Skip To Content


Please check the list of licenses UBH/Optum accepts in the state of Massachusetts.
You must hold an unrestricted, valid license from this list for consideration to join the Optum Network.

Optum is actively seeking network participation from providers offering telemental health (virtual visits), prescribers who provide medication assisted treatment for addiction (MAT), and providers who are available to see members within 5 business days (Express Access Providers), and those offering Employee Assistance Professional (EAP) & Certified Employee Assistance Professional (CEAP) services as well as those offering services in the counties listed below.

MDs, DOs, PAs, RNs with Prescriptive Authority

  • In all counties

MDs, DOs, RNs, PhDs and MA Providers that provide any of the below specialties:

  • Child and Adolescent Services
  • Nursing Home Consultation
  • In-Home Services
  • Targeted Case Management
  • Intensive Case Management
  • Community Mental Health Centers

PhDs and MA clinicians

  • In all counties


Update: CAQH Participation is required for credentialing in this State. If you do not have a CAQH ID #, please go to to register and obtain the required number before starting your credentialing application.

 I attest

After clicking the Continue button you will be prompted to register or login to Provider Express. Once you are logged in to Provider Express, please use the Join Our Network feature in the menu to proceed to the credentialing application.

For help with this process: Registering a Provider Access and Starting the Online Optum Credentialing Application