Communicable Disease Prevention Services has been relocated. Please call (209) 558-7535 for information.

Community Health Improvement Plan

Revised 2020-2025 CHIP!

Check out the Community Health Improvement Plan (CHIP) to learn more about the health score of Stanislaus County, current objectives, and activities underway!

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COVID-19 Testing

WIC Works!

WIC is a food and nutrition program for growing families. The program provides nutrition education, breastfeeding support, benefits for healthy foods, and referrals to health care and other community services.

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About Us

Who We Are

The Health Services Agency provides health care services to the community via its system of federally qualified health center – look alike outpatient clinics, public health services, and a family medicine residency program. The Agency, located in Stanislaus County, California, is about 90 miles east of San Francisco, and 75 miles south of Sacramento.

What We Do

The HSA holds strongly to its vision of "Healthy People in a Healthy Stanislaus!" by developing its services with the community, in ways that support community need.

  • Promote wellness and healthy lifestyles
  • Prevent illness and injury
  • Provide quality care and treatment
  • Preserve access to healthcare for the under-served

What We Offer

  • Three federally qualified health centers – look alike primary care medical offices located in Modesto
  • Urgent Care/After Hours Clinic, located in Modesto
  • Specialty Clinics
  • Physical Rehabilitation Clinic
  • Public Health communicable disease control
  • The Women, Infants, and Children (WIC) Nutrition Program
  • California Children’s Services
  • Public Health Field Nursing
  • Public Health Prevention and Education Programs
  • Managed Care for Medi-Cal patients, in partnership with Health Plan of San Joaquin
  • Valley Family Medicine Residency Program, in partnership with Doctors Medical Center and Memorial Medical Center
Mary Ann Lilly



Social Media Updates

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StanCounty Health Service Agency on Facebook