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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (5)

The overall average patient rating of Dr. Mark McMahon is Good. Dr. McMahon has been reviewed by 13 patients who have provided 5 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.7
Promptness 4.1
Courteous Staff 4.5
Accurate Diagnosis 3.7
Bedside Manner 3.7
Spends Time with Me 3.8
Follows Up After Visit 3.2

Specialties & Research

Dr. Mark McMahon, FAAOS, MD is board certified in Orthopaedic Surgery.

  • He has special expertise in 8 areas:
  • Arthritis
  • Arthroscopic Surgery (Arthroscopy)
  • Hip Disorders
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Knee Surgery (Knee Replacement Arthroplasty)
  • Osteoarthritis (Hand and Wrist)
  • Sports Medicine

Education & Awards

Dr. McMahon graduated from Oregon Health & Science University, Portland. He has 3 awards.

Graduated cum Laude University of Oregon
Patients' Choice Award (2014)
On-Time Doctor Award (2014)


Dr. McMahon has 4 hospital affiliations:

  • Inova Alexandria Hospital 
  • Reston Town Center Pediatrics 


  • Spanish
  • Italian
  • English

> > > > Dr. Mark McMahon, FAAOS, MD

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Additional Information
Dr. Mark R McMahon FAAOS and MD is a male Orthopaedic Surgeon, has 31 years of experience and practices in Orthopaedic Surgery.
Where does Dr. Mark R. McMahon practice?
Dr. Mark McMahon has 2 office locations.
Dr. Mark McMahon practices Orthopaedic Surgery near Fairfax, VA.
Additional practice locations include: Burke, VA.
See Fairfax Surgeons.