MUS Traditional Plan Provider Search Page



The Allegiance Multi Provider link includes providers contracted with InterWest Health, Community Health Network, Treasure State Health Network, and America?s PPO/ARAZ along with Allegiance direct contracted providers.



Use this link to search for providers in Montana and the Dakotas.  This link also includes additional Allegiance direct contracted providers located in other states that will save money for your health plan.  If you do not find your provider in this search, please click on the National Network link below.


If your primary residence is outside the state of Montana, CIGNA is your network. The CIGNA is required on your ID card.

Travel Network

If you are traveling anywhere in the United States you will have access to the Multiplan Travel Network.


If you were unable to find your doctor using the search links, please feel free to fill out the Provider Nomination Form.