November 17, 2022

Colorado Rocky Mountain Health Plans transition update

Starting Jan. 1, 2023, providers with Rocky Mountain Health Plan contracts will notice the following changes:

  • For medical services: You’ll use UnitedHealthcare systems and new patient identification cards
  • For behavioral health, physical therapy and chiropractic services: You’ll use Optum systems

You are not required to join the UnitedHealthcare or Optum networks to continue participating with Rocky Mountain Health Plan networks.


Please use the following resources to submit claims, request prior authorizations and manage administrative tasks:

Through Dec. 31, 2022:

  • Rocky Mountain Health Plans Portal: or call 800-854-4558 for plan information or questions prior to Dec. 31, 2022

Starting Jan. 1, 2023:

UnitedHealthcare credentialing

If you're interested in joining our network or recredentialing with us, we’ll work with you to verify your qualifications, practice history, certifications and registration to practice in a health care field. To get started:

  • Visit our Get Started page to begin the process 
  • Review our Get Credentialed page to access resources and information about the process
  • Take our Getting Started with UnitedHealthcare training course for new care providers. Whether you are new to our network, have a new employee or simply need a refresher, this self-paced course is designed to give you what you need to get started with us.

Optum credentialing

If you are interested in joining the Optum network for behavioral health services, go to Our Network page on Provider Express

  • Select your applicable provider type and select, “Click here to join”
  • Complete and submit the online application
  • Optum will contact you regarding next steps in the credentialing process
  • If you have questions regarding credentialing and/or contracting with Optum, please call the Provider Service Line at 877-614-0484

You may also visit the Training page on Provider Express for information about Optum network news, tools and resources.

We’re here to help

If you have other questions about the transition, call Rocky Mountain Health Plans at 800-854-4558.

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