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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.

Joan T. Sasaki, MD

  • Obstetrics and Gynecology
Additional Language Spoken
Spanish, English
Medical Groups & Affiliations
  • Mission Hospital Affiliated Physicians
Dr. Joan Sasaki, MD
26691 Plaza
Suite 212
Mission Viejo, CA 92691
Accepting New Patients

Primary Office

Dr. Joan Sasaki, MD
26691 Plaza
Suite 212
Mission Viejo, CA 92691
Get Directions
(949) 441-5556
(949) 348-2523
Mon 12 p..m. - 5 p.m., Tue, Thu 8:30 a.m. - 5 p.m Wed, Fri 8:30 a.m.- 12 p.m.

More Information

  • Meet The Doctor

    Specialties & Education

    Primary Specialties
    • Obstetrics and Gynecology
    Education & Training
    • Medical School
      St. Louis University, School of Medicine
    • Internship
      USC, Women’s and Children’s Hospital - 1989
    • Residency
      USC, Women’s and Children’s Hospital
    Areas of Interest

    Obstetrics and Gynecology

  • Biography



    Dr. Sasaki enjoys caring for women of all ages, from the teen years to beyond menopause. She believes in providing guidance and education to her patients so that they can be active participants in maintaining optimal health throughout their lives.

    Dr. Sasaki lives in Dana Point with her two black labs, Bill and Lucy. She enjoys kayaking and cooking.

    American Board of Obstetrics & Gynecology