About HPSJ: Health Plan of San Joaquin

Health Plan of San Joaquin (HPSJ) is a local health plan located in the heart of the Central Valley. We provide access to high quality cost-effective health care to over 115,000 people – serving families in San Joaquin, Stanislaus and Merced Counties.

Contact Us


For HPSJ Members

Toll Free (Outside Stockton)   1-888-936-PLAN (7526)
Toll Free (Spanish Speaking) 1-888-312-PLAN (7526)
General     (209) 942-6300
Provider Services  (209) 942-6340
Medical Management (209) 942-6352
Hearing Impaired - TDD    (209) 942-6306
Automated Eligibility System   (209) 942-6303
General Fax    (209) 942-6305

Authorizations Fax      (209) 942-6302



For HPSJ Members

Member Services (209) 942-6320


To Enroll with HPSJ

For HPSJ Medi-cal Program


For HPSJ Healthy Families Program


For HPSJ AIM Program