Active NPI 1912121476 Individual Practitioner Female Practitioner

Dr. Mary R Shoemaker , MD

Internal Medicine • Canton, MA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Mary Shoemaker, MD is a certified Internal Medicine practicing in Canton, MA. With approximately 31 years of clinical experience since graduating from Yale University School Of Medicine in 1995, Dr. Shoemaker delivers high-quality medical care to the local community at 4 WASHINGTON ST STE A.

Dr. Shoemaker maintains professional affiliations with Brigham And Womens Physicians Organization Inc, Medical Care Of Boston Management Corporation and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, 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. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4 Washington St Ste A

Canton, MA 020214004

Telephone 7817849212

Medicare Profile & Education

Medical School

Yale University School Of Medicine

Graduation Year

1995

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Canton, MA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

31 Yrs -2.0 yrs vs City Avg

City Avg: 33.0 Yrs

State Avg: 29.3 Yrs

Regional Practice Density

9 Specialists

Practicing in Canton, MA (7127 Statewide)

Telehealth Adoption Rate

44.4% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

72.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Shoemaker (31 Years) 31 Yrs

Canton Specialty Average (33.0 Years) 33.0 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	380	204	$556.32	$138.62
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	145	145	$564.63	$140.72
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	113	86	$70.51	$17.22
99213 Established patient office or other outpatient visit, typically 15 minutes	86	69	$391.76	$98.39
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing	37	31	$58.00	$7.29
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	33	33	$776.00	$179.36
90662 Influenza vaccine split virus, preservative free	28	28	$183.21	$81.47
G0008 Administration of influenza virus vaccine	28	28	$140.14	$35.30
G0009 Administration of pneumococcal vaccine	12	12	$139.33	$35.30
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	12	12	$733.67	$292.08
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	11	11	$1009.82	$235.99

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	254	130	$544.62	$140.48
99213 Established patient office or other outpatient visit, typically 15 minutes	220	148	$386.64	$99.61
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	89	89	$556.39	$141.83
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing	32	31	$56.22	$7.50
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	31	31	$776.00	$181.88
G0008 Administration of influenza virus vaccine	22	22	$135.18	$33.84
90662 Influenza vaccine split virus, preservative free	20	20	$154.55	$71.59
G0009 Administration of pneumococcal vaccine	19	19	$130.68	$33.84
99443 Telephone medical discussion with physician, 21-30 minutes	15	12	$543.20	$140.02
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	14	14	$989.71	$239.75
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	13	13	$678.92	$282.89
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$509.27	$123.82

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month	264	60	$113.39	$49.90
36415 Insertion of needle into vein for collection of blood sample	251	150	$20.00	$2.98
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	243	61	$133.27	$65.86
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	187	145	$323.10	$135.12
99213 Established patient office or other outpatient visit, typically 15 minutes	138	113	$259.42	$96.21
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	121	102	$35.00	$7.68
80048 Blood test, basic group of blood chemicals (calcium, total)	121	93	$30.00	$8.34
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	95	95	$369.74	$138.67
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	61	52	$377.98	$188.94
80053 Blood test, comprehensive group of blood chemicals	60	57	$50.00	$10.50
83036 Hemoglobin A1C level	55	51	$40.00	$9.64
99442 Telephone medical discussion with physician, 11-20 minutes	44	39	$190.45	$94.68
82043 Urine microalbumin (protein) level	40	40	$35.00	$5.74
83721 Ldl cholesterol level	38	37	$35.00	$10.42
99497 Advance care planning, first 30 minutes	35	35	$232.26	$87.82
99443 Telephone medical discussion with physician, 21-30 minutes	23	19	$298.22	$133.33
93000 Routine ekg using at least 12 leads including interpretation and report	23	22	$65.00	$14.99
80061 Blood test, lipids (cholesterol and triglycerides)	19	18	$65.00	$13.31
84439 Thyroxine (thyroid chemical), free	19	15	$35.00	$8.98
81001 Manual urinalysis test with examination using microscope, automated	18	13	$12.00	$3.16
G0447 Face-to-face behavioral counseling for obesity, 15 minutes	15	14	$50.00	$27.26
82306 Vitamin d-3 level	14	13	$120.00	$29.43
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$692.69	$181.92
G0103 Prostate cancer screening; prostate specific antigen test (psa)	12	12	$53.00	$19.17

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	498	190	$20.00	$3.00
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	280	168	$275.00	$134.50
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	265	162	$35.00	$7.77
80048 Blood test, basic group of blood chemicals (calcium, total)	211	124	$30.00	$8.46
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	197	52	$110.00	$42.63
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	163	121	$365.00	$186.16
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	152	152	$305.00	$137.54
80053 Blood test, comprehensive group of blood chemicals	120	99	$50.00	$10.56
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month	112	42	$100.00	$39.02
83036 Hemoglobin A1C level	108	71	$40.00	$9.71
99213 Established patient office or other outpatient visit, typically 15 minutes	105	79	$185.00	$92.72
99442 Telephone medical discussion with physician, 11-20 minutes	87	54	$185.00	$96.05
84443 Blood test, thyroid stimulating hormone (TSH)	78	67	$65.00	$16.80
99497 Advance care planning, first 30 minutes	74	74	$225.00	$88.48
99443 Telephone medical discussion with physician, 21-30 minutes	65	39	$275.00	$135.58
83721 Ldl cholesterol level	61	59	$35.00	$10.50
G0447 Face-to-face behavioral counseling for obesity, 15 minutes	52	41	$50.00	$27.65
82043 Urine microalbumin (protein) level	50	46	$35.00	$5.78
G0008 Administration of influenza virus vaccine	47	47	$60.00	$19.52
81001 Manual urinalysis test with examination using microscope, automated	38	23	$12.00	$3.17
90662 Influenza vaccine split virus, preservative free	37	37	$80.00	$65.14
80061 Blood test, lipids (cholesterol and triglycerides)	36	36	$65.00	$13.39
93000 Routine ekg using at least 12 leads including interpretation and report	34	31	$65.00	$15.56
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	34	12	$100.00	$43.20
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	30	24	$140.00	$55.44
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	24	20	$15.00	$15.00
84439 Thyroxine (thyroid chemical), free	23	17	$35.00	$9.02
82607 Cyanocobalamin (vitamin B-12) level	20	20	$60.00	$15.08
87086 Bacterial colony count, urine	20	16	$35.00	$8.07
82746 Folic acid level	19	19	$55.00	$14.70
82306 Vitamin d-3 level	18	15	$120.00	$29.60
83540 Iron level	16	14	$25.00	$6.47
G0103 Prostate cancer screening; prostate specific antigen test (psa)	16	16	$53.00	$19.31
83735 Magnesium level	16	15	$25.00	$6.70
83550 Iron binding capacity	15	13	$35.00	$8.74
G0296 Counseling visit to discuss need for lung cancer screening using low dose ct scan (ldct) (service is for eligibility determination and shared decision making)	13	13	$75.00	$29.79
G0009 Administration of pneumococcal vaccine	11	11	$60.00	$19.48
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	11	11	$45.00	$45.00

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	439	169	$20.00	$2.98
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	330	182	$275.00	$114.30
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	260	154	$35.00	$7.70
80048 Blood test, basic group of blood chemicals (calcium, total)	202	123	$30.00	$8.42
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	198	39	$110.00	$44.14
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	133	133	$305.00	$123.60
83036 Hemoglobin A1C level	128	77	$40.00	$9.66
80053 Blood test, comprehensive group of blood chemicals	107	84	$50.00	$10.39
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	103	85	$365.00	$151.97
99443 Telephone medical discussion with physician, 21-30 minutes	98	66	$270.31	$114.48
84443 Blood test, thyroid stimulating hormone (TSH)	97	77	$65.00	$16.71
99213 Established patient office or other outpatient visit, typically 15 minutes	93	81	$185.00	$78.45
99497 Advance care planning, first 30 minutes	72	71	$225.00	$91.05
83721 Ldl cholesterol level	60	52	$35.00	$10.45
99442 Telephone medical discussion with physician, 11-20 minutes	55	43	$185.00	$80.01
82043 Urine microalbumin (protein) level	51	50	$35.00	$5.74
G0008 Administration of influenza virus vaccine	51	51	$60.00	$18.62
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	42	31	$140.00	$56.84
80061 Blood test, lipids (cholesterol and triglycerides)	41	41	$65.00	$13.31
81001 Manual urinalysis test with examination using microscope, automated	39	31	$12.00	$3.15
90662 Influenza vaccine split virus, preservative free	37	37	$80.00	$58.84
93000 Routine ekg using at least 12 leads including interpretation and report	32	28	$65.00	$17.05
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	30	21	$15.00	$15.18
G2058 Chronic care management services, each additional 20 minutes of clinical staff time directed by a physician or other qualified health care professional, per calendar month (list separately in addition to code for primary procedure). (do not report g2058 fo	22	16	$95.00	$39.73
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	18	18	$45.00	$39.90
87086 Bacterial colony count, urine	18	13	$35.00	$8.05
G0446 Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes	18	18	$50.00	$28.09
G0009 Administration of pneumococcal vaccine	17	17	$60.00	$17.87
82607 Cyanocobalamin (vitamin B-12) level	17	16	$60.00	$15.01
G0447 Face-to-face behavioral counseling for obesity, 15 minutes	17	17	$50.00	$28.09
G0103 Prostate cancer screening; prostate specific antigen test (psa)	17	17	$53.00	$19.15
82746 Folic acid level	15	15	$55.00	$14.62
83550 Iron binding capacity	14	11	$35.00	$8.70
83540 Iron level	14	11	$25.00	$6.44
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	14	14	$45.00	$18.93
G0296 Counseling visit to discuss need for lung cancer screening using low dose ct scan (ldct) (service is for eligibility determination and shared decision making)	13	13	$75.00	$31.18
82306 Vitamin d-3 level	12	12	$120.00	$29.45

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	591	214	$275.00	$114.83
36415 Insertion of needle into vein for collection of blood sample	487	185	$20.00	$2.94
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	254	148	$35.00	$8.46
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	240	49	$110.00	$43.89
80048 Blood test, basic group of blood chemicals (calcium, total)	219	126	$30.00	$9.21
99213 Established patient office or other outpatient visit, typically 15 minutes	172	130	$185.00	$77.69
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	122	122	$305.00	$123.37
83036 Hemoglobin A1C level	116	69	$40.00	$10.57
80053 Blood test, comprehensive group of blood chemicals	104	86	$50.00	$11.51
84443 Blood test, thyroid stimulating hormone (TSH)	99	76	$65.00	$18.30
99497 Advance care planning, first 30 minutes	90	90	$225.00	$89.59
82043 Urine microalbumin (protein) level	60	51	$35.00	$6.29
G0008 Administration of influenza virus vaccine	58	58	$60.00	$17.42
81001 Manual urinalysis test with examination using microscope, automated	54	43	$12.00	$3.45
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	48	30	$140.00	$56.46
83721 Ldl cholesterol level	48	43	$35.00	$10.39
90662 Influenza vaccine split virus, preservative free	37	37	$80.00	$54.89
80061 Blood test, lipids (cholesterol and triglycerides)	34	32	$65.00	$14.58
93000 Routine ekg using at least 12 leads including interpretation and report	29	25	$65.00	$18.14
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	26	17	$15.00	$14.97
87086 Bacterial colony count, urine	23	19	$35.00	$8.79
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	21	21	$45.00	$17.48
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	21	20	$365.00	$153.87
82306 Vitamin d-3 level	20	16	$120.00	$32.23
81003 Automated urinalysis test	17	16	$20.00	$2.44
82607 Cyanocobalamin (vitamin B-12) level	16	12	$60.00	$16.41
83735 Magnesium level	14	12	$25.00	$7.29
G0296 Counseling visit to discuss need for lung cancer screening using low dose ct scan (ldct) (service is for eligibility determination and shared decision making)	14	14	$75.00	$30.21
G0103 Prostate cancer screening; prostate specific antigen test (psa)	13	13	$53.00	$20.03
82746 Folic acid level	13	11	$55.00	$16.01
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	12	12	$210.00	$181.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	607	211	$275.00	$110.99
36415 Insertion of needle into vein for collection of blood sample	459	178	$20.00	$2.94
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	204	144	$35.00	$9.40
80048 Blood test, basic group of blood chemicals (calcium, total)	204	107	$30.00	$10.23
99213 Established patient office or other outpatient visit, typically 15 minutes	203	146	$185.00	$76.34
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	197	49	$110.00	$43.98
80053 Blood test, comprehensive group of blood chemicals	117	105	$50.00	$12.78
99497 Advance care planning, first 30 minutes	106	106	$232.08	$86.85
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	106	106	$305.00	$120.94
83036 Hemoglobin A1C level	102	62	$40.00	$11.75
84443 Blood test, thyroid stimulating hormone (TSH)	98	72	$65.00	$20.33
G0008 Administration of influenza virus vaccine	64	64	$60.00	$22.82
81001 Manual urinalysis test with examination using microscope, automated	53	38	$12.00	$3.84
93000 Routine ekg using at least 12 leads including interpretation and report	50	38	$65.00	$17.82
82043 Urine microalbumin (protein) level	47	44	$35.00	$7.00
80061 Blood test, lipids (cholesterol and triglycerides)	47	43	$65.00	$16.20
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	44	32	$140.00	$56.32
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	44	26	$15.00	$14.70
90662 Influenza vaccine split virus, preservative free	39	39	$80.00	$50.96
83735 Magnesium level	35	18	$25.00	$8.10
83721 Ldl cholesterol level	28	24	$35.00	$11.54
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	24	24	$45.00	$16.75
87086 Bacterial colony count, urine	23	14	$35.00	$9.76
G0506 Comprehensive assessment of and care planning for patients requiring chronic care management services (list separately in addition to primary monthly care management service)	21	21	$165.00	$63.09
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	19	19	$210.00	$179.26
82306 Vitamin d-3 level	17	14	$120.00	$35.82
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	14	$365.00	$151.57
G0296 Counseling visit to discuss need for lung cancer screening using low dose ct scan (ldct) (service is for eligibility determination and shared decision making)	14	14	$75.00	$29.63
82746 Folic acid level	13	13	$55.00	$17.79
82465 Cholesterol level	12	12	$21.00	$5.26
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	12	12	$45.00	$44.10
82607 Cyanocobalamin (vitamin B-12) level	12	12	$60.00	$18.24
83718 Hdl cholesterol level	12	12	$29.00	$9.92
G0009 Administration of pneumococcal vaccine	11	11	$60.00	$23.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	458	183	$275.00	$109.08
36415 Insertion of needle into vein for collection of blood sample	370	166	$20.00	$2.94
99213 Established patient office or other outpatient visit, typically 15 minutes	222	151	$185.00	$74.37
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	179	128	$35.00	$10.39
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	159	40	$110.00	$43.50
80048 Blood test, basic group of blood chemicals (calcium, total)	153	95	$30.00	$10.38
80053 Blood test, comprehensive group of blood chemicals	89	76	$50.00	$12.99
83036 Hemoglobin A1C level	87	56	$40.00	$13.05
84443 Blood test, thyroid stimulating hormone (TSH)	82	65	$65.00	$22.59
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	76	76	$305.00	$119.76
81001 Manual urinalysis test with examination using microscope, automated	72	57	$12.00	$4.26
G0008 Administration of influenza virus vaccine	63	63	$60.00	$28.66
85610 Blood test, clotting time	57	12	$42.00	$5.28
82043 Urine microalbumin (protein) level	51	41	$35.00	$7.26
80061 Blood test, lipids (cholesterol and triglycerides)	51	45	$65.00	$14.81
82570 Creatinine level to test for kidney function or muscle injury	47	38	$20.00	$6.96
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	45	45	$45.00	$17.09
93000 Routine ekg using at least 12 leads including interpretation and report	41	38	$65.00	$17.65
87086 Bacterial colony count, urine	37	26	$35.00	$10.85
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	33	29	$140.00	$55.77
83540 Iron level	23	21	$25.00	$8.32
83550 Iron binding capacity	23	21	$35.00	$11.27
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	22	20	$365.00	$149.06
G0506 Comprehensive assessment of and care planning for patients requiring chronic care management services (list separately in addition to primary monthly care management service)	20	20	$165.00	$65.11
82607 Cyanocobalamin (vitamin B-12) level	19	18	$60.00	$20.11
90662 Influenza vaccine split virus, preservative free	17	17	$80.00	$45.22
82746 Folic acid level	17	16	$55.00	$19.77
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$415.00	$168.90
85651 Red blood cell sedimentation rate, to detect inflammation, non-automated	16	14	$40.00	$4.77
83735 Magnesium level	16	15	$25.00	$9.01
99406 Smoking and tobacco use intermediate counseling, greater than 3 minutes up to 10 minutes	15	11	$15.00	$14.70
G0296 Counseling visit to discuss need for lung cancer screening using low dose ct scan (ldct) (service is for eligibility determination and shared decision making)	14	14	$75.00	$28.90
82306 Vitamin d-3 level	11	11	$120.00	$39.80
82728 Ferritin (blood protein) level	11	11	$50.00	$18.33

Medical Specialties & State Licenses

CMS Verified: 2026-01-29

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MA 221409

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.

Hospital & Practice Group Affiliations

Brigham And Womens Physicians Organization Inc

20 Patriot Pl, Foxborough, MA 020351375

Phone: 5087184000

Medical Care Of Boston Management Corporation

93 Pond St, Sharon, MA 020672015

Phone: 7817849212

Practice Associates & Co-Workers

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

7 Associated Practitioners

Dr. Jennifer Parent , MD

Internal Medicine

NPI 1124085550

Doctor of Medicine (M.D.)

Dr. Gary Brissette , MD

Internal Medicine

NPI 1518072578

Doctor of Medicine (M.D.)

Dr. Danru Lee , MD

Internal Medicine

NPI 1700813557

Doctor of Medicine (M.D.)

Dr. Stacey Breen Greally , MD

Family Medicine

NPI 1821087289

Doctor of Medicine (M.D.)

Maura Ryan , NP

Nurse Practitioner - Adult Health

NPI 1851316202

Nurse Practitioner

Dr. Anne Timmerman , MD

Internal Medicine

NPI 1881610970

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

10 Historical Events

📍

Updated Practice Location January 29, 2026

Registered at 4 WASHINGTON ST STE A, CANTON, MA 020214004 (Tel: 7817849212)

📍

Updated Business Mailing Address January 29, 2026

Registered at 4 WASHINGTON ST STE A, CANTON, MA 020214004 (Tel: 7817849212)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 29, 2026

Internal Medicine (License #221409 in MA)

📍

Updated Business Mailing Address January 25, 2023

Registered at 22 PATRIOT PL FL 4, FOXBORO, MA 020351375 (Tel: 5087184050)

✅

NPI Profile Active March 07, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location March 07, 2016

Registered at 152 DEAN ST, TAUNTON, MA 027802766 (Tel: 5088243872)

📍

Updated Business Mailing Address March 07, 2016

Registered at 362 N BEDFORD ST, EAST BRIDGEWATER, MA 023331148 (Tel: 5083502350)

👤

Provider Name / Credentials Updated March 07, 2016

Recorded as MARY SHOEMAKER, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 07, 2016

Internal Medicine (License #221409 in MA)

🟢

Initial NPI Registration & Enumeration April 13, 2007

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1912121476

Entity Type:

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

Enumeration Date: April 13, 2007

Last Update: January 29, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

4 Washington St Ste A

Canton, MA 020214004

Phone: 7817849212

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.