Physician

Diane M Williams, MD

According to 2025 Medicare claims, Diane Williams, MD (NPI: 1598700767) practices gastroenterology in the Pinehurst-Southern Pines, NC market, with the plurality of this provider's patient population coming from Moore, NC. This provider's primary affiliated billing organization is PINEHURST MEDICAL CLINIC, INC. (NPI: 1255388369; TIN: 560942980) and primary practice location at 28374-8850. Williams is affiliated with the agilon health Mid-Atlantic ACO, Inc. (DBA: Senior Health Connect ACO 5) (ACO ID: D0156), participating under the REACH model.

Williams' data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 569 traditional Medicare patients, billed 20,380 HCPCS/CPT codes, and received $239,068 in Medicare payments. The top billing code was 45385 (Removal of polyps or growths of large bowel using an endoscope with mechanical snare). Part D data shows 994 prescription claims across 504 beneficiaries totaling $614,324 in drug costs, led by Humira(Cf) Pen (Adalimumab). Open Payments data shows 43 records totaling $1,079. 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 moved up and down with repeated peaks and valleys, starting at $297,116 and ending at $239,068. Concurrently, Part D prescription costs started with an early spike, then settled into a lower baseline, moving from $534,905 to $614,324. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.