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Dr. Gross is the Founder and Managing Partner of Active Orthopedics and Sports Medicine. He obtained his bachelor’s degree in Biomedical Communications at Cornell University, Ithaca New York. He received his medical degree from New York University School of Medicine in 1983.

Dr. Gross is board certified in orthopedic surgery and holds a subspecialty certificate in sports medicine. Both certifications were granted by The American Board of Orthopedic Surgery. In addition, Dr. Gross has published numerous articles relating to knee, hip, shoulder, spine and ankle injuries and has served as a team physician for local high schools and colleges. Dr. Gross was named one of the top sixty-five shoulder surgeons in America by Beckers and has appeared on numerous local TV and radio stations as a sports medicine commentator and expert.


Dr. Gross completed an internship in general surgery, and Residency in Orthopedic Surgery at Montefiore Medical Center, Albert Einstein College of Medicine, Bronx, New York. He went on to complete advanced fellowship training in Sports Medicine at UCLA Medical Center, where he served on the medical staff of the UCLA Bruins.

He currently maintains privileges at Hackensack University Medical Center, where he is the Chief of the Division of Sports Medicine and the Orthopedic Director of The Sports Medicine Institute. He also has privileges at Hudson Crossing Surgical Center in Fort Lee, HackensackUMC at Pascack Valley in Westwood and HackensackUMC at Mountainside in Montclair.


An expert in all areas of sports medicine, Dr. Gross performs a wide range of procedures related to the knee and shoulder. He is particularly adept at advanced surgical procedures such as reverse shoulder replacement and complex reconstructive surgeries.

Procedures include:

  • Treatment of Fractures
  • Reverse Shoulder Replacement
  • Knee Arthroscopy
  • Shoulder Arthroscopy
  • Tenex®
  • ACL Reconstruction
  • Platelet-Rich Plasma Injections (PRP)
  • Rotator Cuff Repairs
  • Meniscus Surgery
  • Labrum Repair
  • Patella Procedures
  • Total Shoulder Replacement
  • Total Knee Replacement
  • Shoulder Separation
  • Unicondylar Knee Replacement
  • Shoulder Stabilization

Professional Organizations

  • American Academy of Orthopaedic Surgery
  • American College of Sports Medicine
  • New Jersey Orthopaedic Society
  • American Medical Association
  • Bergen County Medical Society


  • Castle Connolly
  • Top Doctor



Michael L. Gross, MD
Sports Medicine

Thomas K. John, MD
Joint Replacement

Oscar Vazquez, MD
Sports Medicine

Richard D. Rhim, MD
Spine Surgery

Ira Esformes, MD
General Orthopedics

Michael T. Benke, MD
Sports Medicine

John F. Mendes, MD
General Orthopedics

Mark D. Chase, MD
General Orthopedics

Raghu Maddela, MD, MPH
Non-Operative Spine Care

Carissa Meyer, MD
Hand & Wrist

Ralph Napoli, DPM
Foot & Ankle

James C. Natalicchio, MD
Back & Neck

A. Ylenia Giuffrida, MD
Hand, Wrist & Elbow