Doctor Leland B. Cowan, MD is an expert in the field of General Surgery. He studied medicine at Columbia University College of Physicians & Surgeons. Columbia University College of Physicians & Surgeons is a top medical college. Columbia University College of Physicians & Surgeons is ranked 8 in research and 52 in primary care medicine He received awards:"Fellow (FACS)".
 Memorial Sloan-Kettering Cancer Center
 Memorial Sloan-Kettering Cancer Center Lenox Hill Hospital
 Lenox Hill Hospital Columbia University College of Physicians & Surgeons
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