Contact Us

Provider Services: 1-833-230-2101

We are open Monday through Friday from 8 a.m. to 6 p.m. Pacific Time (PT).

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.

DepartmentPhone
Medical Service Prior Authorization844-676-0372
Medical Drug Prior Authorization888-399-0271
Pharmacy Drug Prior Authorization866-930-0019
Pharmacy Help Desk ESI800-419-5609
Claims833-230-2101
Appeals833-230-2101