Physician

Stephen Armond Mayer, M.D.

According to 2025 Medicare claims, Stephen Mayer, M.D. (NPI: 1982678975) practices hematology/oncology in the Sierra Vista-Douglas, AZ market, with the plurality of this provider's patient population coming from Cochise, AZ. This provider's primary affiliated billing organization is COCHISE ONCOLOGY LLC (NPI: 1013954858; TIN: 202022023) and primary practice location at 85635-2436. Mayer is affiliated with the Collaborative ACO 30, LLC (ACO ID: A5483) and ABC Network (ACO ID: A5554), participating under the MSSP model.

Mayer's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 195 traditional Medicare patients, billed 9,886 HCPCS/CPT codes, and received $165,886 in Medicare payments. The top billing code was 99205 (New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more). Part D data shows 353 prescription claims across 91 beneficiaries totaling $1,608,716 in drug costs, led by Xtandi (Enzalutamide). 2021 DME data shows 43 claims. Open Payments data shows 25 records totaling $533. 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 started with an early spike, then settled into a lower baseline, moving from $1,084,472 to $165,886. In contrast, Part D prescription costs have moved from a lower plateau to a higher plateau, from $660,943 to $1,608,716. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.