Histology Technician providers in the U.S.
23 NPPES records list histology technician as their primary taxonomy; North Dakota and Delaware have the most per resident. A registry record is not proof of an active practice.
What taxonomy code 246RH0600X means
246RH0600X is the National Uniform Claim Committee code for Technician, Pathology, Histology, in the grouping Technologists, Technicians & Other Technical Service Providers. 23 NPPES records list it as their primary taxonomy (file of Aug 9, 2026).
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 246RH0600X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.
Fargo has the most, 2
Source: CMS NPPES, primary taxonomy 246RH0600X by practice city, file of Aug 9, 2026.
All 15 states and D.C. with records, by state
| State | Records | Per 100,000 |
|---|---|---|
| Arizona | 1 | 0.0 |
| California | 5 | 0.0 |
| Colorado | 1 | 0.0 |
| Delaware | 1 | 0.1 |
| Florida | 1 | 0.0 |
| Idaho | 1 | 0.1 |
| Maryland | 1 | 0.0 |
| Massachusetts | 1 | 0.0 |
| State | Records | Per 100,000 |
|---|---|---|
| Missouri | 1 | 0.0 |
| New York | 1 | 0.0 |
| North Carolina | 1 | 0.0 |
| North Dakota | 2 | 0.3 |
| Oregon | 2 | 0.0 |
| South Dakota | 1 | 0.1 |
| Texas | 3 | 0.0 |
In federal data
- NUCC code246RH0600X · Technician, Pathology
- Size rank628th of 688 specialties by records (0% of all)
- In its family5th of 5 Technician, Pathology codes, 0.6% of the family
- Concentration4 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 histology technician records
- Erin AnthonyTucson, AZ1760191993
- Melinda ChiaroLong Beach, CA1083087050
- Myrna VargasSan Diego, CA1972168466
- Annie WolfdenPalo Alto, CA1104408830
- Wayne Smith, HTNovato, CA1437644689
- Marco SotoModesto, CA1619037744
- Dwight BarhitePenrose, CO1780705103
- Yvette PendletonBear, DE1881075695
- Melissa JohnsonTallahassee, FL1710178991
- Maggie Olson, MLTPlummer, ID1932198223
- Roisin GlynnBrighton, MA1952972960
- Kimberly Schaeffer, HTRockville, MD1265115463
Registry order, not a ranking. Search by name to find one provider.
Common questions
Why is Histology Technician a thin NUCC code in NPPES?
Only 23 NPIs list Histology Technician as primary taxonomy across 15 states (peak California, 5). That is 628th of 688 NUCC codes by headcount. Thin codes are still searchable by NPI; do not treat the low count as a quality signal.
Where can I still find a Histology Technician?
Histology Technician providers are listed in 15 states; Fargo leads by raw city count. By national headcount this code sits just above Bone Densitometry Radiologic Technologist and just below Medical Biochemical Genetics. Browse by state or search by name.
What does NUCC code 246RH0600X mean?
Histology Technician is NUCC taxonomy 246RH0600X in the Technician, Pathology group. Counts are self-designated primary taxonomy at NPI enrollment, not board certification.
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.