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Technician/Technologist: how many are there, and how many are in private practice?

Technician/Technologist (NUCC taxonomy 156F00000X) is a broad category within Eye and Vision Services Providers that groups different kinds of technologists and technicians; individual definitions vary. This page summarizes active US NPI records using this taxonomy as their primary classification and reports the NPPES sole-proprietor flag. It also shows state distribution and first-enumeration year to help readers assess the specialty's administrative footprint.

National totals

Active NPI records4,140
Registered sole proprietors502 (12.1%)
NUCC taxonomy code156F00000X
GroupingEye and Vision Services Providers

What this specialty covers

A broad category grouping different kinds of technologists and technicians. See individual definitions.

Reading the sole-proprietor share

For this broad eye and vision category, the 12.1% sole-proprietor share means that this portion of active records is flagged as sole proprietors in NPPES. The field is self-reported and is an imperfect proxy for private practice, since it may not capture every independent arrangement or represent a direct count of privately practicing clinicians.

By state

StateActive NPIsSole proprietorsShare
Michigan2,921983.4%
California1475235.4%
Texas913134.1%
Florida863743.0%
Georgia752533.3%
Ohio742128.4%
New York682435.3%
Washington551730.9%
Pennsylvania451737.8%
Tennessee32<11not reported
Illinois31<11not reported
Missouri31<11not reported
Colorado29<11not reported
Oregon281139.3%
New Jersey261246.2%
Arizona25<11not reported
Nevada24<11not reported
Minnesota23<11not reported
Maryland23<11not reported
Massachusetts22<11not reported
Indiana22<11not reported
Nebraska221150.0%
Virginia191157.9%
North Carolina18<11not reported
South Carolina16<11not reported
Louisiana13<11not reported
Oklahoma13<11not reported
Wisconsin11<11not reported

New NPI registrations by year

Year first enumeratedNPIs
201616
2017191
2018548
2019663
2020568
2021670
2022527
2023455
2024156
2025181

Counts reflect the year each NPI was first issued, among records still active today. The final year is partial: this data covers through 2026-01-11.

Data notes

Source: CMS National Plan and Provider Enumeration System (NPPES) Data Dissemination file, FOIA-disclosable public data under CMS-6060-N. Aggregated by Hero EMR on 2026-08-03; deactivated NPIs excluded; specialty assigned from the primary taxonomy code (NUCC 25.1). Counts below 11 are suppressed. Individual providers are never published. All provider data pages.

Common questions

How many Technician/Technologist providers are there in the US?

There are 4,140 active NPI records nationally with Technician/Technologist as the primary taxonomy.

How many Technician/Technologists are in private practice?

A total of 502 records, or 12.1%, are flagged as sole proprietors in NPPES. This is an imperfect proxy for private practice, not a direct count of privately practicing clinicians.

Which state has the most Technician/Technologist providers?

Michigan has the largest reported count, with 2,921 active NPI records.

How many Technician/Technologist NPIs were first enumerated in recent years?

Among the most recent full years available, 455 were first enumerated in 2023, 156 in 2024, and 181 in 2025.

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