Lexology July 31, 2025
In the CY 2026 Medicare Physician Fee Schedule proposed rule (PFS Proposed Rule), released on July 14, 2025, the Center for Medicare and Medicaid Innovation (CMMI) introduced the Ambulatory Specialty Model (ASM), a new payment model focused on specialists who treat heart failure and low back pain in ambulatory settings. If implemented as proposed, participation in ASM will be mandatory for specialists, including cardiologists, orthopedic surgeons, pain management specialists, anesthesiologists, and neurosurgeons, who are located in designated regions and treat Medicare Fee-for-Service (FFS) beneficiaries for heart failure or low back pain. Participating providers will continue to bill Medicare FFS but will receive payment adjustments – positive, neutral, or negative – based on their performance across four domains: cost, quality, care...







