Physician
Gregory Walker, M.D., M.B.A.
According to 2025 Medicare claims, Gregory Walker, M.D., M.B.A. (NPI: 1487074084) practices dermatology in the Waco, TX market, with the plurality of this provider's patient population coming from Mc Lennan, TX. This provider's primary affiliated billing organization is OLIVER STREET 5.01(A) INC. (NPI: 1457695413; TIN: 461314303) and primary practice location at 76712-7935.
Walker's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 773 traditional Medicare patients, billed 5,547 HCPCS/CPT codes, and received $500,009 in Medicare payments. The top billing code was 17311 (Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks). Part D data shows 1,281 prescription claims across 517 beneficiaries totaling $986,293 in drug costs, led by Skyrizi Pen (Risankizumab-Rzaa). Open Payments data shows 139 records totaling $2,562. 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 risen steadily, from $73,732 to $500,009. Similarly, Part D prescription costs have risen steadily, from $10,340 to $986,293. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.