Learn about each CNA exam type
The CNA certification exam is administered by one of six vendors depending on your state. Each vendor has its own format, fees, and registration process. Click your state's exam type below for a complete guide.
NNAAP
2 states70 questions · 90 min · $100
Read the NNAAP guidePrometric CNA Exam
12 states60-70 questions · 90 min · $100
Read the Prometric CNA Exam guideHeadmaster (D&S) CNA Exam
24 states60-75 questions · 90 min · $100
Read the Headmaster (D&S) CNA Exam guideCredentia CNA Exam
9 states70 questions · 90 min · $100
Read the Credentia CNA Exam guidePHD CNA Exam (West Virginia)
1 state75 questions · 90 min · $100
Read the PHD CNA Exam (West Virginia) guideExcel Testing CNA Exam
2 states80 questions · 90 min · $100
Read the Excel Testing CNA Exam guideLoading exam set…