Anatomic Pathology & Clinical Pathology Physician providers in the U.S.
16,293 NPPES records list anatomic pathology & clinical pathology physician as their primary taxonomy, about 4.8 per 100,000 residents; District of Columbia and Nebraska have the most per resident. 401 of them appear in the Medicare Part D prescriber file: a registry record is not proof of an active practice.
What taxonomy code 207ZP0102X means
207ZP0102X is the National Uniform Claim Committee code for Pathology, Anatomic Pathology & Clinical Pathology, in the grouping Allopathic & Osteopathic Physicians. 16,293 NPPES records list it as their primary taxonomy (file of Aug 9, 2026).
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
Source: NUCC Health Care Provider Taxonomy code set, definition as NUCC publishes it (nucc.org); counts from CMS NPPES.
Most per resident: the 8 highest
Source: CMS NPPES, primary taxonomy 207ZP0102X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.
Houston has the most, 397
Source: CMS NPPES, primary taxonomy 207ZP0102X by practice city, file of Aug 9, 2026.
All 51 by state
| State | Records | Per 100,000 |
|---|---|---|
| Alabama | 201 | 3.9 |
| Alaska | 26 | 3.5 |
| Arizona | 324 | 4.4 |
| Arkansas | 167 | 5.4 |
| California | 1,554 | 4.0 |
| Colorado | 258 | 4.4 |
| Connecticut | 212 | 5.9 |
| Delaware | 37 | 3.6 |
| District of Columbia | 81 | 11.9 |
| Florida | 966 | 4.3 |
| Georgia | 425 | 3.9 |
| Hawaii | 81 | 5.6 |
| Idaho | 38 | 1.9 |
| Illinois | 789 | 6.3 |
| Indiana | 286 | 4.2 |
| Iowa | 168 | 5.2 |
| Kansas | 183 | 6.2 |
| Kentucky | 215 | 4.8 |
| Louisiana | 224 | 4.9 |
| Maine | 57 | 4.1 |
| Maryland | 357 | 5.8 |
| Massachusetts | 542 | 7.7 |
| Michigan | 561 | 5.6 |
| Minnesota | 376 | 6.6 |
| Mississippi | 110 | 3.7 |
| Missouri | 348 | 5.6 |
| State | Records | Per 100,000 |
|---|---|---|
| Montana | 45 | 4.0 |
| Nebraska | 172 | 8.7 |
| Nevada | 102 | 3.2 |
| New Hampshire | 77 | 5.5 |
| New Jersey | 366 | 3.9 |
| New Mexico | 96 | 4.5 |
| New York | 972 | 5.0 |
| North Carolina | 432 | 4.0 |
| North Dakota | 29 | 3.7 |
| Ohio | 673 | 5.7 |
| Oklahoma | 150 | 3.7 |
| Oregon | 195 | 4.6 |
| Pennsylvania | 716 | 5.5 |
| Rhode Island | 63 | 5.7 |
| South Carolina | 259 | 4.8 |
| South Dakota | 43 | 4.7 |
| Tennessee | 475 | 6.7 |
| Texas | 1,424 | 4.7 |
| Utah | 146 | 4.3 |
| Vermont | 53 | 8.2 |
| Virginia | 362 | 4.2 |
| Washington | 330 | 4.2 |
| West Virginia | 95 | 5.4 |
| Wisconsin | 335 | 5.7 |
| Wyoming | 13 | 2.2 |
In federal data
- NUCC code207ZP0102X · Pathology
- Size rank66th of 688 specialties by records (0.22% of all)
- In its family1st of 16 Pathology codes, 67.1% of the family
- Part D prescribers401 (2.5% of records)
- Part D claims192 a year per prescriber, on average (281st of 496)
- Industry payments2,607 physicians paid $9.3M in 2024, $4K each on average
- Concentration9 states hold half of all records
Source: CMS NPPES; Medicare Part D Prescriber PUF; CMS Open Payments 2024. Presence in these files is not a quality judgment.
A sample of anatomic pathology & clinical pathology physician records
- Ileana Hawkins, M.D.Anchorage, AK1588917421
- Lee Astle, M.D.Elmendorf Afb, AK1295802452
- Harlan Rumjahn, M.D.Anchorage, AK1063570232
- Audrea Williams, M.D.Jber, AK1003968280
- Christine Clark, MDAnchorage, AK1922095686
- Megan Ritter, MDAnchorage, AK1548257207
- Catherine White, MDAnchorage, AK1881681062
- Bruce Ensign, MDAnchorage, AK1073502944
- Lisbeth Gallagher, MDAnchorage, AK1144210303
- Paul Kaplan, DOAnchorage, AK1811943574
- Jeffery Hittson, M.D.Anchorage, AK1770520389
- James Tiesinga, MDAnchorage, AK1366475105
- Thomas Mego, MDAnchorage, AK1497775662
- Randy Vanantwerp, M.D.Anchorage, AK1730299660
- Steven Jayich, M.D.Anchorage, AK1093824997
- Jesse Bond, M.D.Anchorage, AK1316234925
Registry order, not a ranking. Search by name to find one provider.
Common questions
Where does the large Anatomic Pathology & Clinical Pathology Physician headcount concentrate?
16,293 Anatomic Pathology & Clinical Pathology Physician NPIs span 56 states; California alone holds 1,554. Top metros include Houston, TX; Chicago, IL; New York, NY; Boston, MA. Nationally this is 66th of 688 NUCC codes.
How large is Anatomic Pathology & Clinical Pathology Physician's Open Payments footprint?
CMS Open Payments 2024 lists 2,607 Anatomic Pathology & Clinical Pathology Physician physicians totaling $9.3M (9,514 payments; average $4K, 118th of 470). Presence in Open Payments is not a quality judgment.
How heavy is Anatomic Pathology & Clinical Pathology Physician Part D prescribing at scale?
Among Anatomic Pathology & Clinical Pathology Physician NPIs, 401 appear in the Medicare Part D Prescriber PUF (average 192 claims and $30K drug cost per prescriber; 281st of 496 specialties by average claims). Non-prescribing clinicians in the same NUCC code are still in NPPES.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy (nucc.org); Medicare Part D Prescriber PUF; CMS Open Payments 2024. Counts are self-designated primary taxonomy, not board certification.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.