{"data":{"id":"us/42-cfr-512.240","jurisdiction":"us","citation":"42 CFR 512.240","heading":"Included modalities.","body":"The modalities included in the RO Model are 3-dimensional conformal RT (3DCRT), intensity-modulated RT (IMRT), stereotactic radiosurgery (SRS), stereotactic body RT (SBRT), proton beam therapy (PBT), and image-guided radiation therapy (IGRT).","path":["Title 42—Public Health","CHAPTER IV—CENTERS FOR MEDICARE \u0026 MEDICAID SERVICES, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER H—HEALTH CARE INFRASTRUCTURE AND MODEL PROGRAMS","PART 512—STANDARD PROVISIONS FOR MANDATORY INNOVATION CENTER MODELS AND SPECIFIC PROVISIONS FOR CERTAIN MODELS","Subpart B—Radiation Oncology Model"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-42.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:11Z","sha256":"6a10d76a8d40888f76de3d5c0b4532320689d3990981b99c312ed2d4edd4f89e","source_id":"us-cfr","stale":true,"prev":"us/42-cfr-512.235","next":"us/42-cfr-512.245"},"notice":"GroundRules: Original legal text. Not legal advice."}