MassHealth Provider Services

MassHealth will begin migrating its Medicaid Management Information System (MMIS) and Provider Online Service Center (POSC) to Amazon Web Services (AWS) the weekend of March 14, 2025. MassHealth has published… Continue Reading Important Update: MassHealth MMIS/POSC Migration to Amazon Web Services 3/14/2025 – 3/17/2025

To allow for system maintenance, the MMIS POSC, Provider Portal, HTS transactions, internal MMIS application, EVS and all eligibility services will be unavailable on Sunday, March 9, from 4:00PM to… Continue Reading MMIS System Outage Notice – Sunday, March 9, 2025

MassHealth is migrating its Medicaid Management Information System (MMIS) base application and Provider Online Service Center (POSC) to an Amazon Web Services (AWS) data center between Friday 3/14/2025 through Monday… Continue Reading All Provider Bulletin 401 Has Been Released with Details About the MMIS POSC AWS Migration

As communicated in previous message texts, MassHealth will begin transitioning its Medicaid Management Information System (MMIS) and Provider Online Service Center (POSC) to Amazon Web Services (AWS) to enhance security,… Continue Reading Information Sessions on MassHealth MMIS/POSC Migration to Amazon Web Services

If you are using the Legacy Login option, it is imperative that you transition to the Multi-Factor Authentication (MFA) process as soon as possible. Instructions can be found on Mass.gov… Continue Reading Virtual Gateway (VG) Legacy Login Will Be Removed February 23, 2025 (Updated)

As communicated in previous message texts, MassHealth will begin transitioning its Medicaid Management Information System (MMIS) and Provider Online Service Center (POSC) to Amazon Web Services (AWS) to enhance security,… Continue Reading Important Update: MassHealth MMIS/POSC Migration To Amazon Web Services 03/14/2025 (Updated)

Users may now verify if a provider is linked to a group practice online by using the Self-Service Tools for MassHealth Providers. This tool can only verify group links, which… Continue Reading Changes To Group Link Verification

MassHealth will migrate its Medicaid Management Information System (MMIS) base application and Provider Online Service Center (POSC) to an Amazon Web Services (AWS) data center in early December. The migration… Continue Reading MassHealth MMIS POSC AWS Migration

This message serves as a reminder to providers about the standard RMRP process. In accordance with 130 CMR 450.316(A)(6) and 130 CMR 450.316(F), RMRP will recover MassHealth claim payments for… Continue Reading Retroactive Medicare Recovery Project (RMRP)