Sunita Chadha, M.D.
NPI 1013176692ActiveIndividual· Internal Medicine, Rheumatology· Williamsville, NY
Internal Medicine, Rheumatology (M.D.) with Chadha Medicals PC, practicing in Williamsville, New York. Their prescriptions cost Medicare Part D more than their services did: $4,454,306 for 4,895 claims, against $561,941 paid for services in 2024. Amgen Inc. was the largest of 11 companies reporting payments in 2025, $22,598 in all, mostly speaking and faculty fees. Lists Kaleida Health and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1013176692 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 9, 2008 |
| Last updated in NPPES | Oct 1, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 215479 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Rheumatology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 284 |
|---|---|
| Services billed | 62,771 across 35 procedure codes |
| Paid by Medicare | $561,941 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,895 · 8,003 30-day fills |
|---|---|
| Patients | 868 |
| Total drug cost | $4,454,306 |
| Generic share | 77% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Rheumatology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Chadha Medicals PCWilliamsville, NY · 3 clinicians
Hospital affiliations
- Kaleida HealthBuffalo, NY
- Kenmore Mercy HospitalKenmore, NY
- Mount St. Mary's Hospital & Health CenterLewiston, NY
- Niagara Falls Memorial Medical CenterNiagara Falls, NY
- Sisters of Charity HospitalBuffalo, NY
Industry payments (Open Payments)
- 2025$22,598 · 86 payments from 11 companies
- 2024$64,614 · 132 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $20,519 | 51 |
| Glaxosmithkline, LLC. | $1,420 | 7 |
| Abbvie Inc. | $155.68 | 8 |
| E.R. Squibb & Sons, L.L.C. | $124.01 | 5 |
| Astrazeneca Pharmaceuticals LP | $78.77 | 3 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$20,785 · 15 payments
- Food and Beverage$1,426 · 65 payments
- Travel and Lodging$331.20 · 5 payments
- Education$54.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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