Specialty · nationwide
Hematology & Oncology providers nationwide.
17,367 verified Hematology & Oncology providers are listed in our directory, sourced from the public CMS NPPES registry. Hematology & Oncology is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Browse by state below to find providers in your area.
17,367 providersAcross 54 statesNUCC taxonomy alignedRefreshed monthly
Highest volumeTop states for Hematology & Oncology
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Maryland450Michigan442Tennessee430Virginia390Indiana368Arizona356Wisconsin323Colorado283Minnesota281Missouri281South Carolina258Louisiana239Alabama225Connecticut214Kentucky199Puerto Rico188Oklahoma177Oregon167Arkansas136Kansas133Nevada117Utah107Iowa106Rhode Island100Nebraska99West Virginia91Washington DC89Maine82New Mexico78Mississippi78New Hampshire78Montana60Hawaii58Idaho48North Dakota42South Dakota40Delaware35Vermont27Alaska26Wyoming25Guam6U.S. Virgin Islands5
ReferenceWhat is a Hematology & Oncology?
Hematology & Oncology is a provider classification under the NUCC taxonomy used by the NPI system. The counts above reflect providers who registered this taxonomy with CMS when they enrolled for a National Provider Identifier.
FindMyNPI reproduces the public NPPES record without adding or verifying clinical detail. To confirm a specific provider, open their full NPI record, or read more about how we source data.