Welcome to the Upper East Side Hematology section where we list all hematologists in 10022, 10065, 10021, 10075, 10028 and 10128 zip codes. Hematologists are physicians who are specially trained in the diagnosis, treatment, and prevention of diseases of the blood and bone marrow as well as the immunologic, hemostatic (blood clotting) and vascular systems. Click on any business to obtain additional information and to pinpoint its location on the map or scroll down to view Upper East Side hematologists by block. Be sure to hold your mouse over businesses in bold italics for a special pop-up description.