Mountain Health CO-OP Contact Directory
6 contact channels across 4 types (Email, Fax, Mailing Address, Phone) for claims, prior authorization, provider services, and more.
Last verified Aug 25, 2026 from the payer's published directories.
Phone
3 rows
| Contact | Purpose | Line of Business | Hours | Notes | Source |
|---|---|---|---|---|---|
| 844-262-1560 | Claims Status, Provider Services | Commercial | Monday – Friday, 8:00 AM to 5:00 PM (as stated for phone support) | Monday – Friday, 8:00 AM to 5:00 PM (same number used for claims issues) | Also listed in context of claims issues and paper claims for Montana and Mountain Health CO-OP | Number provided with claims issues and paper claims for provider support | View source |
| 855-447-2900 | Eligibility Benefits, Medical Management | All | Monday – Friday, 8:00 AM to 5:00 PM (as stated for phone support) | The provider manual says providers must contact the Utilization Management Program representative to obtain pre-authorization, but the visible snippet did not expose a separate phone number for that representative. - Provider Portal alternative; phone option noted in provider manual for Montana and Mountain Health CO-OP | utilization management / pre-authorization | View source |
| 833-412-4144 | Pharmacy | All | N/A | Pharmacy prior-authorization phone number. - pharmacy prior authorization | View source |
Fax
1 rows
| Contact | Purpose | Line of Business | Hours | Notes | Source |
|---|---|---|---|---|---|
| 559-243-7012 | Prior Authorization, Pharmacy | All | N/A | Prior authorization fax; the provider manual also groups this with pharmacy prior authorization. No separate delegated UM vendor name was visible in the retrieved source snippet. | Pharmacy prior-authorization fax number. - non-behavioral health / prior authorization form | pharmacy prior authorization | View source |
Mailing Addresses
1 rows
| Contact | Purpose | Line of Business | Hours | Notes | Source |
|---|---|---|---|---|---|
| MHC Claims - UUHP, PO Box 45180, Salt Lake City, Utah 84145-0180 | Claims Submission | Commercial | N/A | Address labeled for “Claims Issues And Paper Claims” for Montana and Mountain Health CO-OP - Paper claims mailing address; also referenced for claims issues | View source |
1 rows
| Contact | Purpose | Line of Business | Hours | Notes | Source |
|---|---|---|---|---|---|
| MHCProviderRelations@hsc.utah.edu | Provider Services | Commercial | N/A | Provider Relations email for Montana and Mountain Health CO-OP | View source |
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Sources
Where this data comes from
Every contact in this directory comes from documents the payers publish themselves, such as provider manuals, quick reference guides, and contact pages, and each payer page shows when its contacts were last verified. You can see all of our data sources and how we process them.
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