{"data":{"id":"us/42-cfr-409.21","jurisdiction":"us","citation":"42 CFR 409.21","heading":"Nursing care.","body":"(a) Basic rule. Medicare pays for nursing care as posthospital SNF care when provided by or under the supervision of a registered professional nurse.\n(b) Exception. Medicare does not pay for the services of a private duty nurse or attendant. An individual is not considered to be a private duty nurse or attendant if he or she is an SNF employee at the time the services are furnished.","path":["Title 42—Public Health","CHAPTER IV—CENTERS FOR MEDICARE \u0026 MEDICAID SERVICES, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER B—MEDICARE PROGRAM","PART 409—HOSPITAL INSURANCE BENEFITS","Subpart C—Posthospital SNF Care"],"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":"2a1235f31197c40cce31cf9ce1163bb39ef2e688a90b2790e3d22a0628e683f6","source_id":"us-cfr","stale":true,"prev":"us/42-cfr-409.20","next":"us/42-cfr-409.22"},"notice":"GroundRules: Original legal text. Not legal advice."}