{"data":{"id":"us/42-cfr-493.849","jurisdiction":"us","citation":"42 CFR 493.849","heading":"Condition: Hematology.","body":"The specialty of hematology, for the purpose of proficiency testing, is not subdivided into subspecialties of testing.","path":["Title 42—Public Health","CHAPTER IV—CENTERS FOR MEDICARE \u0026 MEDICAID SERVICES, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER G—STANDARDS AND CERTIFICATION","PART 493—LABORATORY REQUIREMENTS","Subpart H—Participation in Proficiency Testing for Laboratories Performing Nonwaived Testing"],"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":"5cd6e928085d5544c3769eefeaba54a6d68f7682ff75250bd40277b023ceea1d","source_id":"us-cfr","stale":true,"prev":"us/42-cfr-493.845","next":"us/42-cfr-493.851"},"notice":"GroundRules: Original legal text. Not legal advice."}