Ellen K. Chang MD, MS

Hieu Ta, MD, is a pediatric cardiologist at Cincinnati Children's. He specializes in general outpatient cardiology and advanced imaging techniques like echocardiography and cardiac MRI. Dr. Ta treats conditions such as heart murmurs, chest pain, and congenital heart disease, focusing on long-term care and improving patient outcomes through advanced imaging.

Stephanie Lenahan, PA-C, is a physician assistant in the Division of Hematology at Cincinnati Children's, specializing in hemostasis and thrombosis. She provides expert care for children with blood clotting disorders, sickle cell disease, and other hematologic conditions. Stephanie is known for her ability to explain complex medical information in an understandable way, helping families feel confident in their care. Her compassionate approach and dedication to clinical research make her an invaluable resource for patients and their families.

Kiersten W. Ricci, MD, is a clinical director at Cincinnati Children's, specializing in hemangiomas and vascular malformations. She is an expert in managing complex lymphatic anomalies and non-malignant vascular tumors. Dr. Ricci is dedicated to improving the quality of life for her patients through innovative treatments and compassionate care.