Dr. Peter Borden M.D.
Orthopedic Surgeon

Board Certified Orthopedic Surgeon & Fellowship-Trained Sports Medicine Specialist

Dr. Borden’s expertise lies in the treatment of various musculoskeletal disorders and injuries with an emphasis on the shoulder, knee, elbow, and ankle.

Your Trusted Orthopedic Surgeon Peter Borden, M.D.

Dr. Borden specializes in the treatment of sports medicine and injuries to ligaments, cartilage, tendons, and muscles to patients of all ages. His surgical expertise lies in the field of arthroscopy and treatment of shoulder, knee, and ankle injuries. Currently he serves as consultant, researcher, and inventor to orthopaedic device companies in development of the latest surgical technologies and surgical procedures. Dr Borden was a former competitive athlete in high school and college (basketball, baseball, water polo). In his spare time he enjoys fly fishing, golf, skiing, and exercise.

Medical Education

Dr. Borden attended high school in Palos Verdes, California at Chadwick High School. He graduated from Colby College in Waterville, Maine in 1989. He attended and completed his medical school training at the George Washington University Medical School in Washington, D.C. from 1991-1995.
Internship and Orthopedic Surgery Residency were completed at Harbor-UCLA Medical Center in Torrance, California from 1995-2000. He completed a one year Sports Medicine Fellowship at the University of Kentucky from 2000-2001.

Board Certified – Diplomate of American Board of Orthopedic Surgery


Sports Medicine, Shoulder and Knee Surgery, University of Kentucky, Lexington KY


Orthopedic Surgery, Harbor-UCLA Medical Center, Torrance CA

Medical School

George Washington University, Washington DC


Colby College, Maine

High School

Chadwick High School, Palos Verdes, CA

Hospital and Medical Affiliations


American Academy of Orthopaedic Surgeons (AAOS)

American Orthopaedic Society for Sports Medicine (AOSSM)

Arthroscopy Association of North America (AANA)


Torrance Memorial Medical Center, Torrance CA

Sports and Spine Surgery Center, Torrance CA

Cutting Edge Surgery Center, Torrance CA

Current Appointments

Team Physician, Chadwick High School


Educational Contributions

Dr. Borden is recognized throughout the country for his knowledge and surgical expertise in the field of arthroscopic shoulder and knee reconstruction. His experience has included numerous lectures, surgical laboratories, and peer reviewed publications on various topics including rotator cuff and labral injuries of the shoulder and ACL, PCL, cartilage, and meniscal injuries of the knee.
Dr. Borden has served as an instructor for the Arthroscopy Association of North America (AANA) and teaches orthopedic surgeons from around the world the latest techniques in arthroscopic shoulder and knee surgery. Dr. Borden is involved in consulting for companies interested in developing the newest cutting edge surgical implants, instruments, and bracing in the field of sports medicine.
His production of recent peer reviewed sports medicine journals and books include topics of: articular cartilage injuries in the knee, meniscal repairs, knee dislocations, posterior cruciate ligament reconstruction, and medial collateral ligament reconstruction in the knee.
Dr. Borden has been involved in television interviews and newspaper articles to include the following topics: rotator cuff tears, shoulder bursitis, meniscal tears, snowboarding injuries, backyard football injuries.

Medical Community Contributions

Dr. Borden has served as a volunteer faculty member at Harbor-UCLA Medical Center for the purpose of teaching residents the latest concepts and surgical techniques in the field of sports medicine. Dr. Borden has also served as the Team Physician at Chadwick High School since 2001.

Our Patient Reviews

“Dr. Borden is addressing issues that need to be corrected from past treatment. He is compassionate and cares. His staff is friendly and efficient”

– Michelle O.

Our Patient Reviews

“Dr Borden was prompt and effective. His staff was extremely well organized. I have never had a shorter wait to see a Dr, especially one with such prominent recognition of his expertise.”

– Bob J.

Our Patient Reviews

“He is very professional and very knowledgeable. The staff was very nice too and I only waited about 15 minutes”

– Mary Ellen B.

Are You Ready To Recover?

Schedule an appointment to begin your recovery journey. We’ll be happy to walk with you every step of the way. If you can’t find an appointment that fits your schedule, please call the office and we can try to accommodate you.

Torrance – 310-375-8700 | El Segundo – 310-775-2331

Contact Us

Do you have any questions about our services? Ask away using the contact form below.

Meet Our Orthopedic Surgeons

Our caring and skilled doctors are board-certified in orthopedic surgery, pain management, nonsurgical spine treatments, and more. All treatments are fully personalized for each patient.

Peter S. Borden, M.D.

Dr. Peter Borden is an Orthopedic surgeon and sports medicine specialist.

Allyson A. Estess, M.D.

Dr. Allyson Estess is an Orthopedic surgeon and sports medicine specialist.

Andrew J. Wassef, M.D.

Dr. Andrew Wassef is an Orthopedic surgeon and joint replacement specialist.

Remi Ajiboye, M.D.

Dr. Remi Ajiboye is an Orthopedic surgeon and spine/back condition specialist.

Eric Larson, M.D.

Dr. Eric Larson is an Orthopedic surgeon and hand/microvascular surgery specialist.