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24/7 access to eligibility, benefits, authorizations and more.

Contact Information for Providers

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Via Phone:

Member Inquiries:
Monday through Friday, from 8 a.m. to 7 p.m.

Detroit area: (313) 872-8100
Toll free: (800) 422-4641

Provider Inquiries:
(800) 801-1766 (available 24/7)

Producer Support:
(844) 342-5427

Compliance Hotline
(877) 746-2501

Via Telecommunications Device for the Deaf (TDD):
711

Via Mail:
Health Alliance Plan
2850 W. Grand Blvd.
Detroit, MI 48202

In Person:

Detroit Lobby Customer Service
Monday through Friday, from 8:30 a.m. to 4:30 p.m.
2850 W. Grand Blvd. Detroit, MI 48202
(W. Grand Blvd. and Lodge)

Flint Lobby Customer Service
Monday through Friday, from 8:30 a.m. to 4:30 p.m.
2050 S. Linden Rd.
Flint, MI 48532

Troy Lobby Customer Service
Monday through Friday, from 8:30 a.m. to 4:30 p.m.
1414 E. Maple
Troy, MI 48083

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