Ataul Chowdhury, M.D.
NPI 1043295413 · Internal Medicine Physician · Bronx, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ataul Chowdhury, M.D. is a Internal Medicine Physician provider in Bronx, NY (NPI 1043295413).
Provider details
- NPI number
- 1043295413
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 36174 (AZ)
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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,316 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 245 | $98 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 224 | $68 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 218 | $138 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 197 | $9 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 109 | $62 |
| Brief Communication Technology-Based Service, E.g. Virtual Check-In, By a Physician Or Other Qualified Health Care Professional Who Can Report Evaluation and Management Services, Provided to an Established Patient, Not Originating From a Related E/M Servic |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 63 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metformin Hcl | 196 | 64 |
| Amlodipine Besylate | 191 | 49 |
| Atorvastatin Calcium | 189 | 69 |
| Omeprazole | 151 | 40 |
| Metoprolol Succinate | 127 | 30 |
| Famotidine | 121 | 35 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,006 across 9 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
Registry dates
- Enumerated
- 2005-12-08
- Last updated
- 2021-02-20
- Certified
- 2021-02-20
Frequently asked questions
- What is Ataul Chowdhury's NPI number?
- Ataul Chowdhury's National Provider Identifier (NPI) is 1043295413, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ataul Chowdhury's specialty?
- Ataul Chowdhury is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ataul Chowdhury located?
- Ataul Chowdhury's practice location on file with NPPES is 1888 Westchester Ave # B, Bronx, NY 10472-3000.
- What is Ataul Chowdhury's phone number?
- The practice phone number listed in the NPPES registry for Ataul Chowdhury is (917) 634-9600.
- Does Ataul Chowdhury accept Medicare?
- Ataul Chowdhury is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ataul Chowdhury's NPI active?
- Yes — Ataul Chowdhury's NPI (1043295413) is active in the NPPES registry as of the last update on 2021-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.