For Public

ImmuNet, Maryland's Immunization Information System (IIS), is a secure web-based registry operated by the Center for Immunization at the Maryland Department of Health (MDH). ImmuNet information is confidential, HIPAA and FERPA compliant and available only to authorized users, and will not be released to third parties without written consent. To learn more about ImmuNet, see this ImmuNet Brochure​.

See these infographics on the Basics of IIS​ and How IIS Support a Patient’s Journey​​

Looking for Vaccination Records?

To request a vaccination record, fill out the following information HERE​.

If ImmuNet does not have your vaccination record, note that reporting vaccination data to ImmuNet is mandatory in Maryland as of October 2019. Please contact your healthcare providers or schools to get vaccination records not in ImmuNet.

If you believe the vaccination records you received from ImmuNet is incorrect, please contact your healthcare provider to update the vaccination information.​​


If you do not wish to share your or your child’s vaccination record with providers in ImmuNet, you must complete an Opt-Out form here​.

If you change your mind and wish to allow your/your child’s records made available to your/your child’s provider(s) again, you must complete a Rescind Opt-Out form here.

Note: If you complete a hard copy of any form, please mail or fax the completed form. Do not email the completed form as it places you at risk for exposing your sensitive information. Emailed forms will not be accepted unless you are able to use a secure email service.

Contact Us
Please visit our contact us page located here.