A photo of David Morales.

David L.S. Morales, MD

  • Executive Co-Director, Heart Institute
  • Director, Division of Cardiothoracic Surgery
  • James Scott Tweddell Chair of Congenital Heart Surgery
  • Professor, UC Department of Pediatrics
  • UC Division of Surgery


MD: Yale University School of Medicine, New Haven, CT.

Residency: General and cardiothoracic surgery, New York-Presbyterian Medical Center, Columbia University, New York, NY.

Fellowships: Congenital heart surgery, Texas Children’s Hospital, Baylor University, Waco, TX.

Board certifications: Surgery, thoracic surgery, congenital heart surgery.


Congenital heart surgery; heterotaxy syndrome; pediatric heart and lung transplantation; mechanical circulatory support

Services and Specialties

Heart, Heart Failure, Lung Transplant, Cardiothoracic Surgery, Cardiomyopathy, Fetal Heart Program, Fontan Management Clinic


Clinical and translational research related to mechanical circulatory support and tissue engineering

Research Areas

Cardiothoracic Surgery, Heart

Insurance Information

Cincinnati Children's strives to accept a wide variety of health plans. Please contact your health insurance carrier to verify coverage for your specific benefit plan.

View Insurance Information


Pediatric Mechanical Circulatory Support. Ploutz, M; Lorts, A; Morales, DL S. In: Franco KL; Thourani VH, Ed. Pediatric Cardiac Surgery. Philadelphia: Wiley; 2023.

Commentary: Set me free-cell-free DNA may soon provide reprieve to pediatric heart transplant recipients. Wells, DA; Morales, DL S. Journal of Thoracic and Cardiovascular Surgery. 2023; 165:469-470.

Heart-kidney listing is better than isolated heart listing for pediatric heart transplant candidates with significant renal insufficiency. Dani, A; Price, N; Thangappan, K; Ryan, TD; Hooper, DK; Cooper, DS; Lehenbauer, DG; Chin, C; Zafar, F; Morales, DL S. Journal of Thoracic and Cardiovascular Surgery. 2022; 164:2019-2031.

Asking More From Our Research: Not Only the What But Also the How. Boucek, KA; Morales, DL S. Annals of Thoracic Surgery. 2022; 114:1752-1753.

SynCardia Temporary Total Artificial Heart: Single-Center Experience at a Children's Hospital. Perry, T; Morales, DL S; Villa, CR; Benscoter, A; Fields, K; Lorts, A. ASAIO Journal. 2022; 68:1379-1382.

More Than 400 Uses of an Intestinal Submucosal Extracellular Matrix Patch in a Congenital Heart Program. Haney, LC; Ahmed, HF; Dani, A; Chin, P; Thangappan, K; Madsen, N; Zafar, F; Tweddell, JS; Morales, DL S. Annals of Thoracic Surgery. 2022; 114:1475-1483.

Lung Transplantation Advanced Prediction Tool: Determining Recipient's Outcome for a Certain Donor. Zafar, F; Hossain, MM; Zhang, Y; Dani, A; Schecter, M; Hayes, D; Macaluso, M; Towe, C; Morales, DL S. Transplantation. 2022; 106:2019-2030.

The Best Paracorporeal Ventricular Assist Device Strategy in Children? Remains Unanswered. Thangappan, K; Morales, DL S. Annals of Thoracic Surgery. 2022; 114:1451-1452.

Management of Neonates Admitted With Tetralogy of Fallot: Changing Patterns Across the United States. Thangappan, K; Fatuzzo, S; Zafar, F; Winlaw, D; Lehenbauer, D; Batlivala, S; Cnota, JF; Redington, A; Tweddell, JS; Morales, DL S. Annals of Thoracic Surgery. 2022; 114:1419-1426.

Bridging the Gap and Moving the Needle. Wells, DA; Morales, DL S. Annals of Thoracic Surgery. 2022; 114:816-817.

Patient Ratings and Comments

All patient satisfaction ratings and comments are submitted by actual patients and verified by a leading independent patient satisfaction company, NRC Health. Patient identities are withheld to ensure confidentiality and privacy. Only those providers whose satisfaction surveys are administered through Cincinnati Children’s Hospital Medical Center are displayed. Click here to learn more about our survey

Overall Patient Rating