Menu Search>Pediatric and Congenital Cardiology Associates 512-777-2917 Our Clinicians Our Locations Patient Forms Referring Physicians Pay Your Bill Our Clinicians Hanoch Patt, M.D., M.P.H Pediatric Cardiologist Co-Medical Director D. Byron Holt, M.D. Pediatric Cardiologist Co-Medical Director, Interventional Cardiology Joseph Casadonte, M.D. Pediatric Cardiologist Pediatric Cardiology Chesney Castleberry, M.D. Pediatric Cardiologist Heart Failure/Transplant Cardiology Arnold Fenrich, M.D. Pediatric Cardiologist Electrophysiology Keren Hasbani, M.D. Pediatric Cardiologist Advanced Imaging/Cardiac MRI Gregory Johnson, M.D. Pediatric Cardiologist Adult Congenital Cardiology Michael Liu, M.D. Pediatric Cardiologist Fetal Cardiology Jeannine Schuman Mccoy, M.D. Pediatric Cardiologist Fetal Cardiology Kenneth Shaffer, M.D. Pediatric Cardiologist Pediatric Cardiology Ronald Shapiro, M.D. Pediatric Cardiologist Pediatric Cardiology Daniel Shmorhun, M.D. Pediatric Cardiologist Electrophysiology Eileen Stewart, M.D. Pediatric Cardiologist Fetal Cardiology Frank Wong, M.D. Pediatric Cardiologist Pediatric Cardiology Karen Wright, M.D. Pediatric Cardiologist Interventional Cardiology Hitesh Agrawal, MBA, M.D. Pediatric Cardiologist Interventional Cardiology Julie Arldt-McAlister, NP Family Nurse Practitioner Christine Dillingham, NP Pediatric Nurse Practitioner Julie Manning, NP Pediatric Nurse Practitioner Lisa Pomeroy, NP Pediatric Nurse Practitioner Emily Viesca, MSN, APRN, CPNP-AC