Pathology Hematology Taxonomy Code 207ZH0000X

207ZH0000X Level III - Area of Specialization
1,684Registered providers
22Medicare specialty
26.0NUCC version
51States & territories
Definition

A hematopathologist is expert in diseases that affect blood cells, blood clotting mechanisms, bone marrow and lymph nodes. This physician has the knowledge and technical skills essential for the laboratory diagnosis of anemias, leukemias, lymphomas, bleeding disorders and blood clotting disorders.

Code Details for 207ZH0000X

ClassificationPathology
SpecializationHematology
Code levelLevel III - Area of Specialization
Last updatedJuly 01, 2026
Notes / sourceSource: American Board of Medical Specialties, 2007. www.abms.org [7/1/2007: definiton added, source added; 7/1/2011: modified source]

Additional Resources: American Board of Pathology, 2007. http://www.abpath.org/. American Osteopathic Board of Pathology, 2007. http://www.osteopathic.org/certification

Board certification for Medical Doctors (MDs) is provided by the American Board of Pathology. Board certification for Doctors of Osteopathy (DOs) was provided by the American Osteopathic Board of Pathology. The Certification is NO longer provided.

About Taxonomy Code 207ZH0000X

The taxonomy code 207ZH0000X identifies Pathology Hematology within the Allopathic & Osteopathic Physicians provider grouping. It is a Level III — Area of Specialization code, the most specific tier: it narrows the parent classification to a defined subspecialty.

NPI records show 1,684 registered providers whose primary or secondary taxonomy is this code. Of these, 174 (10%) are registered as organizations and 1,510 (90%) as individual providers. The states with the most pathology hematology providers are California (176), Texas (146), New York (120). For Medicare enrollment, it crosswalks to specialty code 22 (Physician/Pathology).

Taxonomy codes are self-selected by the provider based on their education and training; they describe the provider's type and specialty, not the specific services rendered.

Provider Composition & Statistics

1,684Total providers
174Organizations 10%
1,510Individuals 90%
628Female
882Male

Among individual providers:

Gender is recorded for individual providers only; organizations are not gendered. Source: NPPES, last updated 2026-07-12T00:00:00.

View all 1,684 providers

Pathology Hematology Providers by State

Provider counts by U.S. state and territory. Select a state to open its provider directory.

Frequently Asked Questions

NPPES lists 1,684 registered providers with this taxonomy code (Pathology Hematology).

Both. About 10% of these providers are registered as organizations and 90% as individuals.

It crosswalks to Medicare specialty code 22 (Physician/Pathology).

It is a Level III - Area of Specialization code in the NUCC Health Care Provider Taxonomy set. As an area of specialization, it falls under the Pathology classification.

Use the "Providers by state" directory on this page to open the list of pathology hematology providers registered in any U.S. state.

Source: National Uniform Claim Committee (NUCC) Health Care Provider Taxonomy code set, Version 26.0. Provider counts from NPPES. See nucc.org.