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Learn about the Affordable Care Act (ACA) operating rules.
Learn about the Electronic Data Interchange (EDI).
Learn about the testing process for electronic transactions.
See below for New MassHealth Connectivity Method FAQs.
The MassHealth-Approved Vendor List below provides the names, phone numbers, transaction types, and services of vendors that are approved to submit electronic HIPAA-compliant transactions.
See below for questions and answers about EDI testing.

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