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Published Date: 2025-10-27

Important Phone Numbers

Provider Services
Monday – Friday, 7 a.m.– 5 p.m.

Medicare: 1-800-685-5209 (TTY: 711)
Medicaid: 1-800-392-1147 (TTY: 711)

The Enhanced Member Supports Unit (EMSU)
The EMSU can also be reached by calling the numbers listed above from Monday-Friday, 8:30 a.m.-4:30 p.m.

ALC (Transportation Services)
Monday – Friday, 8 a.m.– 5 p.m.
Saturday 9 a.m.– 1 p.m.

1-877-797-0339 (TTY: 711)
For Medicare Assured members only

Fraud and Abuse and Compliance Hotline
1-844-718-6400 (TTY:711)

Voicemail during off hours: The call will be returned the next business day. Please do not leave multiple voicemail messages or call for the same authorization request on the same day.

Hours of Operation
As a reminder, Highmark Wholecare requires that our providers’ hours of operation for their Medicaid patients are no less than what your practice offers to commercial members. Please see Highmark Wholecare’s Provider Manual regarding provider availability and accessibility.