The Certified Nephrology Nurse - Nurse Practitioner (CNN-NP) credential recertifies every five years.
The Certified Nephrology Nurse (CNN) credential recertifies every three years.
The Certified Dialysis Nurse (CDN) credential recertifies every three years.
The Certified Dialysis - LPN (CD-LPN) and Certified Dialysis - LVN (CD-LVN) credentials recertify every three years.
The Certified Clinical Hemodialysis Technician - Advanced (CCHT-A) credential recertifies every three years.
The Certified Clinical Hemodialysis Technician (CCHT) credential recertifies every three years.