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
1414 E. Maple Road
Troy, MI 48083
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 (888) 268-0067 (TTY: 711). Medicare Experts are available April 1 through Sept. 30: Monday - Friday, 8 a.m. to 8 p.m. Oct. 1 through March 31: seven days a week, 8 a.m. to 8 p.m.