NUCC taxonomy code
156FX1800X - Optician
156FX1800X is the NUCC provider taxonomy code for Optician, a specialization within Technician/Technologist (individual providers). 10,660 providers in our latest NPPES snapshot list it as their primary taxonomy.
10,660
providers · primary taxonomy
Code breakdown
Taxonomy code 156FX1800X
Display name Optician
Grouping Eye and Vision Services Providers
Classification Technician/Technologist
Specialization Optician
Section Individual
Definition
Opticians help fit eyeglasses and contact lenses, following prescriptions from Ophthalmologists and Optometrists. They also help customers decide which eyeglass frame or contact lenses to buy.
Definition from the NUCC Health Care Provider Taxonomy code set.
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Related taxonomy codes
156F00000X Technician/Technologist 156FC0800X Contact Lens Technician/Technologist (Technician/Technologist) 156FC0801X Contact Lens Fitter (Technician/Technologist) 156FX1700X Ocularist (Technician/Technologist) 156FX1100X Ophthalmic Technician/Technologist (Technician/Technologist) 156FX1101X Ophthalmic Assistant (Technician/Technologist) 156FX1201X Optometric Assistant Technician (Technician/Technologist) 156FX1202X Optometric Technician (Technician/Technologist)
Frequently asked questions
What does taxonomy code 156FX1800X mean?
156FX1800X is the NUCC Health Care Provider Taxonomy code for Optician, 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 156FX1800X?
Browse the Technician/Technologist directory, or use the NPI search and filter by state.
Source: CMS NPPES (public data). Snapshot 2026-07-13.