Earning credentials Using The PostPrimary Pathway

After earning your first credential from ARRT (or in certain cases from another organization), pursuing a second credential using the postprimary pathway is a great way to enhance your professional development. (Note—this is different from pursuing a second credential using the primary pathway.)

Postprimary Options

We offer a postprimary pathway option for the following disciplines:

  • Mammography
  • Computed Tomography
  • Magnetic Resonance Imaging
  • Quality Management (new credentials offered through June 30, 2018)
  • Bone Densitometry
  • Cardiac Interventional Radiography
  • Vascular Interventional Radiography
  • Sonography
  • Vascular Sonography
  • Breast Sonography

Learn More About Each Discipline

In our Reference section, you can review and download the Structured Education Requirements, Clinical Experience Requirements, and Examination Content Specifications for each discipline. You'll also find our Postprimary Handbook, which will guide you through the postprimary process. 


To obtain a credential through the postprimary pathway, you’ll need to:

  • Be certified and registered in the appropriate supporting category
  • Maintain compliance with ARRT Standards of Ethics
  • Meet the structured education requirement
  • Meet the clinical experience requirement
  • Complete and pass the appropriate ARRT examination


When you’re ready to pursue a credential through the postprimary pathway, you can find all the information you need in your online account. We’ll invite you to create an online account after your earn your first ARRT credential. If you’ve already begun your clinical experience, but you don’t yet have an account with us, you can request early access. Complete a student access form, have your program director sign it, and mail it to our office. 

If you’re using an ARDMS or NMTCB credential as a supporting category, complete this online account access form and mail it to our office: 

1255 Northland Drive
St. Paul, MN 55120