Dr. Terri L. Parker

Dr. Lederman received her medical degree from Cornell Medical College and completed residency in Internal Medicine at The Mount Sinai Hospital in New York. After serving one year as Chief Resident in Internal Medicine at Elmhurst Hospital in Queens, she completed fellowship training in Hematology and Oncology at New York Medical College/Westchester Medical Center. She served New York Medical College as Assistant Clinical Professor for several years, as well as being an active member of the New York Blood Center Transfusion Service. Dr. Lederman is rated as a Distinguished provider by MediFind in the treatment of Pseudocholinesterase Deficiency. Her top areas of expertise are GTP Cyclohydrolase 1 Deficiency, Pseudocholinesterase Deficiency, Glyceraldehyde-3-Phosphate Dehydrogenase Deficiency, and Deep Vein Thrombosis.

Swati Sehgal is a Hematologist and an Oncologist in Mount Kisco, New York. Dr. Sehgal is rated as an Advanced provider by MediFind in the treatment of Pseudocholinesterase Deficiency. Her top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Pleuropulmonary Blastoma, and Familial Pancreatic Cancer.

Dr. Dan Costin is Director of the White Plains Hospital Center for Cancer Care. He has been practicing medical oncology and hematology in Westchester since 1993. He received his B.S. in biochemistry at the University of California in Los Angeles and his medical degree at the University of California in San Francisco. He completed his internal medicine residency at Beth Israel Hospital in Boston in 1990, his fellowship in medical oncology at the National Cancer Institute in Bethesda in 1991, and his fellowship in hematology at New York University in 1993. He has been an attending physician at White Plains Hospital since 1993 and served as section chief of the department of Hematology-Oncology from 1999 to 2007. Dr. Costin is rated as a Distinguished provider by MediFind in the treatment of Pseudocholinesterase Deficiency. His top areas of expertise are Paget Disease of the Breast, Chondrosarcoma, Osteosarcoma, and Angiosarcoma.