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Join Our Network

As a nonprofit, member-owned health insurance co-op, we’re all about making health insurance less costly for everyone, including the low-income segment of our population. We believe Idaho's doctors and hospitals should be fairly compensated for the work they perform. Unique plans offering members a select network of providers committed to maintaining affordability by emphasizing preventative healthcare.


Available in the Treasure, Magic and Wood River Valleys, and McCall area.


Available in Lewiston, Moscow and SE Idaho.


Available in the 5 most Northern counties

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Claims Submission

Claims should be submitted through the Utah Health Information Network (UHIN). Visit the website for more information.

Receiving Funds From MHC

We must have a W-9 on file before we can make any payments to you. You can fax your W-9 form to    801-281-6121. If we do not have a direct deposit set up for your group, we will send a paper check.


Preauthorizations and Appeals


For patient eligibility and benefits, please call 1-844-262-1560

For prior authorizations for medical services, please call 1-801-587-2851

For questions about appeals, call 1-844-262-1560

Please fax inpatient notifications to 1-801-262-0103

Please fax outpatient prior authorization requests to 1-801-213-1358

For prior authorizations for prescription drugs, please call 1-866-236-5976

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Mountain Health CO-OP does not discriminate based on race, color, national origin, disability, age, sex, gender, sexual orientation, or health status in the administration of the plan, including enrollment and benefit determinations.


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