Dr. Michael A Portman is a Pediatrician and Pediatric Cardiologist in Seattle 98105, SEATTLE and has an experience of 46 years in these fields. Dr. Michael A Portman practices at Seattle Childrens Heart Center in Seattle 98105, SEATTLE. He completed Medical School from UNIVERSITY OF CINCINNATI / MAIN CAMPUS in 1980,Residency from Childrens Memorial Hospital and Medical School from University of Cincinnati College of Medicine in 1980. Some of the services provided by the doctor are: Tilt_Testing,Patent Ductus Arteriosus,Transposition of Great Arteries,Mitral Valve Disease and Atrioventricular Septal Defect (AVSD) etc.