National Imaging Associates, a Magellan Health Services Company
Welcome to RADMD

Health Plans

Hawaii Medical Service Association (HMSA)

Welcome to the HMSA (Hawai‘i Medical Service Association) page. Here you can access useful information about the program.

Clinical Guidelines:

    Advanced Imaging and Cardiac Clinical Guidelines

  • Advanced Imaging and Cardiac Guidelines - Effective April 1 - Annually

    IPM and Surgery Clinical Guidelines

  • IPM and Spine Surgery Guidelines - Effective July 1 - Annually

Note: Refer to the Utilization Review Matrix documents to view specific codes managed by Magellan Healthcare 


UM Matrix:

Advanced Imaging & Cardiac Solutions:

Interventional Pain Management & Surgery:


Helpful Educational Documents by Program:


What to do when your request is denied or auth has expired


Advanced Imaging Program:

Cardiac Solutions Program:

Musculoskeletal Program (Pain Management, Spine, Hip, Knee & Shoulder Surgery) Program:


Provider Training: