All Physicians with Heart Posts

Dr. William Mahle, pediatric cardiologist, in an exam room sitting on an exam table.

Dr. William Mahle, Chief of Cardiology

Dr. William Mahle reflects on leadership, integrity, and a promise to provide every child the best cardiac care that he and his team can provide.

Dr. Fischbach, pediatric cardiologist, wearing a blue baseball cap, a surgical mask and blue surgical gown. while making a heart with his hands.

Physicians with Heart: Dr. Peter Fischbach

Join Dr. Peter Fischbach as he shares his journey in Pediatric Cardiology and his dedication to young hearts and health.

Dr. Andrew Dodgen, pediatric cardiologist, wearing a stethoscope kneeling beside pediatric patient holding two teddy bears.

Physicians with Heart: Dr. Andrew Dodgen

Training future pediatric cardiologists takes more than clinical skill. See how Dr. Andrew Dodgen mentors learners through hands-on, compassionate care.

Rachel McKay, pediatric cardiologist, with children at baseball game.

Physicians with Heart: Dr. Rachel McKay

Meet Rachel McKay, MD, a pediatric cardiologist at Children’s Healthcare of Atlanta whose passion for teamwork, education, and family-centered care guides her work.

Dr. Brian Cardis, pediatric cardiologist, playing trumpet onstage.

Physicians with Heart: Dr. Brian Cardis

Learn how Brian Cardis, MD transitioned from pharmacy to pediatric cardiology and now cares for children with heart conditions across Macon, Albany and Valdosta.

Dr. Tim Slesnick, pediatric cardiologist, with family members outdoors in the snow outside of a house.

Timothy Slesnick, MD: Advancing Pediatric Cardiac Imaging

Discover how Dr. Timothy Slesnick uses advanced pediatric cardiac imaging to improve care for children with congenital heart disease.

Dr. Dongngan Truong, pediatric cardiologist.

Physicians with Heart: Dr. Dongngan Truong

Meet pediatric cardiologist Dr. Dongngan Truong — blending expert echocardiography, CHD care and family‑centered heart disease support. Learn how she guides heart patients and educates families and clinicians alike.

Dr. Michael Lopez, pediatric cardiologist, playing with his daughter outside.

Physicians with Heart: Dr. Michael Lopez

Pediatric cardiologist Dr. Michael Lopez focuses on bilingual family care, arrhythmia insights and congenital heart health at Children’s Cardiology.

Dr. William McEachern, pediatric cardiologist, with spouse.

Physicians with Heart: Dr. William McEachern

Pediatric cardiologist Dr. William McEachern specializes in fetal echocardiography and advanced cardiac imaging at Children’s Healthcare of Atlanta Cardiology. His expertise helps diagnose congenital heart disease early and guide families through care.

Dr. Chad Mao, pediatric cardiologist, and daughter.

Physicians with Heart: Dr. Chad Mao

After 15 years of military service as a United States Navy medical officer, Chad Mao, MD, says the singular focus on the care of children by Children’s Healthcare of Atlanta Cardiology makes his work fun. Dr. Mao is the medical…