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Montana Market Transition: Information for Providers

PacificSource has made the difficult decision to exit the Montana market for individual and family, employer-sponsored, and Medicare Advantage health plans. This change is part of a broader effort to focus our resources where we can provide long-term value and stability.

We want to provide information about what this transition means for you and your patients and reaffirm our commitment to supporting continuity of care throughout this process.

What this means for you

  • Provider contracts will remain in effect through December 31, 2027. 
  • Please continue providing care to PacificSource members and follow standard processes for eligibility, authorization, and claims. 
  • There are no current changes to provider participation, reimbursement, or operational processes. 

Member communications are underway

Members with a January 1, 2027, coverage end date have begun receiving notification letters in accordance with required timelines. Additional member communications will continue throughout 2027 for those with later coverage end dates. 

As your patients receive these letters, they may contact your office with questions about their coverage and next steps.

Supporting your patients

To ensure members receive the most accurate and up-to-date information about their coverage, benefits, and eligibility, please direct them to PacificSource Customer Service. 

Individual and family plans, and employer plans

Phone: 888-977-9299, TTY: 711

Email: CS@PacificSource.com

Medicare

Phone: 888-863-3637, TTY: 711

Email: MedicareCS@PacificSource.com

Provider questions

If you have questions regarding your participation status, contract, or other provider-related matters, please contact: 

Email: MTProvNet@PacificSource.com

Phone: 855-247-7579

We appreciate your continued partnership and your commitment to providing high-quality care to PacificSource members during this transition. For the latest information, please visit our PacificSource coverage update page. 

 

PacificSource Health Plans | PacificSource Community Health Plans (Medicare)