testing companies

Organizations Involved with CNSC Exam Administration

The NBNSC partners with the Professional Testing Corporation (PTC) to administer the CNSC Exam. For any circumstance that is not listed below, please reach out to the NBNSC by email: [email protected] or phone: 301-587-6315. We look forward to hearing from you!

Professional Testing Corporation (PTC)

 (212) 356-0660 
  • Apply for Examination
  • Obtain general application policy and procedure information
  • Obtain information about testing policies and procedures
  • Transfer to a new testing period
  • Request Special Accommodations
  • Request Hand Score
  • Question about score reports
  • Miscellaneous inquiries



     (800) 741-0934
    • Schedule test appointment
    • Reschedule test appointment (within the same testing period)
    • Cancel test appointment
    • Find directions to test site
    • Questions regarding testing sites and appointments