Thomas Michael Tambouratzis, MD
NPI 1386604874ActiveIndividual· Internal Medicine· Washington, PA
Internal Medicine (MD) with Washington Physician Services, practicing in Washington, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $629,139 for 9,834 claims, against $57,222 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 4 companies reporting payments in 2024, $110.96 in all, mostly food and beverage. Lists Canonsburg General Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1386604874 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 27, 2006 |
| Last updated in NPPES | Dec 7, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD460161 | PA |
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 - Internal Medicine (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 192 |
|---|---|
| Services billed | 953 across 32 procedure codes |
| Paid by Medicare | $57,222 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,834 · 21,254 30-day fills |
|---|---|
| Patients | 595 |
| Total drug cost | $629,139 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Washington Physician ServicesWashington, PA · 106 clinicians
Hospital affiliations
- Canonsburg General HospitalCanonsburg, PA
- Magee Womens Hospital of Upmc Health SystemPittsburgh, PA
- St Clair HospitalPittsburgh, PA
- Washington Hospital, theWashington, PA
Industry payments (Open Payments)
- 2024$110.96 · 6 payments from 4 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $40.29 | 2 |
| Amgen Inc. | $31.66 | 2 |
| Phathom Pharmaceuticals, Inc. | $19.56 | 1 |
| Dexcom, Inc. | $19.45 | 1 |
What the 2024 payments were for
- Food and Beverage$110.96 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 internal medicine physicians in Washington · All internal medicine physicians in Pennsylvania