2 Colgate Drive, Suite 204, Forest Hill, MD 21050
Phone (410) 879-9636

Dr. John P. O'Hearn

Board-Certified Orthopaedic Surgeon
Specializing in the Medical and Surgical Treatment of Musculoskeletal Disorders


  • Medical: Creighton University School of Medicine, Omaha, NE


  • Internship: Creighton University Affiliated Hospitals, Omaha, NE
  • Orthopaedic Surgery Residency: University of Maryland Hospital, Baltimore, MD

Specialty Certification

  • American Board of Orthopaedic Surgery

Staff Memberships

  • Upper Chesapeake Medical Center
  • Harford Memorial Hospital

Professional Affiliations

  • Fellow, American Academy of Orthopaedic Surgeons
  • Fellow, International College of Surgeons
  • American College of Physician Executives
  • Maryland Orthopaedic Society
  • Southern Orthopaedic Society
  • Eastern Orthopaedic Association
  • Harford County Medical Society
  • Medical and Chirurgical Faculty of Maryland

Hospital Affiliations

Dr O’Hearn performs most surgeries on an outpatient basis. The location of your surgery is largely dependent upon the procedure being done and your insurance plan. His surgical procedures are performed at the following locations:

Make an Appointment (410) 879-9636
Dr. John P. O'Hearn

John P. O'Hearn, MD

Dr. O'Hearn specializes in the treatment of a variety of orthopaedic conditions and has extensive experience with a wide array of orthopaedic procedures including:

  • Arthroscopic Surgery – Shoulder, Elbow, Knee and Ankle
  • Total and Partial Joint Replacement – Knee and Hip
  • MAKOplasty® Robotic Assisted Knee and Hip Surgery
  • ConforMIS – Personalized Knee Implants
  • Stryker GetAroundKnee
  • Sports Medicine
  • Arthroscopic Rotator Cuff Repair
  • Arthroscopic Anterior Cruciate Ligament (ACL) Reconstruction
  • Endoscopic Carpal Tunnel Release
  • Fracture Care
Copyright © 2018 John P. O'Hearn, MD | Disclaimer
Last Modified: April 23, 2014