Active NPI 1144268392 Individual Practitioner Male Practitioner

Dr. James Leonard Comazzi , MD

Specialist • Sonora, CA

Professional Overview & Biography Verified Profile Summary

Dr. James Comazzi, MD is a registered healthcare professional specializing in Specialist in Sonora, CA. Practice services are available at 900 GREENLEY RD under active NPI credentials.

Frequently performed procedures and clinical services include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, established patient outpatient office visit, programming of dual lead pacemaker system. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

900 Greenley Rd
Suite 911

Sonora, CA 953705287

Telephone 2095320511

Fax 2095326092

Associated Practice Facility / Clinic

🏢 Sonora Community Hospital Facility NPI 1003807066

Specialty Benchmarks & Practice Insights

Comparative analytics for Specialist in Sonora, CA

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 50.0 Yrs

State Avg: 38.0 Yrs

Regional Practice Density

8 Specialists

Practicing in Sonora, CA (6446 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

61.9% 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 (2021)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	1,640	1,228	$115.70	$8.57
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	420	228	$158.49	$102.69
93280 Programming of dual lead pacemaker system	98	59	$66.00	$39.82
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	95	88	$191.78	$151.43
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician	94	93	$574.05	$15.14
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	93	92	$573.98	$22.63
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	62	31	$194.00	$105.77
93294 Remote evaluations of single, dual, or multiple lead pacemaker with physician analysis, review, and report up to 90 days	37	26	$91.00	$31.41
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	37	34	$380.00	$204.98
99213 Established patient office or other outpatient visit, typically 15 minutes	29	26	$89.00	$69.56
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	26	16	$142.00	$73.58
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	26	26	$330.00	$190.36
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	23	16	$70.00	$37.15
99443 Telephone medical discussion with physician, 21-30 minutes	22	21	$145.00	$103.05
93284 Programming of multiple lead implantable defibrillator system	22	11	$106.00	$65.02
93283 Programming of dual lead implantable defibrillator system	20	14	$132.00	$59.52

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	1,684	1,272	$109.64	$8.88
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	523	261	$150.00	$82.41
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function	176	175	$192.00	$76.74
93280 Programming of dual lead pacemaker system	134	62	$63.47	$41.11
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	117	35	$43.00	$9.62
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician	114	110	$546.28	$15.66
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	114	110	$546.28	$23.41
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	74	59	$183.42	$116.59
99213 Established patient office or other outpatient visit, typically 15 minutes	56	48	$87.68	$53.26
93294 Remote evaluations of single, dual, or multiple lead pacemaker with physician analysis, review, and report up to 90 days	44	30	$87.00	$32.72
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	44	21	$185.00	$108.72
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	41	21	$67.00	$26.67
99443 Telephone medical discussion with physician, 21-30 minutes	37	32	$115.95	$82.02
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	27	27	$362.00	$210.56
93284 Programming of multiple lead implantable defibrillator system	26	11	$104.88	$67.14
93283 Programming of dual lead implantable defibrillator system	24	13	$126.00	$61.87

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	1,728	1,282	$104.58	$8.74
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	554	304	$144.04	$80.95
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function	552	540	$182.99	$76.38
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician	202	197	$517.47	$15.39
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	196	191	$517.18	$22.93
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	159	39	$41.00	$9.50
93280 Programming of dual lead pacemaker system	144	75	$60.00	$40.03
99213 Established patient office or other outpatient visit, typically 15 minutes	78	62	$81.00	$52.42
93294 Remote evaluations of single, dual, or multiple lead pacemaker with physician analysis, review, and report up to 90 days	65	36	$83.00	$31.68
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	55	48	$176.71	$113.97
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	52	30	$65.23	$26.12
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	46	31	$176.00	$106.63
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	34	34	$345.00	$207.36
93283 Programming of dual lead implantable defibrillator system	23	14	$120.00	$60.34
93284 Programming of multiple lead implantable defibrillator system	21	12	$96.00	$65.75
93295 Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days	19	12	$134.00	$46.28
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	16	12	$129.00	$74.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	1,030	872	$100.58	$8.62
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function	636	624	$176.00	$75.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	560	326	$139.46	$79.63
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	508	308	$101.77	$8.64
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	215	57	$40.00	$9.45
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician	166	163	$493.93	$15.23
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	163	160	$493.67	$22.71
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	136	127	$140.82	$79.77
93280 Programming of dual lead pacemaker system	117	78	$58.00	$39.55
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	92	40	$62.00	$25.80
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	82	48	$170.00	$105.87
99213 Established patient office or other outpatient visit, typically 15 minutes	82	70	$78.00	$52.24
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	47	46	$333.00	$205.73
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	46	46	$508.00	$22.80
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician	46	46	$508.00	$15.25
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	43	39	$168.53	$113.01
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	31	21	$124.00	$73.90
93294 Remote evaluations of single, dual, or multiple lead pacemaker with physician analysis, review, and report up to 90 days	28	24	$94.29	$31.25
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	26	20	$40.00	$9.37
99213 Established patient office or other outpatient visit, typically 15 minutes	25	24	$80.08	$52.04
93295 Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days	21	16	$129.00	$57.16
93294 Remote evaluations of single, dual, or multiple lead pacemaker with physician analysis, review, and report up to 90 days	17	16	$84.71	$31.22
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	13	$182.53	$112.71
93280 Programming of dual lead pacemaker system	17	16	$59.59	$39.45
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function	16	16	$176.00	$75.50
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	13	13	$288.00	$170.96
G0405 Electrocardiogram, routine ecg with 12 leads; interpretation and report only, performed as a screening for the initial preventive physical examination	13	13	$101.00	$8.62

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	909	762	$93.28	$10.65
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	679	359	$97.08	$10.66
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	665	366	$133.58	$97.25
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function	555	545	$170.00	$80.85
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	345	65	$39.00	$11.53
93280 Programming of dual lead pacemaker system	169	84	$56.00	$47.80
93042 Interpretation and report of electrical activity of heart using 1-3 leads	166	66	$78.62	$8.82
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	134	111	$162.97	$138.68
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	130	129	$475.42	$27.93
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician	128	127	$475.34	$18.72
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	94	66	$164.00	$132.39
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	89	40	$60.00	$31.74
99213 Established patient office or other outpatient visit, typically 15 minutes	85	76	$75.00	$63.12
93294 Remote evaluations of single, dual, or multiple lead pacemaker with physician analysis, review, and report up to 90 days	80	51	$77.00	$42.80
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	69	68	$321.00	$254.05
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician	64	63	$490.00	$18.64
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	64	63	$490.00	$27.85
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	51	33	$120.00	$90.50
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	44	44	$289.75	$208.23
93293 Telephonic rhythm strip evaluation of single, dual, multiple lead or leadless pacemaker system, up to 90 days	36	24	$31.00	$19.84
93295 Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days	33	20	$124.00	$84.05
93283 Programming of dual lead implantable defibrillator system	31	19	$112.00	$69.41
93282 Programming of single lead implantable defibrillator system	24	14	$88.00	$53.67
99231 Follow-up hospital inpatient care per day, typically 15 minutes	19	13	$100.00	$49.64
93279 Evaluation, testing, and programming adjustment of permanent single lead pacemaker system with physician analysis, review, and report	18	13	$49.00	$40.44

Medical Specialties & State Licenses

Specialist Primary Specialty

NUCC Taxonomy Code: 174400000X

State License CA G39987

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

00G399870 (CA)

Practice Associates & Co-Workers

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

1 Associated Practitioners

Dr. Shalom Margolis , MD

Specialist

NPI 1215976576

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 900 GREENLEY RD, SUITE 911, SONORA, CA 953705287 (Tel: 2095320511)

📍

Updated Business Mailing Address July 08, 2007

Registered at 900 GREENLEY RD, SUITE 911, SONORA, CA 953705287 (Tel: 2095320511)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as JAMES COMAZZI, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Specialist (License #G39987 in CA)

🟢

Initial NPI Registration & Enumeration June 02, 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: 1144268392

Entity Type:

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

Enumeration Date: June 02, 2006

Last Update: July 13, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

900 Greenley Rd, Suite 911

Sonora, CA 953705287

Phone: 2095320511

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

⚠️ Medical Disclaimer

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