164X00000X — Licensed Vocational Nurse

164X00000X is the NUCC provider taxonomy code for Licensed Vocational Nurse (individual providers). 19,165 providers in our latest NPPES snapshot list it as their primary taxonomy.

Taxonomy code 164X00000X
Display name Licensed Vocational Nurse
Grouping Nursing Service Providers
Classification Licensed Vocational Nurse
Section Individual
Directory Licensed Vocational Nurse provider directory

Definition

An individual with post-high school vocational training and practical experience in the provision of nursing care at a level less than that required for certification as a Registered Nurse. [An alternate term for licensed practical nurse arising from difference in occupational titles between states and post-high school training programs and institutions.] Requirements for education, experience, licensure, and job responsibilities vary among the states.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

Frequently asked questions

What does taxonomy code 164X00000X mean?
164X00000X is the NUCC Health Care Provider Taxonomy code for Licensed Vocational Nurse in the "Nursing Service 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 164X00000X?
Browse the Licensed Vocational Nurse directory, or use the NPI search and filter by state.

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