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The new TN Immunization Information System (TennIIS) will replace the Tennessee Web Immunization System (TWIS) on November 10th, 2014. TWIS will be available for Read-Only access to existing registered users after TennIIS goes live.

Starting November 10th, you can log into TennIIS by following this URL www.TennesseeIIS.gov and using your current TWIS username and default password given to you during training. You will be prompted to change your password the first time you log in.

If you have any questions please contact the TennIIS Help desk at TennIIS.Help@tn.gov or 1-844-206-9927.

Electronic Data Exchange/Meaningful Use
The Immunization Registry is participating in Stages 1 and 2 Meaningful Use Public Health objectives. You can continue to use TWIS to register for Meaningful by clicking here.

Introducing The TN Immunization Information System: TennIIS
The Tennessee Department of Health (TDH) Immunization Program and the State of Tennessee Information Technology Services Division (ITSD) are pleased to announce the implementation of a new Immunization Information System (IIS).

TennIIS will advance the Tennessee Immunization Program (TIP) mission of promoting the health of all Tennesseans by reducing and/or eliminating the number of vaccine preventable diseases that affect people living in or visiting our state. TennIIS will offer new exciting features such as:
  • a sophisticated forecasting algorithm and reminder recall,
  • decrementing vaccine doses,
  • while still:
  • being a reliable ordering system for the Vaccines for Children (VFC) providers,
  • offering Validated Immunization Certificates, and
  • supporting HL7 data exchange.

Current Happenings (Click to see all articles)

_TennIIS Highlights - TennIIS Highlight Issue 6 October 26 (posted 10/26/2014)
TennIIS Highlight Issue 6 ... (click to read the full article)

_TennIIS Registration Links - TennIIS Registration Links (posted 10/19/2014)
TennIIS Registration ... (click to read the full article)

School Immunization Requirements TN Immunization Statistical Information

Tennessee Immunization Program
710 James Robertson Parkway
Andrew Johnson Tower, 3rd Floor
Nashville TN 37243

    TWIS Help Desk: Health.IMM@tn.gov
       VIM Help Desk: VIM.Health@tn.gov
       VFC Help Desk: VFC.Help@tn.gov
                                 Note: Please include VFC PIN#
                                    for all VFC related issues.

VFC Fraud & Abuse Prevention:

Phone: (800) 404-3006
    Fax: (615) 532-8526