Dr. David Brennen is a board-certified pediatric cardiology specialist based in San Antonio, Texas, bringing 20 years of dedicated clinical experience to patient care. Dr. Brennen has performed over 10,449 procedures and published 39 peer-reviewed research papers, reflecting a deep commitment to advancing medical knowledge in pediatric cardiology.
With advanced training in pediatrics, pediatric cardiology, Dr. David Brennen combines clinical expertise with the latest evidence-based practices to deliver personalized treatment plans. Dr. David Brennen holds 5 medical patents, demonstrating innovation in surgical techniques and medical devices.
Dr. David Brennen maintains an active role in the medical community through ongoing research, peer collaboration, and continuing medical education. This commitment to staying at the forefront of pediatric cardiology ensures patients receive care informed by the latest advances in the field.
5 patents
Dr. David Brennen provides comprehensive diagnosis and treatment for the following conditions:
Congenital heart defects present at birth may require catheter-based interventions or open-heart surgery for correction.
Learn more about Congenital Heart Disease treatmentA ventricular septal defect is a hole between the heart's lower chambers, sometimes requiring surgical patch closure.
Learn more about Ventricular Septal Defect treatment