HL7 Message Mapping Guides & Standards

On March 20, 2024, CDC ended the pause on Message Mapping Guide (MMG) onboarding.

Interested in onboarding? Learn how to implement an HL7® message mapping guide or contact edx@cdc.gov.

CDC maintains message mapping guides and related artifacts for all public health reporting jurisdictions to use when implementing NNDSS HL7 case notifications.