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If you have a concern about how a claim processed, you can request a claim review, also called an allowable charge review. (Note: This process is separate from the claims appeals process, which is only for charges denied as "not covered" or "not medically necessary.")
Common Reasons for a Claim Review
How to Request a Review of Claim
Your request must be postmarked or received by Tribal Active Management Services Inc (TAMS) within 90 calendar days of the date on the beneficiary’s ONA Healthcare Explanation of Benefits.
Include the following:
ONA Healthcare – Claims Correspondence
897 Cayo Grande Ct
Thousand Oaks, CA 91320
24/7 Fax: 1-805-375-6090 or call us 1 888-511-0647 ext:108.
Request pre-authorization request forms and send completed forms to our fax above or secure email to [email protected]
Request status and sent claim forms to our fax above or call us 1 888-511-0647 ext:108 [email protected]
Interested in becoming a in-network provider let’s have a conversation, call us 1 888-511-0647 ext:108, Email/Fax [email protected]