Sudarshan Chatterjee, MD FACC
NPI 1750465712 · Interventional Cardiology Physician · Montclair, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sudarshan Chatterjee, MD FACC is a Interventional Cardiology Physician provider in Montclair, CA (NPI 1750465712).
Provider details
- NPI number
- 1750465712
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD FACC
- Sex
- Male
- Sole proprietor
- Yes
- License
- 53581 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
3,798 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 566 | $181 |
| Technetium Tc-99m Sestamibi, Diagnostic, Per Study DoseA9500 | 477 | $125 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 436 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 434 | $129 |
| Nuclear Medicine Studies of Heart Muscle at Rest and With Stress and Spect78452 | 327 | $317 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 318 | 115 |
| Furosemide | 155 | 56 |
| Rosuvastatin Calcium | 145 | 52 |
| Amlodipine Besylate | 137 | 50 |
| Apixabanbrand: Eliquis | 133 | 38 |
| Atorvastatin Calcium | 105 | 34 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,280 across 65 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 949 Calhoun Pl Ste DHemet, CA 92543-4403Phone: (951) 652-8000Fax: (951) 929-6431
- 9635 Monte Vista Ave Ste 208Montclair, CA 91763-2235Phone: (909) 399-0087
- 160 Merrimack StMethuen, MA 01844-6117Phone: (978) 975-0990Fax: (978) 975-7803
Registry dates
- Enumerated
- 2006-10-25
- Last updated
- 2022-07-21
- Certified
- 2020-01-15
Frequently asked questions
- What is Sudarshan Chatterjee's NPI number?
- Sudarshan Chatterjee's National Provider Identifier (NPI) is 1750465712, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sudarshan Chatterjee's specialty?
- Sudarshan Chatterjee is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Sudarshan Chatterjee located?
- Sudarshan Chatterjee's practice location on file with NPPES is 4950 San Bernardino St Ste 208, Montclair, CA 91763-2328.
- What is Sudarshan Chatterjee's phone number?
- The practice phone number listed in the NPPES registry for Sudarshan Chatterjee is (978) 430-3082.
- Does Sudarshan Chatterjee accept Medicare?
- Sudarshan Chatterjee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sudarshan Chatterjee's NPI active?
- Yes — Sudarshan Chatterjee's NPI (1750465712) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.