Love Our Providers

We take the best possible care of our providers so they can take the best possible care of our members.  

As a health plan, we know our place—and it’s not in the doctor’s office.  
It’s here, behind the scenes where we can support our providers with the resources, tools, and timely information they need to provide the most attentive, effective and efficient patient care. 

Elderly people shaking hands

Provider Manual

Access the Provider Manual for the most up-to-date Provider processes.

Forms and Resources

Your one-stop form shop: Claim Submissions, Prior Authorizations, Appeals, and more

Join Our Network

The information and forms you'll need to join our network.


Stay informed with the latest updates and tools for Mass Advantage providers. 

Provider Portal

View your patient plan information and more!

Provider or Practice Change

Current Provider and Practice Information is key for so many Mass Advantage plan functions, from Member Services to Claims Payment and more. Please submit change information timely to

Need something more?

Provider Services can help! 

HMO: (844) 918-0114 

PPO: (844) 915-0234 

TTY: 711 

From October 1 to March 31, we’re available 7 days a week from 8 am to 8 pm EST. From April 1 to September 30, we’re available Monday through Friday from 8 am to 8 pm EST.