| | Phone (Fax) | TTY | Hours of Operation |
| Member & Provider Customer Service | 866-902-5924 | 800-899-2114 | 24/7/365 |
| Prior Authorization & Appeal Intake & Helpdesk | 800-935-6103 | 800-716-3231 | 24/7/365 |
| Prior Authorization Fax | 877-251-5896 | — | — |
| Appeal Fax | 877-852-4070 | — | — |
| Express Scripts Mail Order | 866-902-5924 | 800-899-2114 | 24/7/365 |
| Pharmacy Technical Helpdesk (RPh to RPh) | 800-922-1557 | — | Monday – Friday 8 a.m. – 8 p.m. EST |
| MTM Customer Service | 855-931-2782 | 711 | Monday – Friday 9 a.m. – 7 p.m EST |
| M3P Customer Service | 866-845-1803 | 800-716-3231 | 24/7/365 |
| Calls Regarding MI Health Link (Retired MMP) | 877-349-9324 | 711 | Monday – Friday 8 a.m. – 9 p.m EST |
| UPHP Transportation, Care Management, and Medical Pharmacy | 877-349-9324 | 711 | Monday – Friday 8 a.m. – 9 p.m EST |