Disease Investigation Branch


Infectious diseases are diseases and conditions that are transmitted from one individual to another from a variety of disease-causing agents. The Disease Investigation Branch (DIB), located within the Disease Outbreak Control Division (DOCD), conducts investigation, surveillance, prevention, and control of general communicable diseases of public health importance. DIB staff monitors incoming disease reports for occurrence of unusual or rare diseases, disease clusters, and outbreaks in the community.

Should you have any questions or would like to report an infectious disease, please contact DIB by phone:

  • Oahu (Disease Investigation Branch) (808) 586-8362
  • Maui District Health Office (808) 984-8213
  • Kauai District Health Office (808) 241-3563
  • Big Island District Health Office (Hilo) (808) 933-0912
  • Big Island District Health Office (Kona) (808) 322-4877
  • After hours on Oahu (808) 566-5049
  • After hours on neighbor islands (800) 360-2575 (toll free)

Thank you for visiting us and help in protecting the health of our residents.


The Hawaii  Department of Health is investigating a cluster of hepatitis A infections on Oahu. For more information, visit http://health.hawaii.gov/docd/hepatitis-a-outbreak-2016/.


July 12, 2016

Hepatitis A Infection in Food Service Employee

The Hawaii State Department of Health (DOH) is investigating a confirmed case of Hepatitis A in a food service employee at the ice cream specialty store, Baskin-Robbins, located at the Waikele Center in Waipahu.  The department is advising persons who consumed any food or drink products from this store between June 17 and July 3, 2016 (actual dates: June 17, 18, 19, 21, 22, 25, 27, 30, and July 1 and 3) they may have been exposed to the disease.

Unvaccinated individuals should contact their healthcare providers about the possibility of receiving hepatitis A vaccine or immune globulin, which may provide some protection against the disease if administered within the first two weeks after exposure.

Press Release


July 1, 2016

Hepatitis A Outbreak on Oahu

The Hawaii State Department of Health (DOH) is investigating a cluster of at least 12 cases of hepatitis A infection in adults on Oahu; six have required hospitalization.

Press Release


June 30, 2016

Governor Ige, Health Director Virginia Pressler, the mayors of each county and other dignitaries announced the relaunch of the “Fight the Bite” educational campaign to help keep Hawaii free of mosquito-borne diseases such as dengue, chikungunya, and Zika.  To reduce the chances of outbreaks in the state, Hawaii Department of Health is coordinating with state and county emergency management agencies in ongoing preparedness and response activities, and will be receiving supplemental federal funding to support statewide Zika-related control, monitoring, and prevention efforts.

For more information and resources to Fight the Bite, go to www.FightTheBiteHawaii.com

March 2016

Zika Virus Infection

To date, there have been no cases of locally-acquired Zika virus infections in Hawaii. For more information on Zika, go here.


November 2015

HDOH investigates cluster of dengue fever on the Big Island

The Hawaii Department of Health (HDOH) is currently investigating a cluster of locally-acquired cases of dengue fever on the Big Island of Hawaii.

Dengue is not endemic in Hawaii, however it is intermittently imported from endemic areas by infected travelers. This is the first cluster of locally-acquired dengue fever since the 2011 outbreak on Oahu.

For more information on dengue fever, click here.