Dr. John D. Mahan has been practicing medicine for 37 years. Dr. Mahan graduated from the Hahnemann University School of Medicine in 1977. He practices medicine in Columbus, OH and 1 other location and specializes in Nephrology and Pediatric Nephrology. Dr. Mahan is affiliated with Nationwide Childrens Hospital. He speaks English and Spanish.
Years in Practice: 37 Years
Languages Spoken: English, Spanish
Medical School: Hahnemann University School of Medicine
Graduation Date: 1977
Hospital Affiliations: Nationwide Childrens Hospital
Specialties: Nephrology, Pediatric Nephrology
*This physician has multiple office locations. See Appointments for details.