MMIS and POSC Information for MassHealth Providers
The Medicaid Management Information System and Provider Online Service Center offer important web-based tools to MassHealth providers.
The Medicaid Management Information System (MMIS) and the MassHealth Provider Online Service Center (POSC) offer a web-based environment that automates functions such as member eligibility verification, claim submission and status, claims processing, prior authorization, referrals, preadmission screening, online remittance advices, and reports.
