A person with short, dark hair wearing a navy blue suit, light blue shirt, and a light blue checkered tie smiles at the camera against a plain gray background. headshot

Julian J. Sonnenfeld, M.D.

"By utilizing my specialized training and advanced technical skills, I am dedicated to treating my patients injuries and discussing all potential treatment options available. "
About Dr. Sonnenfeld

Dr. Sonnenfeld is a fellowship-trained, board-certified orthopedic sports medicine, shoulder and elbow surgeon specializing in arthroscopic and open surgery in adult and pediatric patients. Dr. Sonnenfeld is a former athlete who competed at the national level in baseball. He completed his residency training at Columbia University Medical Center, where he was awarded the Ira Wolfe Award for Excellence in Sports Medicine Research. Following residency, Dr. Sonnenfeld completed a fellowship in sports medicine, shoulder and elbow surgery at OrthoCarolina in Charlotte, NC. While there, he served as a team physician for the NFL’s Carolina Panthers, MiLB Charlotte Knights and Davidson College.

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Hospital Affiliations
  • Long Island Jewish Valley Stream, Valley Stream, NY
  • Syosset Hospital, Syosset, NY
  • Plainview Hospital, Plainview, NY

Surgery Center Affiliations
  • Lynbrook Surgery Center, Lynbrook, NY
  • Syosset SurgiCenter, Syosset, NY

Professional Affiliations
  • American Medical Association (AMA)
  • American Academy of Orthopedic Surgeons (AAOS)
  • Arthroscopy Association of North America (AANA)
  • International Society of Arthroscopy, Knee Surgery and Orthopedic Sports Medicine (ISAKOS)
  • Society of the American Shoulder and Elbow Surgeons (ASES)
  • American Orthopedic Society for Sports Medicine (AOSSM)
  • Association of Ringside Physicians (ARP)
  • New York State Athletic Commission (NYSAC)

Licensures & Certifications
  • New York State Medical License
  • North Carolina Medical License

Medical Education
  • M.D., Tufts University School of Medicine, Boston, MA, 2015

Internships
  • Columbia University Irving Medical Center, New York, NY, 2016

Residency
  • Orthopedic Surgery, Columbia University Irving Medical Center, New York, NY, 2020

Fellowships
  • Sports Medicine and Shoulder/Elbow Surgery, OrthoCarolina, Charlotte, NC, 2021

Share your experience with Dr.Sonnenfeld now.

Alan Riecke
Alan Riecke

Procedure

Quadriceps Tendon Repair

I live in Florida but while visiting relatives in Long Island took a nasty fall down a flight of sta...

Pauline Molloy
Pauline Molloy

Procedure

Quadriceps Tendon Repair

My father came up to visit from out of state and unfortunately ending up rupturing his quadriceps te...

Jennifer Schecter
Jennifer Schecter

Procedure

ACL Reconstruction

Tearing your ACL is not something you expect at my age...nor do I recommend it! I am 44 years old, a...

Chris Thomas
Chris Thomas

Procedure

Rotator Cuff Repair

I had a torn rotator cuff and partial fraying of my labrum in my right shoulder. Was hesitant with s...

Paul Earley
Paul Earley

Procedure

Knee Surgery

I messed up my knee skiing. Dr. Sonnenfeld was able to fix me up and he did a wonderful job. I'm gla...

Patricia Gill-Fisher
Patricia Gill-Fisher

Procedure

Rotar Cuff Surgery

Had to have surgery on my left rotar cuff, Dr. Sonnenfeld is my doctor and surgeon. I have been goin...

Terry Hassall
Terry Hassall

Procedure

None

Before I begin I would like to mention Rich Viskewich, PTA. On September 8th of 2022 I injured my ri...

Scot Allan
Scot Allan

Procedure

Elbow Surgery

Dr. Sonneffeld was an absolute dream in such a hard time of my life being so hurt. He saw me last mi...