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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.

Steven Barnett, MD

  • Orthopedic Surgery
    (Board Certified)
Additional Language Spoken
Medical Groups & Affiliations
  • Hoag Affiliated Physicians
  • Hoag Physician Partners
  • St. Joseph Heritage Medical Group
  • St. Joseph Hospital Affiliated Physicians
Orthopaedic Specialty Institute - Irvine
16300 Sand Canyon Avenue
Suite 511
Irvine, CA 92618
Accepting New Patients

Primary Office

Orthopaedic Specialty Institute - Irvine
16300 Sand Canyon Avenue
Suite 511
Irvine, CA 92618
Get Directions
(714) 634-4567
(714) 634-4569
Mon - Fri: 8 a.m. - 5 p.m.

More Information

  • Meet The Doctor

    Specialties & Education

    Primary Specialties
    • Orthopedic Surgery
      (Board Certified)
    Secondary Specialties
    • Joint Surgery
    Education & Training
    • Residency
      UCI - 2000
    • Medical School
      Boston University Medical Center - 1995
    • Internship
      UCI - 1996
  • Biography


    Dr. Steven Barnett is a board certified orthopedic surgeon with fellowship training specializing in Adult Reconstructive Surgery. He is a general partner of Orthopedic Specialty Institute in Orange County.  His practice is limited to joint replacement and arthritis surgery of the hip and knee and he performs over 600 joint replacement surgeries per year.  He is an attending physician at both Hoag Orthopedic Institute as well as St. Joesph Hospital of Orange.  He currently serves as Chief of Staff at the Hoag Orthopedic Institute.  Dr. Barnett holds membership in the American Association of Hip and Knee Surgeons as well as the American Academy of Orthopedic Surgeons.
    He received his undergraduate degree in Physiology at the University of California, Berkeley. Subsequent to this, he attended Boston University School of Medicine for his medical degree. At Boston University, Dr. Barnett graduated Cum Laude and was selected as a member of Alpha Omega Alpha medical honor society. He then went on to complete both his surgical internship and orthopedic residency training at the University of California, Irvine. Following residency, he completed an additional fellowship year in joint replacement and adult reconstructive surgery at the Institute for Bone and Joint Disorders in Phoenix, Arizona.
    Dr. Barnett has been actively involved in FDA Investigational Device studies as well as implant design pertaining to hip and knee implants and bearing surfaces.  He has published numerous articles in the orthopedic literature featuring clinical outcomes in hip and knee replacement surgery and has presented on these topics at both national and international conferences.  He is also actively engaged in local surgeon education and has performed many live surgical and cadaveric demonstrations for the physician community.
    Dr. Barnett is married with 3 children.  He is very active in coaching youth sports and his interest outside of medicine include both snow and water skiing with his family as well as playing classical guitar.
    Please visit to find out more about Dr. Steven Barnett.