Have questions about D-SNP plans? Need help enrolling?
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.
Medicare beneficiaries may also enroll in Highmark Wholecare through the CMS Medicare Online Enrollment Center.
Visit CMS
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
2025 Enrollment Form (Spanish) - PA Diamond and PA Ruby Plans
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_1359_M_2025
Last Updated: Jan 1, 2025
