CONTACT US

Office Location & Mailing Address:
2315 Dean St.
Eureka, California 95501
Customer Service: Available to answer questions regarding Claims, Utilization Management (Authorizations), Member Eligibility and general inquiries.
Monday – Friday
8:00 am – 4:30 pm (except holidays)
  • Phone, Fax, and Email
    • Local Phone 707.443.4563
    • Toll-free 1.866.443.4563
    • California Relay Service Dial 711
    • TTY/VCO/HCO to Voice (English) 1.800.735.2929
    • TTY/VCO/HCO to Voice (Spanish) 1.800.855.3000
    • Fax 707.443.2527
    • Email csr@humboldtipa.com

The Humboldt IPA utilizes secure email to protect health information in member communications.


Holidays We Observe

  • New Year’s Day
  • Martin Luther King, Jr. Day
  • President’s Day
  • Memorial Day
  • Independence Day
  • Labor Day
  • Thanksgiving Day and the following Friday
  • Christmas Eve and Christmas Day