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. Patrick Callahan:
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The overall average patient rating of Dr. Patrick Callahan is Excellent.
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Specialties & Research
Dr. Patrick Callahan, MD is board certified in Pediatric Cardiology.
- He has special expertise in 1 area:
- Stomach Flu (Gastroenteritis)
Education & Awards
Dr. Callahan graduated from Upstate Medical University Physical Medicine and Rehabilitation, Syracuse. He has 1 awards.
Dr. Callahan has 28 hospital affiliations:
- Shady Grove Adventist Hosp
- Washington Adventist Hosp
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- Additional Information
- Dr. Patrick F Callahan MD is a male Pediatrician, has 21 years of experience and practices in Pediatrics and Pediatric Cardiology.
- Where does Dr. Patrick F. Callahan practice?
- Dr. Patrick Callahan has 1 office location.
Dr. Patrick Callahan practices Pediatrics and Pediatric Cardiology near Washington, DC.
See Washington Pediatricians and Washington Pediatric Specialists.