Charles A. Birbara, M.D.
NPI 1093705410ActiveIndividual· Specialist· Worcester, MA
Specialist (M.D.) in Worcester, Massachusetts, licensed in MA, with an NPI issued in October 2005. In 2024 Medicare paid $1,826,287 for 416 patients, and Part D covered 1,426 of their prescriptions, 88% of them generic. Amgen Inc. was the largest of 14 companies reporting payments in 2025, $2,896 in all, mostly food and beverage. Lists Heywood Hospital - and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1093705410 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 26, 2005 |
| Last updated in NPPES | Jun 8, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | 32425 | MA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Rheumatology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 416 |
|---|---|
| Services billed | 232,564 across 39 procedure codes |
| Paid by Medicare | $1,826,287 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,426 · 2,320 30-day fills |
|---|---|
| Patients | 220 |
| Total drug cost | $721,645 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1962 |
|---|---|
| Medicare specialty | Rheumatology |
Hospital affiliations
- Heywood Hospital -Gardner, MA
- Umass Memorial Health - Harrington HospitalSouthbridge, MA
- Umass Memorial Healthalliance HospitalsLeominster, MA
- Umass Memorial Medical Center/University CampusWorcester, MA
Industry payments (Open Payments)
- 2025$2,896 · 121 payments from 14 companies
- 2024$3,522 · 124 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $671.62 | 27 |
| Abbvie Inc. | $409.21 | 21 |
| Ucb, Inc. | $393.61 | 14 |
| Glaxosmithkline, LLC. | $321.11 | 13 |
| Novartis Pharmaceuticals Corporation | $256.94 | 10 |
What the 2025 payments were for
- Food and Beverage$2,819 · 120 payments
- Education$76.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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