Board of Nephrology Examiners Nursing & Technology

The non-profit international certification board, founded in 1974, that develops and administers five certification examinations for nephrology professionals — Certified Hemodialysis Technologist/Technician (CHT), Certified Hemodialysis BioMedical Technician (CHBT), Certified Hemodialysis Nurse (CHN), Certified Peritoneal Dialysis Nurse (CPDN), and Certified Hemodialysis Water Specialist (CHWS) — by paper-and-pencil and computer-based testing.