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: nbnsc@nutritioncare.org or phone: 301-587-6315. We look forward to hearing from you!

Modern workspace with multiple monitors and keyboards and fancy lamps

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

Visit PTC Website

Women sitting at laptop and typing.

Prometric

(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

Visit Prometric Website