Dr. Riley Williams III

Dr. Riley J. Williams III, MD

Dr. Riley Williams III is an orthopedic surgeon practicing in New York, New York. He is known for cartilage repair, ACL reconstruction and knee, shoulder and elbow surgery in athletes.

Chief of the Sports Medicine Institute at HSS, Director of the HSS Institute for Cartilage Repair, Professor at Weill Cornell, and Medical Director and Head Team Orthopedic Surgeon for the Brooklyn Nets.

Sports orthopedics repairs ligaments, cartilage and tendons so athletes and active people can return to the activities they love. Orthopedic surgeons are medical doctors who treat conditions of the bones, joints, ligaments, tendons and muscles.

About Dr. Riley Williams III

• Full Name: Riley J. Williams III, MD
• Credentials: MD
• Specialty: Orthopedic surgery (board certified)
• Subspecialty: Sports medicine; knee, shoulder and elbow
• Current Role: Chief, HSS Sports Medicine Institute
• Languages: Not published
• Gender: Male
• New Patients: Not confirmed; use the HSS profile
• Telehealth: Not confirmed
• NPI: Not captured in this verification. Look up the NPI number on the NPPES NPI Registry (npiregistry.cms.hhs.gov).

Address and Contact

Hospital for Special Surgery

• City: New York, New York
• Street Address and Phone: Not captured; see his HSS profile or rileywilliamsmd.com

Appointment requests can be sent through the Book An Appointment button on this page. Office hours and patient portal details are not listed here unless the practice publishes them. Contact details verified September 30, 2026.

Specialties and Education

His published areas of care and procedures include:

• Articular cartilage restoration and allograft transplantation
• ACL and PCL tears
• Meniscus repair and transplantation
• Partial knee replacement and revision surgery
• Shoulder instability, labrum and rotator cuff tears, frozen shoulder
• Elbow ligament reconstruction
• Stem cells and biologics

Education and Training

• Undergraduate: BS, Yale University
• Medical School: MD, Stanford University (early cartilage metabolism research)
• Internship: General surgery, Huntington Memorial Hospital (USC), Pasadena
• Residency and Fellowship: Orthopaedic surgery residency and sports medicine fellowship, Hospital for Special Surgery

Certifications, License and Affiliations

• Board Certification: Board certified orthopedic surgeon, per HSS
• Academic Appointment: Professor, Weill Cornell Medical College
• Hospital Affiliation: Hospital for Special Surgery

Insurance

HSS lets patients enter their insurance on the physician profile to check availability. If a plan is not listed, HSS asks patients to call the office; out-of-network benefits may reimburse part of a visit and financial assistance may be available. Confirm coverage before booking.

Fees

Consultation fees, self-pay prices, payment methods and cancellation policy are not publicly listed. Ask the practice for current pricing when you book.

Professional Information

• Medical Director and Head Team Orthopedic Surgeon, Brooklyn Nets (since 2004), New York Liberty and New York Red Bulls
• Team Physician, USA Basketball; Iona University athletics
• Director, FIFA Medical Centre of Excellence at HSS
• Published more than 150 peer-reviewed papers, chapters and reviews
• 2025 Freddie H. Fu Visiting Professor in Sports Medicine, University of Pittsburgh

Reviews and Ratings

No verified platform rating with a review count was captured for this doctor at the time of verification. Find MD Health does not create its own rating or ranking.

Verification

Key details on this page were checked against the public sources below on September 30, 2026. Official hospital, university and society sources were used first.

• HSS physician profile
• Dr. Williams official website
• International Cartilage Regeneration Society
• University of Pittsburgh event listing

Frequently Asked Questions

What is Dr. Riley Williams III known for?

Dr. Riley Williams III is known for cartilage repair, ACL reconstruction and knee, shoulder and elbow surgery in athletes.

Where does Dr. Riley Williams III practice?

He practices at Hospital for Special Surgery in New York City and serves Manhattan and Brooklyn patients, per his website.

What does an orthopedic surgeon do?

An orthopedic surgeon is a medical doctor who diagnoses and treats conditions of the bones, joints, ligaments, tendons and muscles, including fractures, arthritis, sports injuries, spine problems and joint replacement surgery.

How can I book with Dr. Riley Williams III?

Use the Book An Appointment button on this page to send a request. Confirm the office location, referral needs and availability before you visit.

Find MD Health Disclaimer

Provider location, specialty information, insurance participation, and availability may change. Confirm current details directly with Hospital for Special Surgery.