Know-how with heart. PIETRO BAJONA, MD, PhD Cardiovascular Surgery Allegheny Dr. Bajona specializes in treating cardiac conditions with the most current minimally invasive and robotic-assisted techniques. He is the Director of the Hypertrophic Cardiomyopathy Program at AHN. Call (412) DOCTORS to make an appointment. doctors.AHN.org/Pietro-Bajona AHN FORBES Know-how with heart. PIETRO BAJONA, MD, PhD Cardiovascular Surgery Allegheny Dr. Bajona specializes in treating cardiac conditions with the most current minimally invasive and robotic-assisted techniques. He is the Director of the Hypertrophic Cardiomyopathy Program at AHN. Call (412) DOCTORS to make an appointment. doctors.AHN.org/Pietro-Bajona AHN FORBES