Adwoa P. Nyanin, MD
NPI 1487626065ActiveIndividual· Internal Medicine· Meriden, CT
Internal Medicine (MD) in Meriden, Connecticut, trained at University of Pittsburgh School of Medicine (class of 1997). Medicare paid $66,929 for services to 450 patients in 2024. E.R. Squibb & Sons, L.L.C. was the largest of 2 companies reporting payments in 2025, $164.06 in all, mostly food and beverage.
Overview
| NPI | 1487626065 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 7, 2006 |
| Last updated in NPPES | Dec 1, 2020 |
| Certified by provider | Dec 1, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 039364 | CT |
| Hospitalist | 208M00000X | 039364 | 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 - Hospitalist (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 450 |
|---|---|
| Services billed | 519 across 8 procedure codes |
| Paid by Medicare | $66,929 |
Education and affiliations
| Medical school | University of Pittsburgh School of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Hospitalist |
Medical groups
- Hartford HospitalHartford, CT · 1,044 clinicians
- Middlesex HospitalMiddletown, CT · 234 clinicians
- Midstate Medical CenterMeriden, CT · 186 clinicians
Hospital affiliations
- Griffin HospitalDerby, CT
- Hartford HospitalHartford, CT
- Middlesex HospitalMiddletown, CT
- Midstate Medical CenterMeriden, CT
- The Hospital of Central ConnecticutNew Britain, CT
Industry payments (Open Payments)
- 2025$164.06 · 6 payments from 2 companies
- 2024$51.72 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $82.75 | 3 |
| Csl Behring | $81.31 | 3 |
What the 2025 payments were for
- Food and Beverage$164.06 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 22 internal medicine physicians in Meriden · All internal medicine physicians in Connecticut