Active NPI 1437224912 Individual Practitioner Male Practitioner

Dr. Aaron Chase Maxwell , MD

Internal Medicine • Austin, TX

Professional Overview & Biography Verified Profile Summary

Dr. Aaron Maxwell, MD is a registered healthcare professional specializing in Internal Medicine in Austin, TX. Practice services are available at 1004 W 32ND ST STE 400 under active NPI credentials.

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

Practice Location & Contact Primary Location

Practice Address

1004 W 32nd St Ste 400

Austin, TX 787051915

Telephone 5124545171

Associated Practice Facility / Clinic

🏢 Capital Medical Clinic, Llp Facility NPI 1679528582

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Austin, TX

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 20.8 Yrs

State Avg: 26.2 Yrs

Regional Practice Density

620 Specialists

Practicing in Austin, TX (9538 Statewide)

Telehealth Adoption Rate

16.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

63.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

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	486	238	$175.00	$125.44
36415 Insertion of needle into vein for collection of blood sample	437	302	$16.00	$8.65
80053 Blood test, comprehensive group of blood chemicals	372	291	$54.00	$10.24
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	322	274	$36.00	$7.56
80061 Blood test, lipids (cholesterol and triglycerides)	305	273	$73.00	$13.12
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	279	167	$25.00	$16.16
81003 Automated urinalysis test	278	253	$19.00	$2.19
83036 Hemoglobin A1C level	269	231	$42.00	$9.42
84443 Blood test, thyroid stimulating hormone (TSH)	266	255	$98.00	$16.46
G0444 Annual depression screening, 5 to 15 minutes	233	233	$30.00	$19.08
93000 Routine ekg using at least 12 leads including interpretation and report	219	217	$78.00	$14.28
82306 Vitamin d-3 level	129	125	$120.00	$28.94
83550 Iron binding capacity	70	64	$38.00	$8.45
83540 Iron level	69	63	$28.00	$6.34
84153 Psa (prostate specific antigen) measurement, total	69	63	$85.00	$18.02
G0103 Prostate cancer screening; prostate specific antigen test (psa)	65	65	$85.00	$18.92
84550 Uric acid level, blood	49	47	$22.00	$4.43
99213 Established patient office or other outpatient visit, typically 15 minutes	48	43	$140.00	$84.79
G0447 Face-to-face behavioral counseling for obesity, 15 minutes	43	43	$35.00	$25.04
77080 Dxa bone density measurement of hip, pelvis, spine	41	41	$150.00	$39.36
G0008 Administration of influenza virus vaccine	38	38	$35.00	$32.50
90662 Influenza vaccine split virus, preservative free	38	38	$90.00	$81.82
82728 Ferritin (blood protein) level	38	35	$85.00	$13.36
82607 Cyanocobalamin (vitamin B-12) level	38	34	$100.00	$14.78
83615 Lactate dehydrogenase (enzyme) level	32	30	$25.00	$5.92
82977 Glutamyltransferase (liver enzyme) level	28	26	$30.00	$7.06
82570 Creatinine level to test for kidney function or muscle injury	24	23	$23.00	$5.08
82043 Urine microalbumin (protein) level	24	23	$46.00	$5.66
82746 Folic acid level	18	18	$100.00	$14.41
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	16	16	$395.00	$163.60
82550 Creatine kinase (cardiac enzyme) level, total	15	15	$32.00	$6.38
85046 Red blood count automated, with additional calculations	14	12	$30.00	$5.46
80048 Blood test, basic group of blood chemicals (calcium, total)	13	12	$50.00	$8.29
71046 X-ray of chest, 2 views	13	13	$43.00	$23.88
99441 Telephone medical discussion with physician, 5-10 minutes	11	11	$60.00	$51.31

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	402	287	$16.00	$8.40
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	397	234	$175.00	$126.26
80053 Blood test, comprehensive group of blood chemicals	354	276	$54.00	$10.35
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	313	272	$36.00	$7.56
80061 Blood test, lipids (cholesterol and triglycerides)	281	257	$73.00	$13.12
84443 Blood test, thyroid stimulating hormone (TSH)	274	252	$98.00	$16.46
81003 Automated urinalysis test	266	247	$19.00	$2.19
83036 Hemoglobin A1C level	259	234	$42.00	$9.52
G0444 Annual depression screening, 5 to 15 minutes	250	250	$30.00	$18.81
93000 Routine ekg using at least 12 leads including interpretation and report	227	223	$78.00	$14.66
82306 Vitamin d-3 level	138	135	$120.00	$29.01
90662 Influenza vaccine split virus, preservative free	76	76	$72.11	$70.00
G0008 Administration of influenza virus vaccine	76	76	$35.00	$30.91
G0103 Prostate cancer screening; prostate specific antigen test (psa)	75	75	$85.00	$18.92
99213 Established patient office or other outpatient visit, typically 15 minutes	66	65	$140.00	$85.48
84153 Psa (prostate specific antigen) measurement, total	61	60	$85.00	$18.02
G0447 Face-to-face behavioral counseling for obesity, 15 minutes	46	46	$35.00	$25.35
84550 Uric acid level, blood	41	37	$22.00	$4.43
77080 Dxa bone density measurement of hip, pelvis, spine	38	38	$150.00	$39.30
83615 Lactate dehydrogenase (enzyme) level	35	34	$25.00	$5.92
82977 Glutamyltransferase (liver enzyme) level	29	28	$30.00	$7.06
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	25	22	$240.00	$179.43
82550 Creatine kinase (cardiac enzyme) level, total	23	23	$32.00	$6.38
82607 Cyanocobalamin (vitamin B-12) level	23	22	$100.00	$14.78
83550 Iron binding capacity	22	22	$38.00	$8.57
82728 Ferritin (blood protein) level	20	20	$85.00	$13.36
82570 Creatinine level to test for kidney function or muscle injury	19	18	$23.00	$5.08
82043 Urine microalbumin (protein) level	19	18	$46.00	$5.66
71046 X-ray of chest, 2 views	17	15	$43.00	$24.53
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	14	14	$395.00	$164.18
83540 Iron level	14	14	$28.00	$6.34
81001 Manual urinalysis test with examination using microscope, automated	13	13	$23.00	$3.11
82746 Folic acid level	13	13	$100.00	$14.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	462	346	$16.00	$2.96
80053 Blood test, comprehensive group of blood chemicals	403	333	$54.00	$10.40
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	373	327	$36.00	$7.67
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	356	207	$175.00	$127.26
81003 Automated urinalysis test	350	312	$19.00	$2.22
84443 Blood test, thyroid stimulating hormone (TSH)	347	317	$98.00	$16.51
80061 Blood test, lipids (cholesterol and triglycerides)	336	310	$73.00	$13.18
83036 Hemoglobin A1C level	316	294	$42.00	$9.59
G0444 Annual depression screening, 5 to 15 minutes	315	315	$30.00	$19.00
93000 Routine ekg using at least 12 leads including interpretation and report	287	279	$78.00	$14.56
84550 Uric acid level, blood	265	233	$22.00	$4.48
83615 Lactate dehydrogenase (enzyme) level	263	232	$25.00	$5.99
82977 Glutamyltransferase (liver enzyme) level	239	220	$30.00	$7.14
82306 Vitamin d-3 level	170	169	$120.00	$29.24
G0103 Prostate cancer screening; prostate specific antigen test (psa)	108	108	$85.00	$19.07
G0008 Administration of influenza virus vaccine	94	94	$35.00	$30.29
90662 Influenza vaccine split virus, preservative free	92	92	$70.00	$68.54
G0447 Face-to-face behavioral counseling for obesity, 15 minutes	66	66	$35.00	$26.23
84153 Psa (prostate specific antigen) measurement, total	65	61	$99.77	$18.15
99213 Established patient office or other outpatient visit, typically 15 minutes	50	49	$120.00	$87.37
82550 Creatine kinase (cardiac enzyme) level, total	42	42	$32.00	$6.42
82607 Cyanocobalamin (vitamin B-12) level	38	37	$100.00	$14.87
99442 Telephone medical discussion with physician, 11-20 minutes	37	36	$95.00	$92.02
83550 Iron binding capacity	35	33	$38.00	$8.62
77080 Dxa bone density measurement of hip, pelvis, spine	34	34	$255.00	$39.11
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	33	12	$140.00	$41.91
82728 Ferritin (blood protein) level	33	31	$85.00	$13.44
82570 Creatinine level to test for kidney function or muscle injury	31	30	$23.00	$5.12
82043 Urine microalbumin (protein) level	31	30	$46.00	$5.71
82746 Folic acid level	27	27	$100.00	$14.51
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	21	20	$250.00	$183.39
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	17	$160.00	$54.04
81001 Manual urinalysis test with examination using microscope, automated	21	20	$23.00	$3.13
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	15	15	$395.00	$163.75
G0009 Administration of pneumococcal vaccine	15	15	$35.00	$30.60
72110 X-ray of lower and sacral spine, minimum of 4 views	14	14	$94.00	$41.99
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	13	13	$137.69	$131.13
71046 X-ray of chest, 2 views	13	11	$43.00	$21.57
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus	11	11	$100.00	$42.37

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	502	362	$16.00	$3.00
80053 Blood test, comprehensive group of blood chemicals	424	348	$54.00	$10.50
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	392	337	$36.00	$7.75
83615 Lactate dehydrogenase (enzyme) level	390	333	$25.00	$6.00
84550 Uric acid level, blood	376	326	$22.00	$4.49
82977 Glutamyltransferase (liver enzyme) level	365	311	$30.00	$7.18
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	357	230	$172.02	$131.86
80061 Blood test, lipids (cholesterol and triglycerides)	353	313	$73.00	$13.36
84443 Blood test, thyroid stimulating hormone (TSH)	351	312	$98.00	$16.80
81003 Automated urinalysis test	322	303	$19.00	$2.24
83036 Hemoglobin A1C level	290	269	$42.00	$9.68
93000 Routine ekg using at least 12 leads including interpretation and report	282	272	$78.00	$15.28
G0444 Annual depression screening, 5 to 15 minutes	270	270	$30.00	$19.68
82306 Vitamin d-3 level	141	135	$120.00	$29.42
99213 Established patient office or other outpatient visit, typically 15 minutes	117	113	$112.46	$93.57
G0103 Prostate cancer screening; prostate specific antigen test (psa)	107	107	$85.00	$19.31
90662 Influenza vaccine split virus, preservative free	83	83	$70.00	$64.42
G0008 Administration of influenza virus vaccine	82	82	$35.00	$17.56
82550 Creatine kinase (cardiac enzyme) level, total	62	62	$32.00	$6.41
G0447 Face-to-face behavioral counseling for obesity, 15 minutes	59	58	$35.00	$27.19
77080 Dxa bone density measurement of hip, pelvis, spine	47	47	$255.00	$40.12
0002A 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; second dose	45	45	$50.00	$41.31
84153 Psa (prostate specific antigen) measurement, total	44	42	$100.00	$18.39
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	43	40	$250.00	$186.46
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	42	42	$36.43	$18.14
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	16	$140.00	$42.70
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	29	22	$160.00	$54.88
81001 Manual urinalysis test with examination using microscope, automated	28	23	$23.00	$3.17
82043 Urine microalbumin (protein) level	27	25	$46.00	$5.78
82607 Cyanocobalamin (vitamin B-12) level	27	26	$100.00	$15.08
82570 Creatinine level to test for kidney function or muscle injury	26	24	$23.00	$5.18
G0009 Administration of pneumococcal vaccine	22	22	$35.00	$17.52
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	20	20	$128.25	$124.88
84439 Thyroxine (thyroid chemical), free	18	17	$39.00	$9.02
82247 Bilirubin level	17	15	$22.00	$5.02
83550 Iron binding capacity	17	15	$38.00	$8.74
84075 Phosphatase (enzyme) level, alkaline	17	15	$20.00	$5.18
84450 Liver enzyme (sgot), level	17	15	$20.00	$5.18
84460 Liver enzyme (sgpt), level	17	15	$21.00	$5.30
86140 Measurement C-reactive protein for detection of infection or inflammation	17	15	$22.00	$4.89
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	16	16	$382.81	$171.55
85651 Red blood cell sedimentation rate, to detect inflammation, non-automated	16	14	$24.00	$4.02
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	16	16	$200.00	$137.18
82746 Folic acid level	16	16	$100.00	$14.70
0012A Adm sarscov2 100mcg/0.5ml2nd	15	15	$35.00	$28.99
71046 X-ray of chest, 2 views	13	13	$43.00	$24.83
99441 Telephone medical discussion with physician, 5-10 minutes	13	13	$60.00	$58.46
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus	13	13	$200.00	$45.23
82728 Ferritin (blood protein) level	12	11	$85.00	$13.63
72110 X-ray of lower and sacral spine, minimum of 4 views	12	12	$94.00	$41.25
84481 Thyroid hormone, t3 measurement, free	12	11	$39.00	$16.94

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
36415 Insertion of needle into vein for collection of blood sample	463	339	$16.00	$2.98
80053 Blood test, comprehensive group of blood chemicals	364	317	$54.00	$10.41
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	359	307	$36.00	$7.70
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	336	225	$156.00	$110.70
83615 Lactate dehydrogenase (enzyme) level	335	296	$25.00	$5.95
84550 Uric acid level, blood	317	290	$22.00	$4.47
84443 Blood test, thyroid stimulating hormone (TSH)	316	275	$98.00	$16.64
99213 Established patient office or other outpatient visit, typically 15 minutes	301	234	$99.00	$76.68
80061 Blood test, lipids (cholesterol and triglycerides)	291	269	$73.00	$13.22
82977 Glutamyltransferase (liver enzyme) level	290	261	$30.00	$7.14
81003 Automated urinalysis test	267	242	$19.00	$2.23
93000 Routine ekg using at least 12 leads including interpretation and report	225	218	$78.00	$17.53
83036 Hemoglobin A1C level	209	196	$42.00	$9.65
G0444 Annual depression screening, 5 to 15 minutes	192	192	$30.00	$18.83
G0008 Administration of influenza virus vaccine	114	112	$35.00	$17.06
90662 Influenza vaccine split virus, preservative free	112	110	$69.55	$60.16
82306 Vitamin d-3 level	91	89	$120.00	$29.42
G0103 Prostate cancer screening; prostate specific antigen test (psa)	86	86	$85.00	$19.21
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	62	62	$258.00	$165.75
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	38	16	$140.00	$42.56
82550 Creatine kinase (cardiac enzyme) level, total	38	38	$32.00	$6.33
81001 Manual urinalysis test with examination using microscope, automated	37	34	$23.00	$3.13
84153 Psa (prostate specific antigen) measurement, total	34	33	$100.00	$18.28
71046 X-ray of chest, 2 views	32	30	$43.00	$22.87
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	31	31	$200.00	$120.29
G0447 Face-to-face behavioral counseling for obesity, 15 minutes	31	31	$35.00	$26.80
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	29	24	$160.00	$54.96
87804 Detection test by immunoassay with direct visual observation for influenza virus	26	13	$60.00	$16.25
G0009 Administration of pneumococcal vaccine	19	19	$35.00	$17.03
77080 Dxa bone density measurement of hip, pelvis, spine	19	19	$255.00	$39.53
82607 Cyanocobalamin (vitamin B-12) level	18	18	$100.00	$15.03
84439 Thyroxine (thyroid chemical), free	18	16	$39.00	$8.76
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	16	16	$395.00	$168.97
83550 Iron binding capacity	15	15	$38.00	$8.65
82043 Urine microalbumin (protein) level	15	14	$46.00	$5.75
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	15	15	$123.00	$118.85
84075 Phosphatase (enzyme) level, alkaline	14	14	$20.00	$4.84
82570 Creatinine level to test for kidney function or muscle injury	14	13	$23.00	$5.16
84450 Liver enzyme (sgot), level	14	14	$20.00	$4.84
84460 Liver enzyme (sgpt), level	14	14	$21.00	$4.95
82247 Bilirubin level	14	14	$22.00	$4.69
85651 Red blood cell sedimentation rate, to detect inflammation, non-automated	14	14	$24.00	$4.25
73560 X-ray of knee, 1-2 views	14	13	$40.00	$26.23
72110 X-ray of lower and sacral spine, minimum of 4 views	14	14	$94.00	$34.67
82728 Ferritin (blood protein) level	13	13	$85.00	$13.51
86140 Measurement C-reactive protein for detection of infection or inflammation	13	13	$22.00	$5.16
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$181.00	$110.30
82746 Folic acid level	11	11	$100.00	$14.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	526	351	$99.00	$74.68
36415 Insertion of needle into vein for collection of blood sample	432	325	$16.00	$2.91
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	350	292	$36.00	$8.44
80053 Blood test, comprehensive group of blood chemicals	326	283	$54.00	$11.44
83615 Lactate dehydrogenase (enzyme) level	242	227	$25.00	$6.53
80061 Blood test, lipids (cholesterol and triglycerides)	240	228	$73.00	$14.49
84443 Blood test, thyroid stimulating hormone (TSH)	237	214	$98.00	$18.15
81003 Automated urinalysis test	233	208	$19.00	$2.44
84550 Uric acid level, blood	230	220	$22.00	$4.90
82977 Glutamyltransferase (liver enzyme) level	183	175	$30.00	$7.80
93000 Routine ekg using at least 12 leads including interpretation and report	174	168	$78.00	$17.31
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	158	118	$156.00	$108.14
G0444 Annual depression screening, 5 to 15 minutes	155	155	$30.00	$18.48
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	117	117	$258.00	$164.92
83036 Hemoglobin A1C level	93	86	$42.00	$10.46
G0103 Prostate cancer screening; prostate specific antigen test (psa)	82	82	$85.00	$20.03
G0008 Administration of influenza virus vaccine	72	72	$35.00	$16.73
90662 Influenza vaccine split virus, preservative free	68	68	$60.00	$54.85
82306 Vitamin d-3 level	58	58	$120.00	$32.23
71046 X-ray of chest, 2 views	37	36	$43.00	$21.21
80048 Blood test, basic group of blood chemicals (calcium, total)	34	33	$50.00	$8.94
87804 Detection test by immunoassay with direct visual observation for influenza virus	28	14	$60.00	$16.22
77080 Dxa bone density measurement of hip, pelvis, spine	28	28	$255.00	$41.13
84153 Psa (prostate specific antigen) measurement, total	25	22	$100.00	$20.03
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	25	25	$181.00	$106.43
81001 Manual urinalysis test with examination using microscope, automated	22	19	$23.00	$3.45
83550 Iron binding capacity	22	22	$38.00	$9.52
84439 Thyroxine (thyroid chemical), free	21	18	$39.00	$9.82
82043 Urine microalbumin (protein) level	21	19	$46.00	$5.99
82570 Creatinine level to test for kidney function or muscle injury	20	18	$23.00	$5.35
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	20	16	$160.00	$54.09
85651 Red blood cell sedimentation rate, to detect inflammation, non-automated	19	19	$24.00	$4.18
82607 Cyanocobalamin (vitamin B-12) level	19	19	$100.00	$16.41
86140 Measurement C-reactive protein for detection of infection or inflammation	19	19	$22.00	$5.63
82728 Ferritin (blood protein) level	18	18	$85.00	$14.85
72110 X-ray of lower and sacral spine, minimum of 4 views	18	18	$94.00	$36.26
82150 Amylase (enzyme) level	17	17	$45.00	$6.64
83690 Lipase (fat enzyme) level	17	17	$29.00	$7.06
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	17	17	$395.00	$167.76
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function	16	16	$600.00	$135.78
G0009 Administration of pneumococcal vaccine	16	16	$35.00	$16.73
74019 X-ray of abdomen, 2 views	15	15	$50.00	$23.78
73502 X-ray of hip, 2-3 views	13	12	$82.00	$32.60
72050 X-ray of upper spine, 4 or 5 views	12	12	$60.00	$32.56
73560 X-ray of knee, 1-2 views	12	11	$40.00	$24.51

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	280	242	$99.00	$71.98
36415 Insertion of needle into vein for collection of blood sample	122	107	$16.00	$2.94
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	119	119	$258.00	$162.01
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	99	96	$36.00	$9.40
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	73	26	$220.00	$72.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	59	53	$156.00	$106.63
80061 Blood test, lipids (cholesterol and triglycerides)	59	56	$73.00	$16.20
80053 Blood test, comprehensive group of blood chemicals	56	53	$54.00	$12.78
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	56	23	$318.00	$103.85
G0008 Administration of influenza virus vaccine	51	51	$35.00	$20.67
90662 Influenza vaccine split virus, preservative free	50	50	$60.00	$51.25
G0444 Annual depression screening, 5 to 15 minutes	50	50	$30.00	$18.14
84443 Blood test, thyroid stimulating hormone (TSH)	47	43	$98.00	$20.33
80048 Blood test, basic group of blood chemicals (calcium, total)	39	38	$50.00	$10.23
83036 Hemoglobin A1C level	31	30	$42.00	$11.75
81003 Automated urinalysis test	23	21	$19.00	$2.71
82306 Vitamin d-3 level	22	22	$120.00	$35.82
99238 Hospital discharge day management, 30 minutes or less	22	21	$221.00	$73.04
83615 Lactate dehydrogenase (enzyme) level	18	18	$25.00	$7.30
82977 Glutamyltransferase (liver enzyme) level	18	18	$30.00	$8.71
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	16	16	$617.00	$201.92
G0103 Prostate cancer screening; prostate specific antigen test (psa)	16	16	$85.00	$22.26
G0447 Face-to-face behavioral counseling for obesity, 15 minutes	15	14	$35.00	$25.68
84550 Uric acid level, blood	15	15	$22.00	$5.47
71046 X-ray of chest, 2 views	15	15	$43.00	$16.02
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$181.00	$107.80
G0009 Administration of pneumococcal vaccine	11	11	$35.00	$20.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	160	75	$218.33	$70.77
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	111	50	$314.71	$103.55
99238 Hospital discharge day management, 30 minutes or less	65	64	$219.77	$71.38
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	31	30	$612.48	$201.24

Medical Specialties & State Licenses

CMS Verified: 2022-06-09

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License TX L9804

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.

Practice Associates & Co-Workers

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

30 Associated Practitioners

Diego Santa Ana , PA-C

Physician Assistant

NPI 1003308610

Physician Assistant (Certified)

Dr. William Woodward , MD

Specialist

NPI 1003896788

Doctor of Medicine (M.D.)

Dr. Walter Chase , MD

Internal Medicine - Rheumatology

NPI 1013997758

Doctor of Medicine (M.D.)

Dr. Dmitri Nikolaenko , DO, MS

Internal Medicine

NPI 1033471834

Doctor of Osteopathic Medicine (D.O.), Master of Science

Jason Powell , PA

Physician Assistant

NPI 1043361702

Physician Assistant

Nicole Stewart

Physician Assistant - Medical

NPI 1114771102

Career & Practice History Timeline

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

11 Historical Events

📍

Updated Practice Location June 09, 2022

Registered at 1004 W 32ND ST STE 400, AUSTIN, TX 787051915 (Tel: 5124545171)

📍

Updated Business Mailing Address June 09, 2022

Registered at 1004 W 32ND ST STE 400, AUSTIN, TX 787051915 (Tel: 5124545171)

📍

Updated Practice Location June 01, 2021

Registered at 1301 W 38TH ST STE 601, AUSTIN, TX 787051015 (Tel: 5124545171)

📍

Updated Business Mailing Address June 01, 2021

Registered at 1301 W 38TH ST STE 601, AUSTIN, TX 787051015 (Tel: 5124545171)

👤

Provider Name / Credentials Updated June 01, 2021

Recorded as AARON MAXWELL, MD

✅

NPI Profile Active October 12, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location October 12, 2015

Registered at 601 E 15TH ST, AUSTIN, TX 787011930 (Tel: 5123247000)

📍

Updated Business Mailing Address October 12, 2015

Registered at 1601 RIO GRANDE ST, SUITE 340, AUSTIN, TX 787011137 (Tel: 5123248960)

👤

Provider Name / Credentials Updated October 12, 2015

Recorded as AARON MAXWELL, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 12, 2015

Internal Medicine (License #L9804 in TX)

🟢

Initial NPI Registration & Enumeration November 21, 2006

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: 1437224912

Entity Type:

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

Enumeration Date: November 21, 2006

Last Update: June 09, 2022

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1004 W 32nd St Ste 400

Austin, TX 787051915

Phone: 5124545171

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.