Get Involved

Join a meeting

The Health Systems Interest Group meets the first Monday of the month at 10am Eastern Time. Sessions focus on helping community members — new and experienced — work through OMOP CDM, ETL, and mapping questions.

• Join the HSIG meeting

Chat with the community

• HSIG Microsoft Teams — the main HSIG Teams space for discussion between meetings.

• HSIG Teams general channel — post questions or proposals for the group to discuss.

• OHDSI Forums — the broader OHDSI community forum; use the “Implementers” category for health-system-specific questions.

Related working groups

• Themis Microsoft Teams — the group that maintains OMOP ETL/mapping conventions referenced throughout our ETL & Mapping Guidance.

Contribute code or content

• HSIG GitHub repository — this website’s source, plus shared SQL scripts for OMOP CDM ETL tasks.

See the Contribute section for how to share semantic mappings with the community.