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About St. Joseph Health

SJH provides a full range of care facilities including 16 acute care hospitals, home health agencies, hospice care, outpatient services, skilled nursing facilities, community clinics and physician groups. All of our hospital and home health entities are accredited by the Joint Commission. In our award-winning facilities, SJH maintains a "continuum of care," matched to the diverse needs of the urban centers, smaller cities and rural communities who depend on us every day.

Stephen Tsai, LAC

  • Acupuncture
Additional Language Spoken
Medical Groups & Affiliations
  • St. Joseph Heritage Medical Group
  • St. Joseph Hospital Affiliated Physicians
  • St. Jude Affiliated Physicians
  • St. Jude Heritage Medical Group
East West Medical Group
515 East Commonwealth Avenue
Fullerton, CA 92832
Accepting New Patients

Primary Office

East West Medical Group
515 East Commonwealth Avenue
Fullerton, CA 92832
Get Directions
(714) 871-7118
(714) 287-3372
Mon - Thurs 9 a.m. - 6 p.m., Fri 9 a.m. - 1 p.m., Sat 9 a.m. - 1 p.m., Sun Closed

More Information

  • Meet The Doctor

    Specialties & Education

    Primary Specialties
    • Acupuncture
    Areas of Interest
  • Biography


    Dr. Stephen Tsai is the founder of East West Medical Group and has been practicing medical acupuncture in the Fullerton area since 1989. His unique approach of combining Western medical knowledge and Eastern holistic medical philosophy has allowed him to become well-known throughout the community, with many traveling from outside of the Orange County area to seek his care. He also currently serves as a member of the Board of Directors for the St. Jude Hospital Memorial Foundation.