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UCI School of MedicineDepartment of Orthopaedic Surgery

The Department of Orthopaedic Surgery at the University of California, Irvine School of Medicine is committed to patient care, education and research. We utilize an interdisciplinary team approach, catered to each individual as we provide exemplary patient care. Our surgeons are consistently recognized as “Super Doctors”, “Physicians of Excellence”, and “Top Doctors" by their colleagues and patients. As professors, we are at the cutting edge of modern and successful techniques, and our research is recognized world wide as evidenced by the numerous awards won by our group.

Meet Our Team

Our orthopaedic surgeons are not only board certified, but also are recognized as national/international authorities in our field.
Our surgeons are consistently recognized as “Super Doctors”, “Physicians of Excellence”, and “Top Doctors" by their colleagues and

  • Tyler Johnston, M.D.

    Tyler Johnston, M.D.

    Sports Medicine Surgery

  • Nitin N. Bhatia, M.D.

    Nitin N. Bhatia, M.D.

    Spine Surgery

  • Vincent Caiozzo, Ph.D

    Vincent Caiozzo, Ph.D

    Research - Skeletal Muscle Adaptation

  • Stuart Green, M.D.

    Stuart Green, M.D.

    Post-Trauma Reconstruction/ Ilizarov Surgery

  • Ranjan Gupta, M.D.

    Ranjan Gupta, M.D.

    Shoulder, Elbow & Hand Surgery

  • Gregory Hamid Rafijah, M.D.

    Gregory Hamid Rafijah, M.D.

    Hand & Wrist, Elbow Surgery

  • Sohaib Z. Hashmi, M.D.

    Sohaib Z. Hashmi, M.D.

    Spine Surgery

  • Andrew R. Hsu, M.D.

    Andrew R. Hsu, M.D.

    Foot & Ankle Surgery

  • Jesse Kaplan, M.D.

    Jesse Kaplan, M.D.

    Hand/Wrist/Elbow

  • Dr. Brian Kim, M.D., M.S

    Dr. Brian Kim, M.D., M.S

    Primary Care Sports Medicine

  • Christopher Kroner, M.D., MPH

    Christopher Kroner,
    M.D., MPH

    Primary Care Sports Medicine

  • James R. Learned, M.D.

    James R. Learned, M.D.

    Orthopaedic Trauma Surgery &
    Surgical Hip Preservation

  • Dean Wang, M.D.

    Yu-Po Lee, M.D.

    Spine Surgery

  • Philip Lim, M.D.

    Philip Lim, M.D.

    Orthopaedic Trauma Surgery

  • William C. McMaster, M.D.

    William C. McMaster, M.D.

    Hip & Knee Arthroplasty

  • Andrew Nobe

    Andrew Nobe

    Primary Care Sports Medicine

  • Charles D. Rosen, M.D.

    Charles D. Rosen, M.D.

    Spine Surgery

  • John A. Scolaro, M.D.

    John A. Scolaro, M.D.

    Trauma

  • Russell Stitzlein, M.D.

    Russell Stitzlein, M.D.

    Orthopaedic Oncology

  • Martin C. Tynan, M.D.

    Martin C. Tynan, M.D.

    Trauma

  • Dean Wang, M.D.

    Dean Wang, M.D.

    Sports Medicine Surgery

  • Steven Yang, M.D.

    Steven Yang, M.D.

    Hip & Knee Arthroplasty

  • Dr. Amber Leis

    Dr. Amber Leis

    Associate Professor,
    UCI School of Medicine,
    Department of Plastic Surgery

  • Dr. Cathy Tang

    Dr. Cathy Tang

    Assistant Professor,
    UCI School of Medicine,
    Department of Plastic Surgery

  • Eric D. Wang, MD

    Dr. Eric D. Wang, MD

    Faculty for the
    Hand Surgery Fellowship.

  • Eric D. Wang, MD

    Amanda N. Goldin, M.D.

    Orthopaedic Oncology

  • Eric D. Wang, MD

    Naudereh B. Noori, M.D.

    Foot and Ankle Surgery

  • Richard Bruce

    Richard Bruce

    Physician Assistant

  • Taras Pylypiv

    Taras Pylypiv

    Physician Assistant

  • Vasco Deon Kidd

    Vasco Deon Kidd

    Physician Assistant

  • Florica Potra-Cionca

    Florica Potra-Cionca

    Physician Assistant

Management of Lumbar Spondylolysis in the Adolescent Athlete: A Review of over 200 cases

Spondylolysis is a defect of the pars interarticularis of vertebrae, most commonly seen at L5 and L4. The etiology of spondylolysis and isthmic spondylolisthesis is generally considered to be a result of repetitive mechanical stress to the weak portion of the vertebrae.

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Sports Medicine and Joint Preservation Symposium

The focus for this symposium is the coordinated management of care of the athlete of all ages. This condition is encountered by physicians specializing in Orthopaedics, Sports Medicine, Internal Medicine, Family Medicine, PM&R, and Geriatrics.

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  • Orange

    101 The City Drive South, Pavillion III,
    Building 29A, Orange, CA 92868

    (949) 631-3860

  • Costa Mesa

    1640 Newport Blvd.
    Suite 230
    Costa Mesa, CA 92627

    (949) 631-3860

  • Tustin Orthopaedics

    1451 Irvine Blvd,
    Tustin, CA 92780

    (949) 631-3860

  • Irvine

    UCI Gottshalk Plaza,
    1 Medical Plaza Drive,
    Irvine, CA 92697

    (949) 631-3860

  • UCI Health — Laguna Hills

    23961 Calle de la Magdalena,
    Suite 200
    Laguna Hills, CA 92653

    (866) 251-1363