imMTrax

Welcome to the Montana Immunization Information System - imMTrax
imMTrax, Montana’s Immunization Information System (IIS), is a free program administered by the Montana Department of Public Health and Human Services (DPHHS) containing immunization records for participating Montanans of all ages. imMTrax brings together multiple immunization records from Montana healthcare providers (public and private) and parental “shot cards” to form one complete, electronically preserved record . By sharing immunization records for mutual patients, imMTrax assists health professionals in making appropriate immunization decisions and ensuring Montanans are immunized on time, every time.
Where does imMTrax Immunization data come from?
- Vital Statistics: Legacy birth data is extracted from Vital Statistics. The data is from to present. This data includes birth certificate demographics and the birth dose of hepatitis B.
- Direct Entry Providers: Patient demographic data, historical vaccinations, and administered doses are entered directly into immTrax.
- Interface Providers: Providers with an electronic medical record (EMR), Pharmacy information system, or clinical information system that has the capability can search and update the registry electronically.
How Do I Request Copy of My imMTrax Record?
How Can imMTrax Help My Family?
imMTrax and how it can help your family (PDF)
imMTrax and how it can help your family (Spanish Version) (PDF)
imMTrax is only accessed by health professionals, local public health, and school personnel for authorized purposes.
How Login imMTrax Okta Single Sign-On (SSO) - New Process January 2026
Need to reset your password?
Please call (406) 444-5580
Monday - Friday, 8am-5pm (MST)

