The Connecticut EMS Tracking And Reporting System, or CEMSTARS, is overseen by OEMS. On this page you will find historical reports for EMS data, information for EMS organizations that submit EMS data to OEMS, as well as other data-related information.
NEMSIS V3.5 Update Documentation
- NEMSIS V3.5 Transition Information Memo with Attachment (May 2023)
- Changes in NEMSIS V3.5 and Connecticut Dataset and Validation Rules
Reporting and Submission
EMS Reporting and Submission
Trauma Reporting and Submission
Click on the links below to view the OEMS Annual Data Reports.
Primary Service Area Provider Maps
Trauma DataCheck back for Aggregate Trauma Data Reports
Please Note: Adobe Acrobat Reader is needed in order to view and print the Portable Document Format (pdf) files.