WMCHealth Physicians Multi-Specialty Practice is located in Mamaroneck, NY, and home to Advanced OB/GYN Associates, Cardiology, Laser Vein Center, Maternal Fetal Medicine Specialists, Neuroscience, and Vascular Surgery. WMCHealth Physicians Multi-Specialty Practice 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.