WMCHealth Physicians Heart and Vascular Institute, located at Good Samaritan Hospital in Suffern, NY, provides services for Electrophysiology and Heart Failure. WMCHealth Physicians Heart and Vascular Institute is a Member of The Westchester Medical Center Health Network (WMCHealth), a 1,700-bed healthcare system headquartered in Valhalla, New York, with 10 hospitals on eight campuses spanning 6,200 square miles of the Hudson Valley.