Dr. John B. Costello has been practicing medicine for 37 years. Dr. Costello graduated from the Saint Louis University School of Medicine in 1977. He practices medicine in Saint Louis, MO and specializes in Internal Medicine and Rheumatology. Dr. Costello is affiliated with Mercy Hospital Saint Louis and Missouri Baptist Medical Center.
Years in Practice: 37 Years
Languages Spoken: English
Medical School: Saint Louis University School of Medicine
Graduation Date: 1977
Specialties: Internal Medicine, Rheumatology