Welcome to the Third Party Administrator (TPA)

The TPA website is the gateway to the Coverage Gap Discount Program (CGDP). The TPA is the single organization entity responsible for facilitating the transfer of CGDP funds between Pharmaceutical Drug Manufacturers and Part D Health Plan Sponsors.

Visitors to the website can access information about the CGDP including information regarding invoicing and payment procedures. In addition, users can access valuable links to CMS instructions and other official resources.

Important Update

Q3 2023 Invoices Available on Portal

Q3 2023 Medicare CGDP quarterly invoices are available in the CGDP Portal as of Tuesday, October 31, 2023. Payments are due by Saturday, December 9, 2023 and must be made via the Portal per the Direct Payment Process. Learn More

CGDP Cutoff Dates

Reporting Period: Q3 2023
Invoice Distribution: Tuesday, October 31, 2023
Invoice Payment Deadline: Saturday, December 9, 2023
Disputes Submission Deadline: Sunday, December 31, 2023

Learn More >