Cardiologists

Sergio Manubens, MD
Medical Director, Cardiac Cath Lab
Interventional Cardiologist
 
Sergio Manubens, M.D., began practicing cardiology at the Queen in 1988, and since 1990 has been Director of Cardiology and Cardiac Catheterization Laboratory. Dr. Manubens is a Diplomat with and certified for Interventional Cardiology by the American Board of Internal Medicine. Dr. Manubens was born in Chile.

James Srebro, MD
Interventional Cardiologist 
 
James Peter Srebro, M.D., is a Diplomate with the American Board of Internal Medicine in Interventional Cardiology.  A former Clinical Instructor of Medicine and Assistant Director of the Adult Catheterization Laboratory at University of California at San Francisco, Dr. Srebro has been at Queen of the Valley Hospital since 1990.

Andrew Wong, MD
Interventional Cardiologist 

Andrew K. Wong, M.D., joined the staff at Queen of the Valley Medical Center in 1998 and specializes in Cardiac Catheterizations. Dr. Wong came to the Queen from David Grant Medical Center at Travis Air Force Base in nearby Fairfield, CA where he was Director of Cardiac Catheterization Laboratory and Director of Cardiovascular Research.

Daryl Dizmang, MD
Cardiologist 

Daryl Dizmang, M.D., Dr. Dizmang is a native of Napa. He worked his way up from a machinist and mechanical engineer at Mare Island Naval Shipyard in Vallejo to graduating from medical school. Dr. Dizmang was a Fellow in Cardiology at Hospital St. Raphael in New Haven, Connecticut.  He has been a staff cardiologist at Queen of the Valley Medical Center since 1984.  

Harry Dassah, MD
Interventional Cardiologist

Daniel Andrews III, MD
Interventional Cardiologist

Cardiac Surgeons

Robert Klingman, M.D.

Robert Klingman, M.D., a cardiac and thoracic surgeon trained at the Albany Medical Center and joined Queen of the Valley Medical Center's Regional Heart Center in June 1993.  Dr Klingman was instrumental in assembling our highly trained cardiac team. He is Chief of Cardiac Surgery and is triple board-certified in Cardiothoracic Surgery, General Surgery and Surgical Critical Care. 

Ramzi Deeik, M.D.

Ramzi Deeik, M.D. joined the Queen of the Valley Medical Center's Regional Heart Center in September 2002.  He is double board-certified in Cardiothoracic Surgery and General Surgery. Additionally, he has extensive training in minimally invasive surgery, including working with some of the world's foremost pioneers of robotic-assisted surgery.  He serves as Medical Director of Queen of the Valley Medical Center's Cardiac Minimally Invasive and Valve Surgery.

Dr. Deeik, along with the help of Dr. Klingman, performed northern California’s first robotic-assisted minimally invasive coronary artery bypass graft (CABG).  Dr. Deeik was able to use the robot-assisted device to make three small incisions in the chest, and obtain the artery in between the ribs, with the heart still beating, and without a heart/lung machine.

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