Acute Communicable Disease Control

County of Los Angeles
Department of Public Health
Acute Communicable Disease Control
313 N. Figueroa Street, #212
Los Angeles, CA 90012
Phone: (213) 240-7941
Fax: (213) 482-4856
Email:acdc2@ph.lacounty.gov

Public Health Programs

Have questions about things like where to go for vaccinations or other health care services?

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Acute Communicable Disease Control

Provider Communicable Disease Reporting in Los Angeles County

What communicable diseases must be reported?

State law defines a �health care provider" as a physician and surgeon, veterinarian, podiatrist, nurse practitioner, physician assistant, registered nurse, nurse midwife, school nurse, infection control practitioner, medical examiner, coroner, or dentist.

How to report:

If the case resides in LA County, providers must report the case through the LA County Department of Public Health Communicable Disease Reporting System.

Certain diseases as well as all outbreaks, and occurrences of unusual diseases must be reported by phone. See page 2 of LA County Provider Reportable Diseases and Conditions List for a breakdown by reporting priority.

Telephone reporting:

To report a non-urgent disease:

If the case resides in Long Beach, Pasadena, or other countries, please consult the appropriate health department. See CDPH Local Health Districts.

When to report?

Certain communicable diseases, outbreaks, and the occurrence of any unusual disease are considered emergencies and must be reported immediately. See the LA County Provider Reportable Diseases and Conditions List for the mandated timing for reporting different communicable diseases and conditions.

Why report?

What is an unusual disease?

An �unusual disease� is a rare disease or a newly apparent or emerging disease or syndrome of uncertain etiology which a health care provider has reason to believe could possibly be caused by a transmissible infectious agent or microbial toxin.

In LA County, all facilities outlined in the County Health Officer Order are required to report clusters of COVID-19 cases.

To return to the Disease Reporting Page for Health Professionals, click HERE.