156FX1100X — Ophthalmic Technician/Technologist

156FX1100X is the NUCC provider taxonomy code for Ophthalmic Technician/Technologist, a specialization within Technician/Technologist (individual providers). 337 providers in our latest NPPES snapshot list it as their primary taxonomy.

Taxonomy code 156FX1100X
Display name Ophthalmic Technician/Technologist
Grouping Eye and Vision Services Providers
Classification Technician/Technologist
Specialization Ophthalmic
Section Individual
Directory Technician/Technologist provider directory

Definition

An ophthalmic technician/technologist assists ophthalmologists by performing ophthalmic clinical functions, including administering eye exams, administering eye medications, and instructing the patient in care and use of corrective lenses.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

Frequently asked questions

What does taxonomy code 156FX1100X mean?
156FX1100X is the NUCC Health Care Provider Taxonomy code for Ophthalmic Technician/Technologist, a specialization of Technician/Technologist in the "Eye and Vision Services Providers" grouping. It classifies individual providers.
Where is the taxonomy code used?
Providers select a taxonomy code when applying for an NPI, and it appears on insurance claims (CMS-1500 box 33b / 837 electronic claims) to identify the provider's classification. Payers may require the taxonomy that matches your credential and license.
How do I find providers with taxonomy 156FX1100X?
Browse the Technician/Technologist directory, or use the NPI search and filter by state.

Source: CMS NPPES (public data). Snapshot 2026-07-09.