Meet the Cardiac & Thoracic Surgery Team

Chair, Cardiothoracic Surgery & Section Head, Cardiac Surgery

Prem S Shekar, MD, FRCSEd, MBA
Prem S Shekar, MD, FRCSEd, MBA Cardiothoracic Surgery

Cardiac Surgeons (Main Campus)

Sylwia Karpinski, MD
Sylwia Karpinski, MD Cardiothoracic Surgery
Divakar Mandapati, MD
Divakar Mandapati, MD Cardiothoracic Surgery
Siva K. Patimalla Venkata, MD
Siva K. Patimalla Venkata, MD Cardiothoracic Surgery

Cardiac Surgeons at Cape Cod Hospital (Affiliate Program of LHMC)

Saqib Masroor, MD
Saqib Masroor, MD Cardiothoracic Surgery

Thoracic Surgeons

Elliot L Servais, MD
Elliot L Servais, MD Thoracic Surgery
Cameron T. Stock, MD
Cameron T. Stock, MD Thoracic Surgery
Ammara A. Watkins, MD
Ammara A. Watkins, MD Cardiothoracic Surgery

Cardiothoracic Surgery Advanced Practice Providers (Nurse Practitioners & Physician Assistants)

Caitlin A. Vassallo, PA
Caitlin A. Vassallo, PA Cardiothoracic Surgery

Outpatient AP Providers

Sarah L. Capano, PA
Sarah L. Capano, PA Cardiothoracic Surgery
Kathleen A Garabedian, NP
Kathleen A Garabedian, NP Cardiothoracic Surgery
Kristell A. Kloack, FNP
Kristell A. Kloack, FNP Cardiothoracic Surgery

Inpatient AP Providers

Cara M. Ackerman, PA
Cara M. Ackerman, PA Cardiothoracic Surgery
Daniel P. Greel, PA
Daniel P. Greel, PA Cardiothoracic Surgery
Stephen Michael Hinrichs, PA
Stephen Michael Hinrichs, PA Cardiothoracic Surgery
Amy B. Laliberte, PA
Amy B. Laliberte, PA Cardiothoracic Surgery
Alexandria A. Maiocco, PA
Alexandria A. Maiocco, PA Cardiothoracic Surgery
Rachel M. Morra, PA
Rachel M. Morra, PA Cardiothoracic Surgery
Colleen M. Murray, PA
Colleen M. Murray, PA Cardiothoracic Surgery
Ana Carolina Rodrigues, PA
Ana Carolina Rodrigues, PA Cardiothoracic Surgery
Kathryn A. Tutunjian, PA
Kathryn A. Tutunjian, PA Cardiothoracic Surgery

Perfusion Services

  • Thomas Stapleton CCP – Chief Perfusionist
  • Raymond Dipinto CCP
  • Naomi Hood CCP
  • Edward Nadolny CCP
  • Manuel Sierra CCP
  • Helen Sun CCP
  • Stephanie Turnello CCP

    Cardiac & Thoracic Surgery

    We offer the best personalized care for thoracic and cardiovascular surgery without the need to travel into Boston.