Dr. O'Brien graduated from the Kansas City University of Medicine in 1966. Dr. O'Brien works in Irving, TX and specializes in Otolaryngology-Head & Neck Surgery.
View More
Dr. O'Brien graduated from the Kansas City University of Medicine in 1966. Dr. O'Brien works in Irving, TX and specializes in Otolaryngology-Head & Neck Surgery.
MEDICAL SCHOOL
Kansas City University of Medicine - 1966