CNN Certification Cost 2026: Complete Pricing Breakdown
The Nephrology Nursing Certification Commission (NNCC) sets a straightforward, two-tier pricing structure for the Certified Nephrology Nurse (CNN)...
CNN Exam Statistics & Costs
Exam Statistics & Costs for the Certified Nephrology Nurse (CNN) exam - 6 in-depth guides to help you prepare with confidence. Browse all study resources or jump straight into a guide below.
CNN Exam Dates 2026: Testing Windows, Deadlines & Scheduling
Unlike some nursing certifications that open for a handful of dates each year, the Certified Nephrology Nurse (CNN) exam is administered on a rolling...
CNN Pass Rate 2026: What the Data Shows
The Nephrology Nursing Certification Commission (NNCC) reported a 56% pass rate across 381 CNN examinations in 2025.
CNN Passing Score 2026: Exactly What You Need to Pass
There isn't a fixed number like "112 out of 150" printed anywhere for the Certified Nephrology Nurse exam, and that surprises a lot of candidates.
CNN Requirements 2026: Eligibility, Prerequisites & How to Qualify
The Certified Nephrology Nurse (CNN) credential, developed by the Nephrology Nursing Certification Commission (NNCC) in partnership with the Center for...
How Hard Is the CNN Exam? Complete Difficulty Guide 2026
Ask ten nephrology nurses how hard the CNN exam is and you'll get ten different answers, mostly based on gut feeling.
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Put these guides into practice with free CNN questions