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Allergy & Immunology Specialist
30 years of experience
Video profile
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 (7)

The overall average patient rating of Dr. John Simpson is Good. Dr. Simpson has been reviewed by 22 patients who have provided 7 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Promptness 4.1
Courteous Staff 4.1
Accurate Diagnosis 4.3
Bedside Manner 4.0
Spends Time with Me 4.1
Follows Up After Visit 3.8

Specialties & Research

Dr. John Simpson, MD is board certified in Allergy & Immunology.

  • He has special expertise in 6 areas:
  • Asthma
  • Cholesterol Management
  • Hay Fever (Seasonal Allergic Rhinitis)
  • Nasal Allergy (Rhinitis)
  • Sinus Infection (Sinusitis)
  • Weight Loss

Education & Awards

Dr. Simpson graduated from University of South Carolina , Columbia. He has 2 awards.

One of the Best Allergists in Greater Washington Washingtonian Magazine
Patients' Choice Award (2011)


Dr. Simpson has 4 hospital affiliations:

  • Inova Fairfax Hospital 
  • Northern Virginia Community Hospital 


  • French
  • Spanish
  • English

> > > > Dr. John Simpson, MD

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Additional Information
Dr. John Alva Simpson MD is a male Allergist & Immunologist, has 30 years of experience and practices in Allergy & Immunology.
Where does Dr. John A. Simpson practice?
Dr. John Simpson has 2 office locations.
Dr. John Simpson practices Allergy & Immunology near Falls Church, VA.
Additional practice locations include: Alexandria, VA.
See Falls Church Allergists.