Histology Specialist/Technologist

NUCC 246QH0600X · Specialist/Technologist, Pathology

53 CMS NPPES-registered providers across 20 states · 581st of 690 specialties by headcount.

53
Providers
CMS NPPES-registered
20
States
with ≥1 NPI
California
Top state
20 providers
5th
In category
of 12 Specialist/Technologist, Pathology codes

Where this specialty sits in the corpus

Histology Specialist/Technologist ranks 581st of 690 NUCC specialties by CMS NPPES headcount (0% of all registered NPIs), densest in California; per resident California leads.

53
NPPES providers in specialty
581st
of 690 specialties
1855
state-share HHI
1.9%
Part D prescriber share

California is densest per capita (3.3× the national rate; Texas 1.9×); 3.5% of the Specialist/Technologist, Pathology category.

Taxonomy fingerprint

Histology Specialist/Technologist (NUCC 246QH0600X; 1.9% Part D prescribers (1 of 53); avg 20 Part D claims/prescriber (559th of 572); state-share HHI 1,855; next-larger headcount neighbor Legal Medicine (M.D./D.O.) Physician (+1); next-smaller Mammography Radiologic Technologist (-1)).

Next larger: Legal Medicine (M.D./D.O.) Physician (54) Next smaller: Mammography Radiologic Technologist (52)

Which states have the most providers?

#StateProviders
1California20
2Texas9
3Florida3
4Pennsylvania3
5Georgia2
6Illinois2
7Alabama1
8Arkansas1

Sample Histology Specialist/Technologist NPIs

A directory sample from this NUCC code (not a ranking). Names and locations are unique to this taxonomy.

#Provider
1Deborah Edwards, HTL(ASCP)QIHCHouston, TX
2Josy Abraham, HTSugar Land, TX
3Michael Wu, HT,HTL,QIHC(ASCP)Sugar Land, TX
4Kimberlyn HenryTomball, TX
5Lehong Nguyen, HTSugar Land, TX
6Jonathan De La Rosa, HTNew Braunfels, TX
7Xiuqin ZhaoHouston, TX
8Howard Gebel, PHDAtlanta, GA
9Robert Bray, PHDAtlanta, GA
10Leslie Hendricksen, HTASCPOrem, UT
11Ricky EasleyModesto, CA
12Nicole MaganaModesto, CA

Frequently Asked Questions

Why is Histology Specialist/Technologist a thin NUCC code in NPPES?
Only 53 NPIs list Histology Specialist/Technologist as primary taxonomy across 20 states (peak California, 20). That is 581st of 690 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 Specialist/Technologist?
Histology Specialist/Technologist providers are listed in 20 states; Modesto leads by raw city count. By national headcount this code sits just above Mammography Radiologic Technologist and just below Legal Medicine (M.D./D.O.) Physician. Browse by state or search by name.
How much Part D prescribing does this specialty do?
Among Histology Specialist/Technologist NPIs, 1 appear in the Medicare Part D Prescriber PUF (average 20 claims and $4K drug cost per prescriber; 559th of 572 specialties by average claims). Non-prescribing clinicians in the same NUCC code are still in NPPES.
Data sources and methodology

Provider data from CMS NPPES (download.cms.gov/nppes). Specialty classification from NUCC Health Care Provider Taxonomy (nucc.org). Part D averages from the CMS Medicare Part D Prescriber PUF; industry payments from CMS Open Payments 2024. Counts reflect self-designated primary taxonomy at NPI enrollment. PlainDoctor does not rate or rank providers. Methodology · About

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-08-27.