How Much Does the CPN Exam Cost?
Certified Pediatric Nurse (CPN) candidates pay $309 for the exam, of which $103 is a registration fee that the Pediatric Nursing Certification Board (PNCB) does not refund. Retesting costs $252, and Society of Pediatric Nurses (SPN) members save $45 on their first attempt. These fees took effect on October 1, 2025.
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Written and reviewed by the LexPort exam-prep team, led by our Founder & Exam-Prep Lead. LexPort builds certification practice questions — this is exam-preparation material, not medical advice. Last reviewed October 2026.
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- $309, which includes a $103 non-refundable registration fee, under PNCB’s fees effective October 1, 2025.
- Is there a member discount?
- Yes — Society of Pediatric Nurses members get $45 off, for initial CPN applications only. It cannot be used for retesting.
- What does a CPN retake cost?
- $252, non-refundable. You can reapply once your official PNCB results arrive by mail; a new 90-day testing window is then assigned.
- Can I extend my testing window?
- Yes, for a $134 non-refundable testing window extension fee.
- Do I need to meet eligibility again to retest?
- Yes. PNCB requires you to meet its current eligibility criteria when you reapply.
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