Dr. Derek K Johnson MD Allergist-Immunologist

Dr. Derek Johnson is an allergist-immunologist in Philadelphia, Pennsylvania and is affiliated with Inova Fair Oaks Hospital. He received his medical degree from Georgetown University School of Medicine and has been in practice for 15 years. He is one of 9 doctors at Inova Fair Oaks Hospital who specialize in Allergy & Immunology.

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Office Location

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Specialty & Clinical Interests

Allergist-Immunologist: General Allergy & Immunology

Education & Medical Training

Miami Children's Hospital
Residency, Pediatrics, 1995 - 1998

Thomas Jefferson University
Fellowship, Allergy and Immunology, 1998 - 2000

Georgetown University School of Medicine
Class of 1995

Certifications & Licensure

American Board of Allergy and Immunology
Certified 11 years in Allergy & Immunology

American Board of Pediatrics
Certified 15 years in Pediatrics

FL State Medical License
Active through 2013

PA State Medical License
Active through 2012

VA State Medical License
Active through 2014

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