What is the Provider Online Service Center (POSC)?
The POSC is a web-based portal that is available to MassHealth providers, business partners, and relationship entities to view information, submit and receive transactions, and effectively conduct business with MassHealth online. Providers, business partners, and relationship entities must be enrolled in and/or registered to use the POSC.
What types of services are available on the POSC?
Users may perform a wide variety of functions that will enable them to submit claims, authorization, and eligibility requests, as well as view notices, query report data, and access a host of other services. Please see the appropriate section below to view the available services.