Dr. Costouros was a full-time member on the orthopaedic surgery faculty at Stanford University for the last 10 years specializing in the comprehensive treatment of shoulder disorders. He has devoted his entire career to harnessing the best techniques from around the world in order to provide all patients with optimal care — from the recreational to the professional athlete. Dr. Costouros is educated and trained at Stanford University, the University of California, San Francisco (UCSF), Harvard Medical School, and the University of Zurich.

He is Board-Certified by the American Board of Orthopaedic Surgeons, a Fellow of the American Academy of Orthopaedic Surgeons and the American College of Surgeons, and has a Certificate of Added Qualification (CAQ) in Sports Medicine. He has particular expertise in the arthroscopic treatment of sports injuries of the shoulder, rotator cuff repair, traditional and reverse shoulder joint replacements, and the treatment of fractures of the shoulder girdle.

He is Past President of the Northern California Orthopaedic Society, Northern California Chapter of the Western Orthopaedic Association, and the Leroy C. Abbott Orthopaedic Society. He is an active member of the society of American Shoulder and Elbow Surgeons (ASES), American Academy of Orthopaedic Surgeons (AAOS), Arthroscopy Association of North America (AANA), and the European Shoulder and Elbow Society (SECEC).

As a member of multiple surgeon advisory boards and ongoing research, Dr. Costouros strives to advance the science and clinical practice of shoulder surgery on a daily basis. His research is focused on enhancing clinical outcomes in the design of state-of-the-art implants used in shoulder surgery, modulating arthritis and healing at the molecular level, and better understanding the role of emerging technologies such as stem cells in enhancing treatment.


Rotator Cuff Tears

Sports-Related Injuries

Shoulder Arthritis

Complex Shoulder Disorders

Medical Publications by Dr. John Costouros

  • Dr. C and his staff have provided nothing but the best care I have ever had for my shoulder. I have had 5 surgeries and Dr. C listened to my concerns, took his time explaining options and provided me the best outcome for my shoulder.Happy patient
  • I had complete confidence in Dr. John Costouros. I have recommended him to others a dozen times. If needed, I will choose him again.Happy patient
  • I will go to no one else other than Dr. Costouros. He has my trust and I have great faith in his ability as a top surgeon in his field.SHC Patient
  • Dr. Costouros is great! I have already recommended him to a neighbour who has chosen him as her surgeon.SHC Patient
  • Dr. Costouros took the time to explain my problem in a way that I could understand and explained my options which allowed me to make an informed decision as to how I would like to proceed. He was also a very pleasant man. I left feeling confident that surgery was the way to proceed. His intern was very knowledgeable and pleasant as well. SHC Patient
Years of experience
Positive reviews
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Clinic Address

Dearborn & Associates
1706 El Camino Real, Suite 101
Menlo Park, CA 94027
New Patients: 650-325-1395
Return Patients: 650-325-1395
Surgery: 650-325-1395
Fax: 650-325-2019
Schedule Appointment: lori@dearbornassoc.com