Contact Us
Provider Services
We are open Monday through Friday from 8 a.m. to 6 p.m. Eastern Time (ET).
We are closed each year on:
- New Year’s Day
- Martin Luther King Jr. Day
- Memorial Day
- Independence Day
- Labor Day
- Thanksgiving Day
- Day after Thanksgiving
- Christmas Eve
- Christmas Day
If a holiday falls on a weekend, CareSource will be closed the following business day.
Provider Portal
Do business with us online any time of the day or night with our Provider Portal. You can use the Provider Portal to check:
- Claims
- Prior authorization status
- Member eligibility
- Coordination of benefits, and more
Additional Key Contact Information
Below is a list of the plan’s phone numbers for general questions, prior authorizations, claim inquiries and more, as well as common fax numbers and addresses. Use this list as a guide to help you find the appropriate contact for your questions.
| Department | Phone | Hours of Operation | Additional Information |
|---|---|---|---|
| Medical Prior Authorization | 1-800-488-0134 | Fax: 844-417-6157 | |
| Pharmacy Prior Authorization | 1-800-935-6103 | 24 hours a day, seven days a week | Fax: 877-251-5896 |
| Pharmacy Help Desk | 1-800-416-3628 | 7 a.m. to 10:30 p.m. ET, seven days a week | Fax: 877-251-5896 |
| Claims | 1-800-488-0134 | CareSource Attn: Claims P.O. Box 8730 Dayton, OH 45401-8730 | |
| Appeals | 1-800-488-0134 | Fax: 937-531-2398 CareSource Attn: Provider Appeals P.O. Box 1947 Dayton, OH 45401-1947 |