Physician

John Martin Magenau, M.D.

According to 2025 Medicare claims, John Magenau, M.D. (NPI: 1285833954) practices hematology in the Detroit-Dearborn-Livonia, MI market, with the plurality of this provider's patient population coming from Wayne, MI. This provider's primary affiliated billing organization is REGENTS OF THE UNIVERSITY OF MICHIGAN (NPI: 1881626265; TIN: 386006309) and primary practice location at 48109-5000. Magenau is affiliated with the POM ACO (ACO ID: A1297) and West Michigan Accountable Care Organization, LLC (ACO ID: A4626), participating under the MSSP model.

Magenau's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 49 traditional Medicare patients, billed 203 HCPCS/CPT codes, and received $18,450 in Medicare payments. The top billing code was 99215 (Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more). Part D data shows 318 prescription claims across 38 beneficiaries totaling $406,046 in drug costs, led by Jakafi (Ruxolitinib Phosphate). 2017 DME data shows 11 claims. Open Payments data shows 4 records totaling $235,792. 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 from a higher plateau to a lower plateau, from $39,209 to $18,450. In contrast, Part D prescription costs have risen steadily, from $103,253 to $406,046. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.