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. David Callahan:
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The overall average patient rating of Dr. David Callahan is Good.
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Specialties & Research
Dr. David Callahan, MD is board certified in Neurology with Special Qualifications in Child Neurology.
- He has special expertise in 3 areas:
- Headache Disorders
- Seizure Disorders
Education & Awards
Dr. Callahan graduated from Washington University at St. Louis, Saint Louis. He has 2 awards.
Dr. Callahan has 10 hospital affiliations:
- St Lukes Hospital
- Barnes Jewish Hospital
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- Additional Information
- Dr. David J Callahan MD is a male Pediatric / Adolescent Neurologist, has 25 years of experience and practices in Neurology with Special Qualifications in Child Neurology.
- Where does Dr. David J. Callahan practice?
- Dr. David Callahan has 1 office location.
Dr. David Callahan practices Neurology with Special Qualifications in Child Neurology near Chesterfield, MO.
See Chesterfield Neurologists.