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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.

Thomas Blair, MD

  • Internal Medicine
    (Board Certified)
Additional Language Spoken
Medical Groups & Affiliations
  • St. Joseph Hospital Affiliated Physicians
725 West La Veta Avenue
Suite 110
Orange, CA 92868
Accepting New Patients

Primary Office

725 West La Veta Avenue
Suite 110
Orange, CA 92868
Get Directions
(714) 538-7060
(714) 538-0594
Mon, Tue, Wed, Fri: 9 a.m. - 5 p.m.

More Information

  • Meet The Doctor

    Specialties & Education

    Primary Specialties
    • Internal Medicine
      (Board Certified)
    Education & Training
    • Medical School
      University of Nevada - 1980
    • Internship
      Washoe Medical Center - 1981
    • Residency
      UCI Medical Center - 1983
  • Biography



    Your St. Joseph Hospital Affiliated Physicians strive to treat all patients with the highest levels of compassion, care and understanding, so you can expect an exceptional healthcare experience. They are committed to upholding St. Joseph’s ethics to treat every patient with exceptional care, without exception.

  • Insurance Accepted

    Insurance Accepted

    Insurance ID Numbers

    Aetna: *108389
    Blue Cross: *0WX262
    Blue Shield: 00G455750
    CIGNA: 880297
    CIGNA Select: 3390121011
    Health Net: 3204501467
    Health Net Senior: 5148501467
    SCAN: 864-97152
    United Healthcare: *0183470036

    *Provider ID is the same for both HMO and Medicare Advantage Plans

  • 26-Nov-2018
    Always a great experience at *Dr. Blair's office.
    Excellent doctor.
    I sure feel great with the best doctor & his staff - this goes for all of my drs. & their staff.
    Never had a bad experience with *Dr. Blair or his staff.
    The provider is the best doctor around. I have been his patient for 30 years. I trust him!
    10 Total Comments Page 1 2   Next