Call the customer service department for your plan:
Our team members can take your call during the following times:
- 8 a.m. to 8 p.m., Seven Days a Week (Oct. 1 – March 31)
- 8 a.m. to 8 p.m., Monday through Friday (April 1 - Sept. 30)
Mailing address:
Health Alliance Plan
2850 W. Grand Blvd
Detroit, MI 48202
At all other times, you can access our Interactive Voice Recording system at the same number and leave your name and phone number. We’ll return your call the next business day. Please don’t share personal health information when you leave your message.
For questions about purchasing a Medicare plan, contact a HAP Medicare sales representative at (844) 306-1066 (TTY: 711). Reps are available Monday through Friday, 8 a.m. to 6 p.m.