18	$13.00	$4.20
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	152	33	$4.00	$1.00
93793 Anticoagulant management of patient taking warfarin	144	18	$35.00	$10.77
G0008 Administration of influenza virus vaccine	143	141	$44.00	$28.87
90662 Influenza vaccine split virus, preservative free	139	137	$95.00	$71.81
84439 Thyroxine (thyroid chemical), free	131	79	$28.00	$8.84
82043 Urine microalbumin (protein) level	112	97	$18.00	$5.66
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	107	17	$5.00	$1.49
G0103 Prostate cancer screening; prostate specific antigen test (psa)	92	92	$105.00	$18.92
99213 Established patient office or other outpatient visit, typically 15 minutes	91	55	$144.44	$80.06
82607 Cyanocobalamin (vitamin B-12) level	52	44	$46.00	$14.78
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	35	28	$245.00	$48.44
84550 Uric acid level, blood	35	26	$13.00	$4.43
93000 Routine ekg using at least 12 leads including interpretation and report	28	26	$69.07	$13.36
83540 Iron level	28	23	$24.00	$6.34
83550 Iron binding capacity	28	23	$26.00	$8.57
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	27	11	$298.37	$111.51
G0009 Administration of pneumococcal vaccine	25	25	$44.00	$28.87
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	25	25	$400.00	$279.60
71046 X-ray of chest, 2 views	24	22	$90.00	$20.63
77080 Dxa bone density measurement of hip, pelvis, spine	24	24	$264.00	$25.21
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	23	22	$291.39	$168.39
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	23	19	$184.00	$38.10
84153 Psa (prostate specific antigen) measurement, total	19	12	$61.00	$18.02
99496 Transitional care management services for problem of high complexity	14	13	$659.00	$257.35

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0897 Injection, denosumab, 1 mg	2,940	32	$26.00	$21.24
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	1,044	387	$193.00	$121.90
36415 Insertion of needle into vein for collection of blood sample	988	365	$19.00	$2.95
80048 Blood test, basic group of blood chemicals (calcium, total)	939	360	$28.00	$8.32
80076 Liver function blood test panel	838	355	$33.00	$8.05
80061 Blood test, lipids (cholesterol and triglycerides)	813	350	$45.00	$13.19
81001 Manual urinalysis test with examination using microscope, automated	791	342	$10.00	$3.13
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	484	303	$23.00	$7.64
83036 Hemoglobin A1C level	472	215	$29.00	$9.55
82306 Vitamin d-3 level	297	271	$93.00	$29.20
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	263	263	$229.00	$123.80
82043 Urine microalbumin (protein) level	245	176	$18.00	$5.70
85610 Blood test, clotting time	243	28	$13.00	$4.23
84443 Blood test, thyroid stimulating hormone (TSH)	220	146	$54.00	$16.59
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	204	43	$4.00	$1.14
93793 Anticoagulant management of patient taking warfarin	194	28	$35.00	$10.82
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	166	84	$49.00	$13.45
G0008 Administration of influenza virus vaccine	144	142	$44.00	$27.19
90662 Influenza vaccine split virus, preservative free	138	136	$95.00	$68.44
84153 Psa (prostate specific antigen) measurement, total	130	117	$61.00	$18.02
84439 Thyroxine (thyroid chemical), free	121	89	$28.00	$8.90
99213 Established patient office or other outpatient visit, typically 15 minutes	98	67	$130.00	$85.36
82607 Cyanocobalamin (vitamin B-12) level	46	40	$46.00	$14.93
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	43	25	$184.00	$38.59
84550 Uric acid level, blood	40	30	$13.00	$4.46
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	36	31	$245.00	$50.18
77080 Dxa bone density measurement of hip, pelvis, spine	33	33	$223.00	$25.14
G0009 Administration of pneumococcal vaccine	33	33	$44.00	$27.34
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	32	32	$400.00	$279.14
93000 Routine ekg using at least 12 leads including interpretation and report	31	26	$64.00	$13.54
83550 Iron binding capacity	26	18	$26.00	$8.63
83540 Iron level	26	18	$24.00	$6.39
71046 X-ray of chest, 2 views	22	19	$90.00	$20.99
G0103 Prostate cancer screening; prostate specific antigen test (psa)	21	21	$105.00	$18.92
84403 Testosterone (hormone) level, total	21	15	$83.00	$25.49
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	14	14	$261.00	$173.74
99496 Transitional care management services for problem of high complexity	14	13	$659.00	$264.98
0241U Respiratory infectious agent detection by rna for severe acute respiratory syndrome coronavirus 2 (covid 19), influenza a, influenza b, and respiratory syncytial virus, upper respiratory specimen, each reported as detected or not detected	12	12	$250.00	$140.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0897 Injection, denosumab, 1 mg	3,420	35	$26.00	$20.33
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	1,156	418	$188.00	$123.92
36415 Insertion of needle into vein for collection of blood sample	1,099	407	$19.00	$2.98
80048 Blood test, basic group of blood chemicals (calcium, total)	1,052	396	$28.00	$8.42
80076 Liver function blood test panel	884	390	$33.00	$8.16
80061 Blood test, lipids (cholesterol and triglycerides)	833	375	$45.00	$13.33
81001 Manual urinalysis test with examination using microscope, automated	815	370	$10.00	$3.15
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	511	313	$23.00	$7.71
83036 Hemoglobin A1C level	490	226	$29.00	$9.58
82306 Vitamin d-3 level	308	280	$93.00	$29.57
85610 Blood test, clotting time	308	26	$13.00	$4.29
84443 Blood test, thyroid stimulating hormone (TSH)	294	201	$54.00	$16.75
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	290	290	$229.00	$126.38
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	224	48	$4.00	$1.25
93793 Anticoagulant management of patient taking warfarin	220	26	$35.00	$11.01
82043 Urine microalbumin (protein) level	217	160	$18.00	$5.75
G0008 Administration of influenza virus vaccine	196	196	$44.00	$15.66
90662 Influenza vaccine split virus, preservative free	191	191	$95.00	$65.26
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	173	84	$49.00	$13.31
84153 Psa (prostate specific antigen) measurement, total	153	144	$61.00	$18.27
84439 Thyroxine (thyroid chemical), free	139	86	$28.00	$9.02
99213 Established patient office or other outpatient visit, typically 15 minutes	127	88	$128.00	$84.61
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	64	12	$5.00	$1.98
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	57	53	$245.00	$50.40
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	53	24	$184.00	$38.89
82607 Cyanocobalamin (vitamin B-12) level	48	43	$46.00	$15.08
84550 Uric acid level, blood	47	33	$13.00	$4.52
0003A Adm sarscov2 30mcg/0.3ml 3rd	40	40	$44.00	$36.95
71046 X-ray of chest, 2 views	35	30	$90.00	$20.79
77080 Dxa bone density measurement of hip, pelvis, spine	27	27	$217.00	$25.86
G0009 Administration of pneumococcal vaccine	26	25	$44.00	$15.80
93000 Routine ekg using at least 12 leads including interpretation and report	26	26	$64.00	$14.10
99335 Established patient assisted living visit, typically 25 minutes	25	13	$221.00	$92.32
M0243 Intravenous infusion or subcutaneous injection, casirivimab and imdevimab includes infusion or injection, and post administration monitoring	23	23	$465.00	$398.76
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	22	21	$253.00	$175.20
83880 Natriuretic peptide (heart and blood vessel protein) level	20	12	$95.00	$39.26
84403 Testosterone (hormone) level, total	20	17	$83.00	$25.81
76770 Complete ultrasound scan behind abdominal cavity	17	17	$288.00	$70.02
90670 Pneumococcal vaccine for injection into muscle	14	14	$361.00	$238.97
0001A Intramuscular administration of single severe acute respiratory syndrome coronavirus 2 (covid-19) vaccine, mrna-lnp, spike protein, preservative free, 30 mcg/0.3ml dosage, diluent reconstituted; first dose	12	12	$44.00	$36.95
0241U Respiratory infectious agent detection by rna for severe acute respiratory syndrome coronavirus 2 (covid 19), influenza a, influenza b, and respiratory syncytial virus, upper respiratory specimen, each reported as detected or not detected	12	12	$250.00	$142.63
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	12	12	$193.00	$125.42

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0897 Injection, denosumab, 1 mg	3,540	35	$26.00	$19.27
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	1,265	430	$184.92	$105.05
80048 Blood test, basic group of blood chemicals (calcium, total)	1,107	418	$28.00	$8.39
80061 Blood test, lipids (cholesterol and triglycerides)	910	408	$45.00	$13.25
80076 Liver function blood test panel	908	405	$33.00	$8.11
36415 Insertion of needle into vein for collection of blood sample	844	405	$19.00	$2.97
81001 Manual urinalysis test with examination using microscope, automated	783	385	$10.00	$3.15
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	507	317	$23.00	$7.71
83036 Hemoglobin A1C level	467	229	$29.00	$9.62
85610 Blood test, clotting time	389	36	$13.00	$4.25
82306 Vitamin d-3 level	316	286	$93.00	$29.44
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	314	314	$229.00	$111.03
93793 Anticoagulant management of patient taking warfarin	301	33	$35.00	$11.42
84443 Blood test, thyroid stimulating hormone (TSH)	296	199	$54.00	$16.69
82043 Urine microalbumin (protein) level	233	150	$18.00	$5.71
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	205	82	$49.00	$13.58
G0008 Administration of influenza virus vaccine	202	193	$43.48	$15.88
90662 Influenza vaccine split virus, preservative free	196	187	$87.57	$59.63
99213 Established patient office or other outpatient visit, typically 15 minutes	195	102	$128.00	$71.47
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	185	40	$4.00	$1.41
84153 Psa (prostate specific antigen) measurement, total	152	143	$61.00	$18.20
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	135	101	$62.24	$8.36
84439 Thyroxine (thyroid chemical), free	116	87	$28.00	$8.98
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	104	17	$5.00	$2.03
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	66	30	$184.00	$39.11
J0696 Injection, ceftriaxone sodium, per 250 mg	58	14	$31.00	$0.57
G0009 Administration of pneumococcal vaccine	51	51	$43.18	$15.87
82607 Cyanocobalamin (vitamin B-12) level	48	42	$46.00	$15.02
84550 Uric acid level, blood	39	26	$13.00	$4.49
71046 X-ray of chest, 2 views	38	28	$90.00	$19.76
93000 Routine ekg using at least 12 leads including interpretation and report	34	31	$62.18	$16.21
83880 Natriuretic peptide (heart and blood vessel protein) level	31	18	$95.00	$38.88
99335 Established patient assisted living visit, typically 25 minutes	30	14	$221.00	$91.54
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	29	29	$185.28	$119.01
77080 Dxa bone density measurement of hip, pelvis, spine	26	26	$194.23	$27.02
82570 Creatinine level to test for kidney function or muscle injury	24	24	$16.00	$5.11
90670 Pneumococcal vaccine for injection into muscle	22	22	$340.50	$227.44
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	21	21	$245.00	$51.22
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function	20	20	$1075.00	$113.45
20610 Aspiration and/or injection of fluid from large joint	16	15	$204.19	$60.88
82150 Amylase (enzyme) level	16	16	$19.00	$6.42
81003 Automated urinalysis test	15	15	$8.00	$2.20
99336 Established patient assisted living visit, typically 40 minutes	14	12	$312.00	$133.41
G0103 Prostate cancer screening; prostate specific antigen test (psa)	11	11	$105.00	$18.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0897 Injection, denosumab, 1 mg	3,180	35	$26.00	$18.61
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	1,270	476	$184.00	$104.19
36415 Insertion of needle into vein for collection of blood sample	1,119	454	$19.00	$2.91
80048 Blood test, basic group of blood chemicals (calcium, total)	1,047	447	$28.00	$9.13
80076 Liver function blood test panel	881	430	$33.00	$8.88
80061 Blood test, lipids (cholesterol and triglycerides)	874	428	$45.00	$14.54
81001 Manual urinalysis test with examination using microscope, automated	788	398	$10.00	$3.42
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	504	368	$59.68	$8.33
83036 Hemoglobin A1C level	438	221	$29.00	$10.55
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test	390	282	$20.00	$6.95
85610 Blood test, clotting time	350	35	$13.00	$4.20
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	307	307	$229.00	$111.78
93793 Anticoagulant management of patient taking warfarin	306	33	$35.00	$11.60
82044 Urine microalbumin (protein) analysis	294	189	$20.00	$6.09
84443 Blood test, thyroid stimulating hormone (TSH)	292	219	$54.00	$18.26
82306 Vitamin d-3 level	289	259	$93.00	$32.23
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	282	123	$49.00	$15.89
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	275	63	$4.00	$1.60
G0008 Administration of influenza virus vaccine	192	191	$36.05	$15.59
90662 Influenza vaccine split virus, preservative free	187	186	$72.70	$53.94
99213 Established patient office or other outpatient visit, typically 15 minutes	180	89	$128.00	$68.97
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	135	122	$23.00	$8.46
J0696 Injection, ceftriaxone sodium, per 250 mg	130	28	$7.32	$0.58
84153 Psa (prostate specific antigen) measurement, total	126	116	$61.00	$20.03
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	118	18	$5.00	$1.79
82043 Urine microalbumin (protein) level	87	86	$18.00	$6.29
84436 Thyroxine (thyroid chemical), total	66	55	$66.00	$7.48
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function	65	62	$1075.18	$114.75
77080 Dxa bone density measurement of hip, pelvis, spine	59	59	$224.12	$36.22
71046 X-ray of chest, 2 views	59	48	$89.67	$18.82
84550 Uric acid level, blood	56	39	$13.00	$4.92
82607 Cyanocobalamin (vitamin B-12) level	50	47	$46.00	$16.41
99335 Established patient assisted living visit, typically 25 minutes	47	16	$221.00	$93.67
84439 Thyroxine (thyroid chemical), free	46	43	$28.00	$9.82
G0009 Administration of pneumococcal vaccine	38	38	$34.55	$15.59
93880 Ultrasound of both sides of head and neck blood flow	35	35	$428.87	$143.44
93000 Routine ekg using at least 12 leads including interpretation and report	35	32	$59.00	$15.70
83880 Natriuretic peptide (heart and blood vessel protein) level	31	20	$95.00	$37.23
90670 Pneumococcal vaccine for injection into muscle	26	26	$259.35	$207.94
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	23	23	$295.16	$90.02
G0103 Prostate cancer screening; prostate specific antigen test (psa)	19	19	$105.00	$20.03
83540 Iron level	17	15	$24.00	$7.05
83550 Iron binding capacity	15	13	$26.00	$9.52
76775 Limited ultrasound scan behind abdominal cavity	15	15	$156.80	$26.91
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	14	14	$293.00	$161.44
94640 Inhalation treatment for airway obstruction or sputum production	13	13	$41.00	$16.57
85652 Red blood cell sedimentation rate, to detect inflammation, automated	13	12	$10.00	$2.71
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	13	13	$184.00	$39.35
94060 Test to measure expiratory airflow and volume changes before and after medication administration	12	12	$142.00	$55.47
93922 Ultrasound study of arm and leg arteries	12	12	$253.60	$60.35
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	12	12	$132.00	$110.87
73502 X-ray of hip, 2-3 views	11	11	$100.00	$28.86
87086 Bacterial colony count, urine	11	11	$22.00	$8.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0897 Injection, denosumab, 1 mg	2,880	31	$26.00	$17.88
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	1,348	502	$184.00	$102.01
36415 Insertion of needle into vein for collection of blood sample	1,178	484	$19.00	$2.90
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	1,099	726	$59.40	$8.31
80048 Blood test, basic group of blood chemicals (calcium, total)	1,096	479	$28.00	$10.07
80076 Liver function blood test panel	928	460	$33.00	$9.86
80061 Blood test, lipids (cholesterol and triglycerides)	925	462	$45.00	$16.14
81001 Manual urinalysis test with examination using microscope, automated	886	433	$10.00	$3.78
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test	577	380	$20.00	$7.72
83036 Hemoglobin A1C level	456	241	$29.00	$11.55
82044 Urine microalbumin (protein) analysis	438	226	$20.00	$6.10
85610 Blood test, clotting time	383	41	$13.00	$4.72
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	353	353	$229.00	$109.90
82306 Vitamin d-3 level	306	258	$93.00	$35.74
84443 Blood test, thyroid stimulating hormone (TSH)	301	220	$54.00	$20.32
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	294	124	$49.00	$18.82
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	248	58	$4.00	$1.77
G0008 Administration of influenza virus vaccine	236	232	$34.00	$18.98
90662 Influenza vaccine split virus, preservative free	227	223	$53.00	$51.82
93793 Anticoagulant management of patient taking warfarin	221	32	$35.00	$11.49
84153 Psa (prostate specific antigen) measurement, total	192	174	$61.00	$22.14
84436 Thyroxine (thyroid chemical), total	145	103	$66.00	$8.31
99213 Established patient office or other outpatient visit, typically 15 minutes	138	72	$128.00	$68.75
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	133	23	$5.00	$1.96
J0696 Injection, ceftriaxone sodium, per 250 mg	130	27	$4.00	$0.60
82607 Cyanocobalamin (vitamin B-12) level	79	64	$46.00	$18.24
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function	61	59	$1011.30	$117.02
87086 Bacterial colony count, urine	59	47	$22.00	$9.59
77080 Dxa bone density measurement of hip, pelvis, spine	58	58	$224.00	$38.56
84550 Uric acid level, blood	52	31	$13.00	$5.47
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	51	13	$144.00	$67.12
99335 Established patient assisted living visit, typically 25 minutes	42	17	$221.00	$92.18
87184 Evaluation of antimicrobial drug (antibiotic, antifungal, antiviral)	41	31	$23.00	$8.34
87088 Bacterial urine culture	37	28	$37.00	$9.79
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	35	28	$245.00	$51.11
93000 Routine ekg using at least 12 leads including interpretation and report	34	30	$59.00	$15.50
93880 Ultrasound of both sides of head and neck blood flow	29	29	$404.77	$144.49
83540 Iron level	25	25	$24.00	$7.83
83550 Iron binding capacity	25	25	$26.00	$10.57
83880 Natriuretic peptide (heart and blood vessel protein) level	24	18	$95.00	$41.06
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	21	14	$184.00	$39.37
G0009 Administration of pneumococcal vaccine	18	18	$34.00	$19.06
85007 Microscopic examination for white blood cells with manual cell count	18	13	$12.00	$4.16
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	18	17	$276.75	$89.36
94060 Test to measure expiratory airflow and volume changes before and after medication administration	16	16	$142.00	$55.96
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	12	11	$30.00	$13.97
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	12	12	$345.00	$163.81
90670 Pneumococcal vaccine for injection into muscle	11	11	$237.00	$180.51

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0897 Injection, denosumab, 1 mg	3,120	37	$26.00	$16.55
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	1,442	549	$184.00	$100.46
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	1,336	855	$59.44	$7.99
36415 Insertion of needle into vein for collection of blood sample	1,253	502	$19.00	$2.87
80048 Blood test, basic group of blood chemicals (calcium, total)	1,160	491	$28.00	$7.24
80061 Blood test, lipids (cholesterol and triglycerides)	995	488	$45.00	$10.74
80076 Liver function blood test panel	989	480	$33.00	$7.80
81001 Manual urinalysis test with examination using microscope, automated	858	432	$10.00	$4.14
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test	528	347	$20.00	$8.52
83036 Hemoglobin A1C level	452	238	$29.00	$12.67
85610 Blood test, clotting time	414	68	$13.00	$5.17
84443 Blood test, thyroid stimulating hormone (TSH)	361	272	$54.00	$22.25
82044 Urine microalbumin (protein) analysis	360	195	$20.00	$6.04
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	329	141	$49.00	$23.10
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	295	295	$229.00	$107.90
J1100 Injection, dexamethasone sodium phosphate, 1 mg	290	30	$2.00	$0.11
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	240	48	$4.37	$1.77
G0008 Administration of influenza virus vaccine	210	209	$34.00	$23.18
82306 Vitamin d-3 level	201	174	$93.00	$39.45
90662 Influenza vaccine split virus, preservative free	201	200	$63.95	$46.36
J0696 Injection, ceftriaxone sodium, per 250 mg	170	45	$4.00	$0.62
84153 Psa (prostate specific antigen) measurement, total	161	146	$61.00	$24.39
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	159	27	$5.14	$2.93
84436 Thyroxine (thyroid chemical), total	155	117	$66.00	$9.09
77080 Dxa bone density measurement of hip, pelvis, spine	150	150	$224.00	$37.46
99213 Established patient office or other outpatient visit, typically 15 minutes	141	73	$128.00	$66.63
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	131	22	$144.00	$66.47
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	85	48	$51.00	$18.90
82607 Cyanocobalamin (vitamin B-12) level	79	68	$46.00	$20.08
87086 Bacterial colony count, urine	77	61	$22.00	$10.07
G0009 Administration of pneumococcal vaccine	68	68	$34.00	$23.40
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function	59	58	$940.80	$145.02
87184 Evaluation of antimicrobial drug (antibiotic, antifungal, antiviral)	50	43	$23.00	$8.94
90670 Pneumococcal vaccine for injection into muscle	47	47	$237.00	$180.91
99335 Established patient assisted living visit, typically 25 minutes	45	17	$221.00	$91.90
87088 Bacterial urine culture	40	34	$37.00	$10.40
84550 Uric acid level, blood	37	25	$13.00	$2.94
93000 Routine ekg using at least 12 leads including interpretation and report	34	31	$59.00	$15.38
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	32	19	$184.00	$38.85
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	32	30	$245.00	$50.85
83880 Natriuretic peptide (heart and blood vessel protein) level	31	19	$95.00	$45.63
83540 Iron level	26	24	$24.00	$8.45
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	24	23	$258.30	$87.17
83550 Iron binding capacity	24	22	$26.00	$11.38
85007 Microscopic examination for white blood cells with manual cell count	24	18	$12.00	$4.62
87804 Detection test by immunoassay with direct visual observation for influenza virus	22	11	$37.00	$16.11
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	22	22	$119.00	$92.91
94060 Test to measure expiratory airflow and volume changes before and after medication administration	22	22	$142.00	$55.80
93880 Ultrasound of both sides of head and neck blood flow	19	19	$375.20	$128.60
81003 Automated urinalysis test	16	16	$8.00	$3.02
83735 Magnesium level	16	12	$20.00	$8.45
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep)	13	13	$29.00	$15.18
85652 Red blood cell sedimentation rate, to detect inflammation, automated	12	11	$10.00	$3.63
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	12	12	$345.00	$162.14
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes	11	11	$276.00	$125.69
93922 Ultrasound study of arm and leg arteries	11	11	$221.90	$60.57

Medical Specialties & State Licenses

CMS Verified: 2021-01-29

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License GA 33295

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

000001834A (GA)

Medicaid State Provider ID

000433947A (GA)

Hospital & Practice Group Affiliations

Northeast Georgia Physicians Group Inc

597 S Enota Dr Ne, Gainesville, GA 305012545

Phone: 7702197777

Northeast Georgia Physicians Group Inc

743 Spring Nest, Gainesville, GA 305013715

Phone: 7702196000

Northeast Georgia Physicians Group Inc

Po Box, Oakwood, GA 305660018

Northeast Georgia Physicians Group Inc

58 Big A Rd, Toccoa, GA 305776017

Phone: 7068863148

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

14 Associated Practitioners

Charlotte Griffith , NP-C

Nurse Practitioner

NPI 1124380761

Nurse Practitioner (Certified)

Travis Dobbs , FNP

Nurse Practitioner - Family

NPI 1215461892

Family Nurse Practitioner

Dr. Thomas Yates , MD

Internal Medicine

NPI 1225012446

Doctor of Medicine (M.D.)

Valerie Defoor , FNP

Nurse Practitioner

NPI 1235734344

Family Nurse Practitioner

Dr. Nicholas Talley , DO

Internal Medicine

NPI 1235868472

Doctor of Osteopathic Medicine (D.O.)

Siobhan Brennan

Nurse Practitioner - Family

NPI 1437672714

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events

📍

Updated Business Mailing Address December 04, 2018

Registered at PO BOX 742616, ATLANTA, GA 303742616 (Tel: 7702198420)

✅

NPI Profile Active July 06, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location July 06, 2015

Registered at 58 BIG A ROAD, TOCCOA, GA 305776017 (Tel: 7068866819)

📍

Updated Business Mailing Address July 06, 2015

Registered at 58 BIG A ROAD, TOCCOA, GA 305776017 (Tel: 7068866819)

👤

Provider Name / Credentials Updated July 06, 2015

Recorded as MARC COAN, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 06, 2015

Internal Medicine (License #33295 in GA)

🟢

Initial NPI Registration & Enumeration August 23, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews

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NPI Administrative Meta

NPI Number: 1174516330

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: August 23, 2005

Last Update: January 29, 2021

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 742616

Atlanta, GA 303742616

Phone: 7702198420

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.