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Robert S Gorab M.D.

(949) 255-9755
Primary Specialties
  • Orthopedic Surgery
Area of Expertise
  • Hip
  • Joint Reconstruction
  • Knee
16300 Sand Canyon Avenue, Suite 511
Irvine, CA 92618
Map & Directions
280 South Main Street, Suite 200
Orange, CA 92868
Map & Directions
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16300 Sand Canyon Avenue, Suite 511, Irvine
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Education & Training

Medical Education - University of Pittsburgh (Medical Doctor)
Internship - UC Irvine Medical Center (General Surgery)
Residency - UC Irvine Medical Center (Orthopaedic Surgery)
Fellowship - Cleveland Clinic Hospital (Orthopaedic Surgery)

Accepted Health Plans

Please verify with your health plan and/or physician’s office.
  • Aetna PPO
  • Blue Shield PPO
  • Blue Cross Prudent Buyer PPO
  • Coventry/First Health
  • Health Net PPO
  • ChoiceCare/Humana
  • Interplan PPO
  • Medicare
  • United Healthcare PPO
For HMO plan participation please call physician's office.

Board Certifications

  • American Board of Orthopedic Surgery (Orthopedic Surgery)

Physician Bio

Robert S. Gorab, M.D. has performed over 498 procedures at one of the HOI facilities during 2016.

Dr. Gorab is a board certified orthopedic surgeon practicing in Orange, California. He is one of the managing partners of Orthopaedic Specialty Institute, the largest subspecialty orthopedic surgery practice in Orange County comprised of 17 orthopedic specialists. Dr. Gorab’s practice is limited to joint replacement and arthritis surgery and he performs over 550 joint replacement procedures per year. He is an attending physician and former department chairman at St Joseph Hospital in Orange, and an Associate Professor of Orthopedics at the University of California, Irvine School of Medicine. He is a member of the American Association of Hip and Knee Surgeons, the American Academy of Orthopaedic Surgeons, the California Orthopaedic Association, and the Western Orthopaedic Association.

“Dr. Gorab is actively involved in surgeon education, design, and development of orthopedic implants and procedures.”

He is a US designer for a partial knee replacement implant manufactured by a Stryker Orthopedics, a major orthopedic implant vendor, and was also one of the clinical investigators for several FDA Investigational Device studies pertaining to hip replacement implants and bearing surfaces manufactured by DePuy, Johnson & Johnson Corporation. Dr. Gorab is actively involved in several orthopedic research and development projects. He has published a number of articles in the orthopaedic literature pertaining to arthritis and joint replacement surgery and has presented at numerous conferences both nationally and internationally on arthritis and joint replacement procedures. Dr. Gorab is president of the Orthopaedic Research and Education Institute of Southern California, a non-profit medical foundation which supports physician education, clinical research, and medical education to allied health providers and the surrounding communities.

Dr. Gorab’s wife, Lisa, is a practicing pediatrician and he has two children. His recreational interests are primarily athletic and he is very active in youth sports. He played collegiate soccer at Colgate University, continues to play in competitive ice hockey leagues, enjoys mountain biking, and is an avid downhill skier.