Browse Health
Pediatrician, Pediatric Specialist, Pulmonologist (lungs)
28 years of experience
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).

Learn more about Dr. Charles Callahan:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. Charles Callahan is Excellent. Dr. Callahan has been reviewed by 1 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.0
Promptness 3.0
Courteous Staff 4.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 4.0
Follows Up After Visit 4.0

Specialties & Research

Dr. Charles Callahan, DO is board certified in Pediatrics and Pediatric Pulmonology.

  • He has special expertise in 3 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Asthma
  • Bronchiectasis

Education & Awards

Dr. Callahan graduated from UMDNJ at Stratford.


Dr. Callahan has 1 hospital affiliations:

  • Walter Reed Army Medical Center 

> > > > Dr. Charles Callahan, DO

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Additional Information
Dr. Charles Willis Callahan DO is a male Pediatrician, has 28 years of experience and practices in Pediatrics and Pediatric Pulmonology.
Where does Dr. Charles W. Callahan practice?
Dr. Charles Callahan has 1 office location.
Dr. Charles Callahan practices Pediatrics and Pediatric Pulmonology near Silver Spring, MD.
See Silver Spring Pediatricians and Silver Spring Pediatric Specialists.