Immunization Unit

For more information send us an email or phone 1-866-358-2966.

Our goal is to reduce vaccine-preventable diseases by improving vaccine coverage for all San Diegans. Our tools are disease investigation/control, education, community collaboration, assessment, school law and the San Diego Immunization Registry. Relevant California Health and Safety Code Sections include 120100-122420, 120325-120380 and 120400-120435. 


VIP Trailer Temporary Closure

The VIP Trailer immunization clinic, (3177A Oceanview Blvd., San Diego, 92113) has been temporarily closed until further notice. Please call the Central Region Public Health Center at 619-229-5400 for information about immunizations.

2020-2021 Influenza Season

In the U.S, flu season occurs beginning in the fall and lasts through the following spring or longer. The CDC recommends that people 6 months and older get vaccinated against the flu. This year the vaccine will be given at Public Health Centers and other locations throughout the County during the fall and winter months, and later. For 2020-2021 flu clinic information, please visit our website at in early fall.

SDSU Meningococcal B Outbreak is Officially Over

For the latest information about the outbreak on the SDSU campus, please click here or on the title above.

Measles Update (November, 2019): No Further Measles Cases Reported in San Diego County

A case of measles this year in San Diego County was confirmed in early August in an 11-month-old resident who had recently traveled to the Philippines. An adult exposed to this case was confirmed to have measles on August 20. These are the only two cases reported in San Diego County in 2019. There are no active measles investigations at present.

For more information about measles and measles vaccination, please visit our Measles web page. (Also, see our Measles Information flyer.)

Hepatitis A Outbreak in San Diego County is Officially Over

The County has announced that the hepatitis A outbreak which resulted in 592 cases and 20 deaths has officially ended.

For more information, please see the Hepatitis A webpage

Day Care Facilities Immunization Law (SB792)

This law requires that employees or volunteers at a day care center or day care home must be immunized against flu, pertussis and measles. Learn more at this page on the California Department of Public Health (CDPH) Shots for Schools Website.

Information About The Immunization Exemption Law (SB277)

For information about the law, please visit the California Department of Public Health (CDPH) Shots for School website


Two Immunization Clinics Offer Online Immunization Appointments

The Central Region Public Health Center (5202 University Ave., San Diego, 92105) also offers appointments for immunizations (including influenza) online, in addition to its walk-in immunization services. This location has joined the South Region Public Health Center in offering this service. Click here to check out the Online Appointment System! Appointments cannot be scheduled by telephone.

Eligibility For Immunizations at County Public Health Centers: Important Information

The following individuals are eligible to receive immunizations at County Public Health Centers:

  • Adults who do not have health insurance.
  • Adults whose health insurance does not include vaccines.
  • Persons 0-18 years who are Alaskan Native or American Indian.
  • Persons 0-18 years who have Medi-Cal or are Medi-Cal eligible. (Children with Healthy Families are not eligible and should go to their provider for vaccines.)
  • Persons 6 months and older in need of influenza (flu) vaccine regardless of health coverage.

    Individuals are not eligible for vaccines if their insurance includes vaccinations, even if there are co-pays or deductibles.

    If you have any questions regarding your eligibility for vaccines at County Public Health Centers, please call your local Center.

    You can also view and download a schedule with days and times of services by clicking here.

Services offered by Immunization Branch:


San Diego County Immunization Program Website

The San Diego County Immunization Program Mission is to eliminate vaccine preventable diseases by optimizing the ability of the San Diego community to immunize its residents. 

The Program website contains a wealth of immunization information and can be accessed here:


Foreign Travel Immunization Information

The Immunization Branch does not provide the vaccines needed for travel, but provides information about the vaccines and other protective measures that may be required or recommended for travel outside the United States.

For more information, including the locations of local physicians and clinics who give travel immunizations and medications, please visit the San Diego County Immunization Coalition Website Travel Immunization page here.

For general travelers' health information, visit the Centers for Disease Control and Prevention Traveler's Health website.


San Diego Regional Immunization Registry

The San Diego Regional Immunization Registry (SDIR) is a collaborative effort of the County of San Diego Health and Human Services Agency Public Health Services Immunization Branch and other public and private health care providers, schools, child care providers and other county programs. The Registry provides an electronic record of all immunizations given to an individual by participating providers in both the public and private sectors. It is a secure web-based tool that helps doctors with their immunization practice management. The Registry increases patient satisfaction by decreasing unnecessary immunizations and decreases vaccine preventable diseases by identifying shots that are needed.

For more information, including a complete description of SDIR functions, features and technical requirements, go to to be redirected to the San Diego County Immunization Coalition Website.


For information on the Centers for Medicare and Medicaid Services Electronic Health Records Incentive Program, called “Meaningful Use”, please go to
 to be redirected to the County of San Diego Meaningful Use information page. 


Additional Immunization Links and Resources

For more information about immunizations, the diseases they protect against and related subjects please see the following links and resources:

National Resources

State and Local Resources

Links to General Vaccine Information

Links to Adult Vaccine Information

Pandemic Influenza Preparedness

Travel Vaccines


For more information send us an email or phone 1-866-358-2966.