Physician

Abigail Bisom Ritter, MD

According to 2025 Medicare claims, Abigail Ritter, MD (NPI: 1437778644) practices hospitalist in the New York-Jersey City-White Plains, NY-NJ market, with the plurality of this provider's patient population coming from New York, NY. This provider's primary affiliated billing organization is TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK (NPI: 1861907321; TIN: 135598093) and primary practice location at 10032-3720. Ritter is affiliated with the NewYork Quality Care (ACO ID: A2571), participating under the MSSP model.

Ritter's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 110 traditional Medicare patients, billed 337 HCPCS/CPT codes, and received $31,131 in Medicare payments. The top billing code was 99223 (Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes). Part D data shows 47 prescription claims across 26 beneficiaries totaling $3,239 in drug costs. 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 has fewer than 5 years of reported Medicare Part B carrier billing data, so a reliable trend cannot be assigned. Concurrently, Part D prescription costs have fallen sharply in recent years, from $11,648 to $3,239. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.