How to Enroll in Medicare 

Contact a Local Expert

Have questions about D-SNP plans? Need help enrolling?

Reach out to a local expert in your area

Enroll Online

Enroll any time using our easy, safe and secure enrollment website.

Apply Now 2025 - coming soon

Apply Now 2024

Enroll by Phone

Call 1-877-428-3929
Representatives are available 8 a.m. - 8 p.m. Eastern Time 7 days a week from October 1 through March 31. * From April 1 through September 30 our business hours are 8 a.m. - 8 p.m., Monday through Friday. TTY users: 711.

Enroll by CMS

Medicare beneficiaries may also enroll in Highmark Wholecare through the CMS Medicare Online Enrollment Center.
Visit CMS

Enroll by Mail

You have the option to enroll by mail by printing and filling out the enrollment forms.

2025 Enrollment Form - PA Diamond and PA Ruby Plans - coming soon

2025 Enrollment Form (Spanish) - PA Diamond and PA Ruby Plans - coming soon

Download and mail completed forms to:

Highmark Wholecare
Attention: Medicare Enrollment Department
P.O. Box 535191
Pittsburgh, PA 15253-5191

Health benefits or health benefit administration may be provided by or through Highmark Wholecare, an independent licensee of the Blue Cross Blue Shield Association (“Highmark Wholecare”). Highmark Wholecare offers HMO plans with a Medicare Contract. Enrollment in these plans depends on contract renewal.

Medicare Ombudsman Website
Best Available Evidence
Y0037_24_1359_M_2024

Last Updated: April 26, 2024