2027 Hospital Outpatient Prospective Payment System Proposed Rule Summary
July 2, 2026
On Thursday, July 2, 2026, the Centers for Medicare and Medicaid Services (CMS) released the 2027 Hospital Outpatient Prospective Payment System (OPPS) proposed rule, which would have a significant positive impact on radiation therapy technical payments in hospitals effective January 1, 2027.
Highlights of the proposed rule include:
- Conversion factor update
- Major 340B drug payment policy proposal and radiation therapy impact
- Updated BgRT payment rates
- Payment for Software as a Medical Service
- Continuation of current payment policies for therapeutic and diagnostic radiopharmaceuticals and brachytherapy sources
Read ASTRO's summary for more details.

