Medicare Advantage

Quick Reference Guide

Our Medicare Advantage StrideSM Quick Reference Guide is a handy reference on verifying eligibility, requesting authorizations, submitting claims and requesting claims appeals, and more

Download guide

Referral/Auth. Quick Reference Guide

Resource tool for Medicare Advantage products, indicating which services may require referral or authorization.

View Tool

Medicare Advantage Provider Service Center:
Phone: 888-609-0692
Oct. 1 – March 31:
8 a.m. to 5 p.m. (ET), 7 days a week
April 1 – Sept. 30:
8 a.m. to 5 p.m. (ET), Monday – Friday

To mail Medicare Advantage claims:
Harvard Pilgrim Health Care, Inc.
c/o Stride Claims Processing
P.O. Box 93430
Lubbock, TX 79493

Claims appeals:
Fax#: 617-509-4225
Or mail to:
Medicare Advantage Provider Appeals
P.O. Box 690546
Quincy, MA 02169