Dr. Callahan graduated from the Des Moines University College of Osteopathic Medicine in 2007. He works in Dubuque, IA and 1 other location and specializes in Pediatrics and Adolescent Medicine. Dr. Callahan is affiliated with Mercy Hospital and Mercy Medical Center Dubuque.
Pediatrics, Adolescent Medicine
Medical School: Des Moines University College of Osteopathic Medicine; Graduated 2007
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*This physician has multiple office locations. See Office Information for details.