EOCCO provider page

Coronavirus updates and guidance


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EOCCO doctor in Eastern Oregon.

Welcome, EOCCO providers!

As a valued provider partner of the EOCCO, we thank you for delivering affordable, high-quality care to our members living in Eastern Oregon.

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We are committed to providing our members with the best care available, and we want to help you in any way we can. Our provider pages include many useful tools and resources to help you in ensuring efficiency and making coordinated care a success.

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benefit tracker

Check benefits, eligibility and up-to-date claims status information on current patients.

Benefit Tracker


Get the latest news and information on EOCCO.

Effective immediately, for dates of service of January 1st, 2021 and on, ambulance services need to be billed on a professional (CMS-1500) claim form in order to be in compliant with the Oregon Administrative Rules. EOCCO systems have been configured to deny these services on a hospital (UB) claim form. We will request that you rebill on a CMS-1500 claim form in order for the claim to be paid and properly encountered with the State.

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Referrals & authorizations

Learn which services need prior authorizations, which services are not covered, and which are not medically necessary.

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Become an EOCCO provider

Want to join the EOCCO panel? Learn how to contract with the State of Oregon to provide services to Medicaid members.

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Customer Service: 888-788-9821 (TTY users: 711)
Hours: Monday through Friday, 7:30 a.m. to 5:30 p.m. PST

EOCCO members should have their member ID number ready for quicker help.

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