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Comprehensive Health Assessment Team – Homeless (CHAT-H)

The Comprehensive Health Assessment Team - Homeless (CHAT-H) is a public health nursing home visitation program serving residents of Orange County who are experiencing or at risk of homelessness and have health needs. The goal of the CHAT-H program is to engage individuals who have unmet health needs and partner with them to help increase access to services to address their health needs. The CHAT-H team is multi-disciplinary and provides comprehensive case management and care coordination services, health education, referrals to resources for basic needs and community support services, and assistance applying for Medi-Cal health insurance and to access other Social Services and financial assistance programs. The CHAT-H team works closely with other county programs including Mental Health and Recovery Services, MHRS Outreach and Engagement, CalOptima, and Social Services with shared goals in working with persons experiencing homelessness.

CHAT-H staff can help with the following:

  • Medical and health concerns
  • Health Education
  • Connecting clients with:
    • Health Insurance
    • Emotional, health and substance use services
    • Food, basic needs and other resources
  • Arranging transportation to medical appointments

How to Refer to CHAT-H

To make a referral to Community and Nursing Services, please complete the fillable PDF referral form and e-mail the completed form to Please e-mail form securely to protect PHI (ex. encrypted or password protected document).

You may also fax the referral form to (714) 834-7780.

For questions, please call (714) 834-7747

Helpful Resources

  • For housing placement needs, including emergency shelters, contact 2-1-1 Orange County or by calling 2-1-1. 
  • For mental health and/or substance use needs, contact OC Links or by calling 855-625-4657.


Page Last Updated: October 26, 2022