Education

• BA, Princeton University
• MS, Georgetown University
• MD, Georgetown University School of Medicine

Internship & Residency

• Orthopaedic Surgery, Georgetown University Medical Center

• Hip and Knee Replacement, Union Memorial Hospital

Board Certified

• Orthopaedic Surgery

Professional Distinctions

• American Academy of Orthopaedic Surgeons
• American Association of Hip & Knee Surgeons

Areas of Specialization

• Arthroscopic Surgery
• Sports Medicine
• Total Joint Replacement
• Arthritis
• Pediatric Orthopaedics
• Shoulder
• Knee
• Hip

Special Procedures

• Hip
  • Total hip replacement – metal, ceramic, polyethelem
  • Minimally invasive hip replacement
• Knee
  • Total knee replacement
  • Partial knee replacement
  • Minimally invasive total knee replacement
  • Revision total knee replacement
  • Gender specific knee replacement
  • Rotating platform total knee replacement
  • ACL repair/reconstruction
  • Knee Arthroscopy
  • Meniscal Surgery
• Shoulder
  • Total shoulder replacement
  • Shoulder arthroscopy
  • Rotator cuff repair

Mark C. Hartley, MD

A native Washingtonian, Dr. Mark Hartley developed a love for sports at a young age. After being treated by several orthopaedic physicians during his days as a basketball player, he became attracted to the ever-changing, rewarding field of orthopaedics himself. Upon earning a BA from Princeton University and an MS from Georgetown, Dr. Hartley received a medical degree from Georgetown University School of Medicine. He then stayed on at Georgetown University Medical Center  to complete both his surgical internship and orthopaedic residency. Before joining Commonwealth, Dr. Hartley served as Chief of the Total Joint Replacement Service at Eisenhower Army Medical Center in Augusta, Georgia, and also served as a Major and Orthopaedic Surgeon with the 350th Evacuation Hospital in Saudi Arabia during Operation Desert Storm.

Having a deep appreciation for his profession and finding great satisfaction in watching the dramatic life turnaround many of his patients experience following surgery, Dr. Hartley genuinely enjoys treating patients and positively impacting their lives. His special interests include hip and knee arthritis, joint replacement surgery, sports injuries and arthroscopic procedures. Particularly experienced with the latest in joint implants. Dr. Hartley has performed more than 1200 joint replacements, a number of them have been minimally invasive hip and knee replacements and partial knee replacements. 

An active member of several professional medical organizations, Dr. Hartley is President of Commonwealth Orthopaedics. He has helped develop and supervise the state of the art Total Joint Replacement Program at Reston Hospital Center.

Dr. Hartley is intent on keeping his family at the center of his life despite his passions for sailing and golf. He and his wife, Mary Ellen, have three children.

Team Physician for the following sports team(s):

Herndon High School