TPA Self Help

Welcome to MedPartners Administrative Services. MedPartners Administrative Services (MPAS) is managed by MedPartners, a 50/50 joint venture between Lutheran Hospital and Three Rivers Medical Associates, an Independent Physician Association. 

Members click here to login

Employers click here to login

Providers click here to login


Important forms:

Accident Questionnaire

Coordination Of Benefits Questionnaire

Claim Form

Consent Form

Pre-certification Request Form

Pre-Determination Request Form


For provider network inquiries, please visit one of the sites below. Please refer to your medical ID card for the correct logo.

Lutheran Preferred  

PHCS Premier Care Northwest

First Choice Health Plan