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

Q1 2024 CGDP Invoices and Reports Distribution

The Q1 2024 CGDP quarterly invoices and reports have been distributed to Pharmaceutical Manufacturers and Part D Sponsors as of Tuesday, April 30, 2024. Invoices are due Saturday, June 8, 2024. Learn More

CGDP Cutoff Dates

Reporting Period: Q1 2024
Invoice Distribution: Tuesday, April 30, 2024
Invoice Payment Deadline: Saturday, June 8, 2024
Disputes Submission Deadline: Sunday, June 30, 2024

Learn More >