Physician

William H Duncan, MD

According to 2025 Medicare claims, William Duncan, MD (NPI: 1679516231) practices orthopedic surgery in the Springfield, MO market, with the plurality of this provider's patient population coming from Greene, MO. This provider's primary affiliated billing organization is LESTER E COX MEDICAL CENTERS (NPI: 1760405864; TIN: 542183221) and primary practice location at 65807-9998.

Duncan's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 433 traditional Medicare patients, billed 3,718 HCPCS/CPT codes, and received $201,264 in Medicare payments. The top billing code was 99204 (New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more). Part D data shows 701 prescription claims across 320 beneficiaries totaling $13,738 in drug costs, led by Eliquis (Apixaban). DME data shows 24 claims. Open Payments data shows 7 records totaling $270. 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 changed little. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $7,801 and ending at $13,738. In contrast, DME billing represents a smaller volume and started with an early spike, then settled into a lower baseline, moving from $3,728 to $2,477.