MAXIMUS Federal Services fax number

Fax destination details

Department

Federal External Review Process (FERP) / External Appeals

Purpose

Submission of External Review Requests for health insurance decisions under the federal external appeals process; requests are typically filed by a member or provider with MAXIMUS Federal Services.

Form

External Review Request Form — HHS-Administered Federal External Review Request Form

Address

MAXIMUS Federal Services, 3750 Monroe Avenue, Suite 705, Pittsford, NY 14534

Voice phone

1-888-866-6205

Website

Visit organization website

Before you send

• Confirm that this exact department handles your document or request.
• Check the organization website or call its main line for the current fax number.
• Include a cover sheet and any case, member, claim, or form reference required.
• Keep the delivery confirmation with your submission records.

Fill out the External Review Request Form with patient details, plan information, and a concise description of the adverse decision, then attach supporting documentation and submit via fax to MAXIMUS (1-888-866-6190) or mail to MAXIMUS Federal Services at the address below.