NUCC taxonomy code

207WX0120X - Cornea and External Diseases Specialist Physician

207WX0120X is the NUCC provider taxonomy code for Cornea and External Diseases Specialist Physician, a specialization within Ophthalmology (individual providers). 401 providers in our latest NPPES snapshot list it as their primary taxonomy.

401 providers · primary taxonomy

Code breakdown

Taxonomy code 207WX0120X

Display name Cornea and External Diseases Specialist Physician

Grouping Allopathic & Osteopathic Physicians

Classification Ophthalmology

Specialization Cornea and External Diseases Specialist

Section Individual

Directory Ophthalmology provider directory

Definition

An ophthalmologist who specializes in diseases of the cornea, sclera, eyelids, conjunctiva, and anterior segment of the eye.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

207W00000X Ophthalmology Physician 207WX0009X Glaucoma Specialist (Ophthalmology) Physician (Ophthalmology) 207WX0109X Neuro-ophthalmology Physician (Ophthalmology) 207WX0200X Ophthalmic Plastic and Reconstructive Surgery Physician (Ophthalmology) 207WX0110X Pediatric Ophthalmology and Strabismus Specialist Physician (Ophthalmology) 207WX0107X Retina Specialist (Ophthalmology) Physician (Ophthalmology) 207WX0108X Uveitis and Ocular Inflammatory Disease (Ophthalmology) Physician (Ophthalmology) 207K00000X Allergy & Immunology Physician

Frequently asked questions

What does taxonomy code 207WX0120X mean?

207WX0120X is the NUCC Health Care Provider Taxonomy code for Cornea and External Diseases Specialist Physician, a specialization of Ophthalmology in the "Allopathic & Osteopathic Physicians" 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 207WX0120X?

Browse the Ophthalmology directory, or use the NPI search and filter by state.

Source: CMS NPPES (public data). Snapshot 2026-07-13.