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).
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Specialties & Research
Dr. Clara Callahan, MD is board certified in Pediatrics.
Education & Awards
Dr. Callahan graduated from Drexel University , Philadelphia.
Dr. Callahan has 4 hospital affiliations:
- Thomas Jefferson University Hospital
- Methodist Hospital
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- Additional Information
- Dr. Clara Ann Callahan MD is a female Pediatrician, has 34 years of experience and practices in Pediatrics.
- Where does Dr. Clara A. Callahan practice?
- Dr. Clara Callahan has 1 office location.
Dr. Clara Callahan practices Pediatrics near Philadelphia, PA.
See Philadelphia Pediatricians.