Contact Us

TTY users: To reach any number listed here, start by dialing 711.

For questions about:

  • Health care claims
  • Enrollee ID cards, including Blue Vision℠
  • Participating providers in Michigan

Monday through Friday, 8:30 a.m. to 5 p.m. Eastern time

MPSERS — Mail Code X521

Blue Cross Blue Shield of Michigan

600 E. Lafayette Blvd.

Detroit, MI 48226-2998

Prescription drug plan contacts

Catamaran™ (formerly Catalyst Rx®): 

(24 hours a day, seven days a week

Express Scripts® (formerly Medco)

24 hours a day, 7 days a week in English and other languages

SUPPORT program (medical equipment and supplies)

Wright & Filippis:

Seven days a week, 24 hours a day

Outside of Michigan, call the Customer Service number on the back of your enrollee ID card.

Delta Dental® Plan of Michigan

Monday through Friday, 8:30 a.m. to 8 p.m. Eastern time.
Automated service: seven days a week, 24 hours a day

Blue Vision

VSP® (for information about your benefits):

Monday through Friday, 8 a.m. to 11 p.m. Eastern time
Saturday, 10 a.m. to 11 p.m. Eastern time
Sunday, 10 a.m. to 10 p.m. Eastern time

Find a vision provider at



1-800-MEDICARE (633-4227)

To find BlueCard® PPO providers outside Michigan

1-800-810-BLUE (2583)

Office of Retirement Services

Lansing area telephone number: 517-322-5103
From outside the Lansing area: 1-800-381-5111

Monday through Friday, from 8:30 a.m. to 5 p.m.

Fax: 1-517-322-1116

Office of Retirement Services

PO Box 30171

Lansing, MI 48909-7671

miAccount Message Board

The message board is your secure link to an ORS customer service representative. Feel free to use account numbers, amounts, or any other information you feel is important.

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