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Dr. Charles Willis Callahan Jr, DO is a pediatric pulmonologist in Baltimore, MD specializing in pediatric pulmonology. Dr. Charles Willis Callahan Jr, DO is affiliated with University of Maryland Medical System (UMMS) and University of Maryland Upper Chesapeake Health.
22 S Greene Street
Baltimore, MD 21201
Walter Reed Army Medical Center
Washington, DC 20907
He is certified by the American Board of Pediatrics - Pediatric Pulmonology, American Board of Pediatrics - Pediatrics and has a state license in Hawaii.
Board Certification: American Board of Pediatrics - Pediatric Pulmonology, American Board of Pediatrics - Pediatrics (1994)
Licensed In: Hawaii
Dr. Charles Willis Callahan Jr, DO is associated with these hospitals and organizations:
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Dr. Charles Callahan specializes in pediatric pulmonology. Dr. Callahan is professionally affiliated with the University of Maryland Upper Chesapeake Health.