Doctor profile · Federal record
Dr. Sudarshan Chatterjee, MD FACC
Interventional Cardiology Physician (CMS: Cardiovascular Disease (Cardiology)) · Cardiovascular Disease Physician · Montclair, CA
- NPI 1750465712
- Accepts Medicare
- 51 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
4950 San Bernardino St Ste 208
Montclair, CA 917632328
(978) 430-3082 - Additional location
-
949 Calhoun Pl Ste D
Hemet, CA 925434403
(951) 652-8000
fax (951) 929-6431 - Additional location
-
9635 Monte Vista Ave Ste 208
Montclair, CA 917632235
(909) 399-0087 - Additional location
-
160 Merrimack St
Methuen, MA 018446117
(978) 975-0990
fax (978) 975-7803 - Mailing address
-
5810 E Trapper Trl
Anaheim, CA 928074734
Show 1 more location
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- July 21, 2022
- Year of graduation
- 1975 — 51 yrs since
- Specialty taxonomy
- 207RI0011X — NUCC code
- State licenses (2)
- California #C43324 · Massachusetts #53581
- Medicaid
- MA #3057607
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1750465712. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,515
Distinct HCPCS
10
Medicare allowed
$546,040
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 591 | 382 | $135 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 591 | 451 | $131 | |
A9500 |
Technetium tc-99m sestamibi, diagnostic, per study dose | 553 | 281 | $119 | |
J2785 |
Injection, regadenoson, 0.1 mg | 552 | 138 | $56 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 418 | 294 | $183 | |
78452 |
Nuclear medicine studies of heart muscle at rest and with stress and spect | 415 | 273 | $301 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 403 | 385 | $15 | |
93015 |
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | 307 | 304 | $65 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 172 | 172 | $222 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 169 | 139 | $8 |
In context: peer comparison
Among 1 peers in Montclair Interventional Cardiology Physician, average services per provider: 265. This provider delivers 17× the peer median.Open Payments
Industry payments received
All-time total
$1,280
Transactions
58
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 13 | $206.95 | |
| Amgen INC. | 8 | $151.48 | |
| Kiniksa Pharmaceuticals International, Plc | 6 | $138.40 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 5 | $98.08 | |
| Novo Nordisk INC | 4 | $90.31 | |
| Pfizer INC. | 4 | $84.97 | |
| Harmony Biosciences LLC | 3 | $65.41 | |
| Janssen Pharmaceuticals, INC | 2 | $59.94 | |
| Actelion Pharmaceuticals US, INC. | 2 | $49.80 | |
| Harmony Biosciences LLC | 2 | $49.52 | |
| United Therapeutics Corporation | 2 | $47.03 | |
| AstraZeneca Pharmaceuticals Lp | 2 | $45.51 | |
| Avadel CNS Pharmaceuticals, LLC | 2 | $28.54 | |
| Esperion Therapeutics, INC. | 2 | $27.79 | |
| Boston Scientific Corporation | 1 | $22.33 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,062
Patients
394
Total drug cost
$126,220
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metoprolol Succinate | Generic | 238 | 90 | $6,098 |
| Furosemide | Generic | 134 | 50 | $1,060 |
| Amlodipine Besylate | Generic | 110 | 45 | $1,236 |
| Eliquis (Apixaban) | Brand | 88 | 27 | $102,987 |
| Rosuvastatin Calcium | Generic | 72 | 25 | $3,120 |
| Atorvastatin Calcium | Generic | 67 | 22 | $1,384 |
| Losartan Potassium | Generic | 60 | 24 | $1,072 |
| Carvedilol | Generic | 48 | 22 | $922 |
| Metoprolol Tartrate | Generic | 44 | 18 | $524 |
| Isosorbide Mononitrate ER (Isosorbide Mononitrate) | Brand | 43 | 16 | $794 |
Frequently asked questions
What is Dr. Sudarshan Chatterjee's medical specialty?
Dr. Sudarshan Chatterjee practices Interventional Cardiology Physician in Montclair, CA.
Where does Dr. Sudarshan Chatterjee practice?
Dr. Sudarshan Chatterjee practices at 4950 San Bernardino St Ste 208, Montclair, CA 917632328. Office phone: 9784303082.
What is Dr. Sudarshan Chatterjee's NPI?
Dr. Sudarshan Chatterjee's National Provider Identifier (NPI) is 1750465712, issued by NPPES.
Does Dr. Sudarshan Chatterjee accept Medicare assignment?
Yes. Dr. Sudarshan Chatterjee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sudarshan Chatterjee commonly perform?
Top Medicare-reported procedures in 2023: Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306); Established patient office or other outpatient visit (HCPCS 99214); Technetium tc-99m sestamibi, diagnostic, per study dose (HCPCS A9500). Source: CMS Medicare Physician & Other Practitioners file.