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  • Adult Reconstructive Orthopedic Surgery, Orthopedic Surgery
  • 35 years of experience
  • Keck Medicine Of Usc Orthopaedic Los Angeles 1520 San Pablo St Ste 2000, Los Angeles, CA 90033
  • (800) 872-2273

Brief Intro

Dr. Longjohn is an assistant professor in the Department of Orthopaedic Surgery at the Keck School of Medicine of USC. He specializes in hip and knee replacement/revision surgery, as well as arthritis, rheumatoid arthritis, osteoarthritis and arthroscopic surgery. his membership in professional organizations such as American Association of Hip and Knee Surgeons and the Western Orthopaedic Association, Dr. Longjohn is a member of the LA County Sheriff's Department Medical Reserve Company 206 (Office of Homeland Security) and also volunteers as a flight physician for the LA County Sheriff's Department Air Rescue 5. He is Chief of the Surgical Arthritis Service at the Rancho Los Amigos National Rehabilitation Center, which cares for a large percentage of the county's joint replacement patients. Dr. Longjohn has been honored with several teaching awards and has published numerous research articles and book chapters. His current research focus is on clinical and biomechanical studies relating to joint replacement and arthroplasty revision techniques and materials. Dr. Longjohn received his medical degree from the University of Michigan Medical School, Ann Arbor, and completed his fellowship in arthritis and joint implant surgery at Rancho Los Amigos National Rehabilitation Center/Keck Hospital of USC.

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Education Background

RESIDENCY

Lac Usc Medical Center

MEDICAL SCHOOL

University Of Michigan Medical School - 1990

Languages Spoken

  • English
  • Spanish

Location & Hours

  • Keck Medicine Of Usc Orthopaedic Los Angeles
  • 1520 San Pablo St Ste 2000, Los Angeles, CA 90033
  • Mon:8:00 am - 5:00 pm
    Tue:8:00 am - 5:00 pm
    Wed:8:00 am - 5:00 pm
    Thu:8:00 am - 5:00 pm
    Fri:8:00 am - 5:00 pm
    Sat:Closed
    Sun:Closed

Specialties Treated

  • Orthopedic Surgery
  • Adult Reconstructive Orthopedic Surgery

Conditions Addressed

  • Ankylosing Spondylitis (AS)
  • Systemic Lupus Erythematosus
  • Spinal Stenosis
  • Internal Derangement of Knee Cartilage
  • Osteoarthritis
  • Rheumatoid Arthritis
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Procedures Performed

  • Neurological Testing
  • Knee Replacement
  • Hip/Femur Fractures and Dislocations
  • Occupational Therapy Evaluation
  • Spinal Cord Surgery
  • Wound Care
  • Hip Replacement
  • Spinal Fusion
  • Physical Therapy
  • Knee Replacement
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Insurance Accepted

* Insurance information may change frequently. Please verify directly with the provider (doctor/clinic).

  • Health Net
  • Medicare
  • Humana
  • Commonwealth Care Alliance
  • L.A. Care Health Plan
  • CHAMPVA
  • Oscar Health Insurance
  • SCAN Health Plan
  • Triwest Healthcare Alliance
  • UnitedHealthcare
  • Blue Shield of California
  • Kaiser Permanente
  • Inland Empire Health Plan
  • Liberty Mutual
  • Tricare
  • Cigna
  • CalOptima
  • Anthem Blue Cross
  • Health Choice Arizona
  • Aetna
  • BLUE CROSS of CALIFORNIA
  • Health Alliance
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  • Cancer 86
  • Cardiology, Heart & Vascular Surgery 79
  • Orthopedics 161
  • Neurology & Neurosurgery 120
  • Gastroenterology & GI Surgery 149
  • Pulmonology & Lung Surgery 161
  • Diabetes & Endocrinology 65
  • Children's Hospital 18
  • Urology 149
  • Psychiatry 91
  • Geriatrics 143
  • Rehabilitation 73
  • Obsterics & Gynecology 23
  • Ophthalmology 8
  • Ear, Nose & Throat 10
  • Rheumatology 4
  • Long Term Care 19
  • Maternity Care (Uncomplicated Pregnancy) 99