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Noridian Healthcare Solutions, LLC has served as the Pricing, Data Analysis and Coding (PDAC) Contractor since August 2008. The PDAC performs the following activities:


Manufacturers and distributors are responsible for notifying PDAC when they discontinue a product or product line. Discontinued products need to be end dated to ensure accurate and correct coding of products being billed to Medicare. To discontinue a product or product line, please submit the following information in writing to PDAC at pdac@noridian.com.

  • Product Name
  • Model Number
  • Date the product was discontinued

Complete information and instructions for updating DMECS are at https://www.dmepdac.com/dmecs/notifying.html.

For further questions about this process, please contact the PDAC Contact Center at (877) 735-1326 during the hours of 8:30 a.m. to 4:00 p.m. CT, Monday through Friday, or email the PDAC by completing the DME PDAC Contact Form located on the PDAC website at https://www.dmepdac.com/