When surgery is the best option for your cardiovascular care, Saint Agnes Medical Providers has a team of highly specialized, board certified surgeons with an ever expanding range of techniques and procedure. Cardiothoracic surgery is surgery in the area of the heart and chest or both. A board certified cardiothoracic surgeon is qualified to operate on the heart, areas of the chest and the lungs.

Monday – Friday, 8:00am – 4:30pm

1377 E. Herndon #104, Fresno, CA 93720


Office Coordinator – Karen Quinn

Procedure Specialties

  • Thoracic Aortic Aneursym Repair
  • MAZE- Atrial Fibrillation
  • Valve Repair and Replacement
  • TAVR (Transcatheter Aortic Valve Replacement)
  • Coronary Bypass Grafting
  • Thoracic Surgery
  • Endovascular Stenting

Treatment Areas

  • Congestive Heart Failure
  • Heart Attack (Acute Myocardial Infarction)
  • Lung Disease/Nodules
  • Valvular Disease


Peter L. Birnbaum, MD, MSc, FRCSC
Richard Gregory, MD, MS

Physician Assistants

Denise Aguilar, NP/PA-C
Walter Hurtado, PA-C