NEMSIS 3.5.0 Versioning Timeline

Discussions held during the 2018 NASEMSO Annual Meeting, among the EMS Data Managers Council, resulted in a revision to the draft timeline detailing a plan for future revisions to the NEMSIS standard. This timeline was ratified by the NASEMSO Board of Directors in June 2018 and is provided here. Initial Draft NEMSIS Versioning Timeline PDF […]

ET3 Project

ET3: Emergency Triage, Treat, and Transport Model The Center for Medicare and Medicaid Innovation’s (Innovation Center) Emergency Triage, Treat, and Transport (ET3) Model is a voluntary, five-year evaluation of a payment model that will provide greater flexibility to ambulance care teams to address emergency health care needs of Medicare beneficiaries following a 9-1-1 call. (Read […]

ET3 Model Data Submission Guide

The ET3 Model requires that Participants regularly submit data in addition to the Medicare claims information used as part of billing for ET3 Model interventions. NEMSIS standard electronic Patient Care Report (ePCR) data are an important and large component of ET3 Model data submissions. NEMSIS standard ePCR data are a new quantitative data source for […]

ET3 Resources Now Available

The NEMSIS TAC has gathered documentation, a video Q&A, and visual charts to help answer the most frequently asked questions about The Center for Medicare and Medicaid Innovation’s (Innovation Center) Emergency Triage, Treat, and Transport (ET3) Model in one place. Access the resources from this link:


The decision to revise the National EMS Data Standard is initiated by the need to update the standard to accurately reflect changes in EMS service and care. Abundant consideration is given to the consequences a revision has on clinicians, EMS agencies, States, Territories, and EMS Software Vendors. Significant collaboration among many different stakeholder groups is […]

2020 NEMSIS Annual Meeting and Boot Camp

NEMSIS Stakeholders, due to concerns about COVID-19 the NEMSIS Annual Meeting has been moved to an online format. 2020 NEMSIS v3 Implementation Meeting The Annual 2020 NEMSIS v3 Implementation Meeting will be held virtually via Zoom on September 15th, 16th, and 17th, from 9 am – 1 pm (MT). Session topics include: National Custom Elements […]

2019 NEMSIS Annual Meeting

Register for the NEMSIS Annual Meeting here. Annual Meeting registration is now closed. The NEMSIS 2019 Annual Meeting is scheduled for August 12-13 at the Silver Baron Lodge in Park City, UT. Local Events, Outdoor Activities and Shopping available during your stay! View the FINAL Agenda here. Updated 8/8/2019 View EMS Data Managers Invitation Letter […]