Physician

Steven Jay Ayres, M.D.

According to 2025 Medicare claims, Steven Ayres, M.D. (NPI: 1265488464) practices gastroenterology in the Great Falls, MT market, with the plurality of this provider's patient population coming from Cascade, MT. This provider's primary affiliated billing organization is BENEFIS HOSPITALS INC (NPI: 1780968974; TIN: 810232122) and primary practice location at 59405-5161.

Ayres' data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 448 traditional Medicare patients, billed 711 HCPCS/CPT codes, and received $68,062 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 712 prescription claims across 143 beneficiaries totaling $141,043 in drug costs, led by Xifaxan (Rifaximin). No Open Payments records. 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 did not follow a clear longitudinal pattern. Concurrently, Part D prescription costs started with an early spike, then settled into a lower baseline, moving from $1,376,989 to $141,043. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.