Browse Health
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 (6)

The overall average patient rating of Dr. Mark McMahon is Good. Dr. McMahon has been reviewed by 9 patients who have provided 6 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.7
Promptness 4.3
Courteous Staff 4.5
Accurate Diagnosis 3.9
Bedside Manner 4.0
Spends Time with Me 4.1
Follows Up After Visit 3.7

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

Similar doctors nearby

Dr. George Aguiar

Orthopaedic Surgery
16 years experience
Herndon, VA

Dr. Thomas Klein

Orthopaedic Surgery
27 years experience
Herndon, VA

Dr. William Hazel

Orthopaedic Surgery
28 years experience
Herndon, VA

Dr. David Parker

Orthopaedic Surgery
12 years experience
Fairfax, VA

Dr. Virginia Park

Fairfax, VA

Dr. Keith Lawhorn

Orthopaedic Surgery
20 years experience
Fairfax, VA
Search All Similar Doctors
Additional Information
Dr. Mark R McMahon FAAOS and MD is a male Orthopaedic Surgeon, has 30 years of experience and practices in Orthopaedic Surgery.
Where does Dr. Mark R. McMahon practice?
Dr. Mark McMahon has 10 office locations.
Dr. Mark McMahon practices Orthopaedic Surgery near Herndon, VA.
Additional practice locations include: Fairfax, VA and Burke, VA.
See Herndon Surgeons.