Patient guide · July 10, 2026

How to Appeal an HSA or FSA Denial

Ask for the denial in writing, identify the plan provision relied upon, determine whether the issue is documentation or substantive eligibility, and submit a concise appeal with copies of supporting records.

Ask for the denial in writing, identify the plan provision relied upon, determine whether the issue is documentation or substantive eligibility, and submit a concise appeal with copies of supporting records.

What this means for patients

Review current primary sources, preserve written records, and obtain individualized medical, tax or legal advice when needed.

Frequently asked questions

Is this legal or tax advice?

No. MPO provides general educational information.

Does a medical card guarantee HSA or FSA approval?

No. State authorization does not by itself establish federal benefit eligibility.