Harjinder S. Chowdhary, MD
NPI 1205942836ActiveIndividual· Internal Medicine, Rheumatology· Norwich, CT
Internal Medicine, Rheumatology (MD) with Yale University and 2 other groups, practicing in Norwich, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $4,178,881 for 5,733 claims, against $419,292 paid for services in 2024. Amgen Inc. was the largest of 24 companies reporting payments in 2025, $2,424 in all, mostly food and beverage. Lists Day Kimball Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1205942836 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 23, 2006 |
| Last updated in NPPES | May 22, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 043737 | CT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Rheumatology (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 581 |
|---|---|
| Services billed | 35,296 across 33 procedure codes |
| Paid by Medicare | $419,292 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,733 · 10,911 30-day fills |
|---|---|
| Patients | 869 |
| Total drug cost | $4,178,881 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Rheumatology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Yale UniversityNew Haven, CT · 2,645 clinicians
- Ptsma IncAnsonia, CT · 224 clinicians
- New England Rheumatology LLCNorwich, CT · 2 clinicians
Hospital affiliations
- Day Kimball HospitalPutnam, CT
- Lawrence & Memorial HospitalNew London, CT
- Westerly HospitalWesterly, RI
- William W Backus HospitalNorwich, CT
- Yale-New Haven HospitalNew Haven, CT
Industry payments (Open Payments)
- 2025$2,424 · 116 payments from 24 companies
- 2024$2,045 · 107 payments from 23 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $395.28 | 20 |
| Mallinckrodt Hospital Products Inc. | $308.44 | 14 |
| Abbvie Inc. | $270.65 | 16 |
| Janssen Biotech, Inc. | $266.16 | 12 |
| E.R. Squibb & Sons, L.L.C. | $170.66 | 11 |
What the 2025 payments were for
- Food and Beverage$2,240 · 114 payments
- Education$183.98 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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