Physician

Charles A Birbara, M.D.

According to 2025 Medicare claims, Charles Birbara, M.D. (NPI: 1093705410) practices rheumatology in the Worcester, MA market, with the plurality of this provider's patient population coming from Worcester, MA. This provider's primary affiliated billing organization is CHARLES A. BIRBARA, M.D. (NPI: 1659422699; TIN: 042489146) and primary practice location at 01605-2751. Birbara is affiliated with the UMASS Memorial Accountable Care Organization, INC. (ACO ID: A2598), participating under the MSSP model.

Birbara's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 416 traditional Medicare patients, billed 232,564 HCPCS/CPT codes, and received $1,826,287 in Medicare payments. The top billing code was 20610 (Aspiration and/or injection of fluid from large joint). Part D data shows 1,426 prescription claims across 220 beneficiaries totaling $721,645 in drug costs, led by Humira(Cf) Pen (Adalimumab). Open Payments data shows 139 records totaling $58,903. You can download detailed data with all billing codes (2015-2024). For more recent data, please contact us.

Over the past 10 years, this provider's Medicare Part B carrier billing has declined steadily, from $2,145,407 to $1,826,287. Concurrently, Part D prescription costs have changed little. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.