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8110 Gatehouse Road, Falls Church, VA 22042

Medical Director, Cardiac Surgical Services

Alan Speir, MD

A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records.
Specialty: Thoracic and Cardiac Surgery Clinical Interests: Adult Heart Surgery Years of Experience: 44

Adult Cardiac Surgeons

Ramesh Singh, MD

A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records.
Specialty: Thoracic and Cardiac Surgery, Surgery Clinical Interests: Adult Heart Surgery Years of Experience: 19

Liam Ryan, MD

A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records.
Specialty: Thoracic and Cardiac Surgery, Surgery Clinical Interests: Adult Heart Surgery Years of Experience: 17

Kathleen Petro, MD

A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records.
Specialty: Thoracic and Cardiac Surgery Clinical Interests: Adult Heart Surgery Years of Experience: 26

Eric Sarin, MD

A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records.
Specialty: Thoracic and Cardiac Surgery, Surgical Critical Care Clinical Interests: Adult Heart Surgery Years of Experience: 21

Alan Speir, MD

A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records.
Specialty: Thoracic and Cardiac Surgery Clinical Interests: Adult Heart Surgery Years of Experience: 44

Pediatric Cardiac Surgeons

Lucas Collazo, MD

A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records.
Specialty: Thoracic and Cardiac Surgery, Congenital Cardiac Surgery Clinical Interests: Children's Heart, Children's Heart Surgery Years of Experience: 30

Marcelo Cardarelli, MD

A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records.
Clinical Interests: Children's Heart, Children's Heart Surgery Years of Experience: 38