Hematology & Oncology
Hematologist-oncologists treat both blood cancers (leukemia, lymphoma, myeloma) and solid tumors. In most U.S. practices, the same physician covers both specialties.
18,142 licensed hematologist-oncologists across the U.S. Source: NPI Registry
Browse hematologist-oncologists by state
California 1,200 New York 1,200 Texas 1,200 Florida 1,057 Pennsylvania 1,016 Illinois 902 Georgia 777 Ohio 687 North Carolina 673 Massachusetts 666 Washington 604 Michigan 514 New Jersey 514 Virginia 453 Minnesota 450 Maryland 447 Wisconsin 415 Indiana 383 Tennessee 381 Arizona 350 Missouri 325 Colorado 291 Connecticut 273 Louisiana 240 South Carolina 240 Alabama 239 Oregon 231 Kentucky 220 Utah 163 Oklahoma 156 Kansas 148 Iowa 145 New Hampshire 139 Arkansas 134 Maine 130 District of Columbia 122 Rhode Island 119 West Virginia 109 Nevada 105 Nebraska 96 Mississippi 93 New Mexico 83 Idaho 62 Vermont 62 Montana 60 South Dakota 60 Hawaii 57 North Dakota 56 Delaware 47 Alaska 29 Wyoming 19
About hematology & oncology: Hematologist-oncologists treat both blood cancers (leukemia, lymphoma, myeloma) and solid tumors. In most U.S. practices, the same physician covers both specialties.
About the data: Providers are listed based on their primary or secondary NPI Registry taxonomy classification (Hematology & Oncology, code 207RH0003X). Practice addresses and contact details reflect the latest NPI records.