Currently Certified?

If you are currently certified, you may send an exam application up to 18 months prior to credentials expiration and must test prior to credentials expiration. See below on how to apply.

Lapsed Credential?

If your credential is lapsed LESS than 6 months, you may utilize the six-month grace period as outlined in the candidate handbook linked below.  If your credential is lapsed MORE than 6 months, you may apply for exams showing your eligibility via the Experiential Pathway. Please review “Eligibility” in the candidate handbook linked below.

How to Apply

  1. Apply online
  2. Castle sends email confirmation of eligibility to exam
  3. Schedule your exam up to 12 months from the time of exam application submission (or prior to current credentials expiration)
  4. The scheduling system allows you to view exam dates 4 to 30 days out
  5. It is recommended to schedule exam dates at least 90 days prior to credentials expiration
  6. Testing sessions are filled on a first-come, first-served basis

For questions or information on rescheduling or retakes please contact Castle
Worldwide at (919) 572-6880

NOTE: You are not able to complete recertification via PGP if you fail the exam during the same recertification cycle.

Download Candidate Examination Handbook PDF
The Candidate Handbook is a 46 page document.

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NOTE: Candidates with multiple specialties may select to PGP or Exam for each specialty. This is indicated at the time of portfolio submission and is considered "combination recertification".

Exam Pass Rates

The following statistics reflect the percentage of test-takers who passed the wound, ostomy, continence and foot care exams in 2016. These numbers reflect pass rates of all exams taken, that is, the number of passing scores divided by the number of tests administered.  As of today, more than 7,600 Wound, Ostomy, Continence and Foot Care nurses are currently certified by the WOCNCB.

Examination Number Testing  Pass Rate  Total Active as of 12/31/16
Foot Care (CFCN®) 132 71.21% 1,232
Wound Care (CWCN®) 1,418 71.58% 6,610
Ostomy Care (COCN®) 1,048 75.95% 4,827
Continence Care (CCCN® 531 81.92% 2,985
Combined CWOCN® NA NA 2,854
Combined CWON® NA NA 1,851


The Value of Certification Nurses
The Value of Certification Administrators
The Value of Certification Consumers