164W00000X — Licensed Practical Nurse

164W00000X is the NUCC provider taxonomy code for Licensed Practical Nurse (individual providers). 72,123 providers in our latest NPPES snapshot list it as their primary taxonomy.

Taxonomy code	164W00000X
Display name	Licensed Practical Nurse
Grouping	Nursing Service Providers
Classification	Licensed Practical Nurse
Section	Individual
Directory	Licensed Practical 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. 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

167G00000X — Licensed Psychiatric Technician
164X00000X — Licensed Vocational Nurse
163W00000X — Registered Nurse
163WA0400X — Addiction (Substance Use Disorder) Registered Nurse (Registered Nurse)
163WA2000X — Administrator Registered Nurse (Registered Nurse)
163WP2201X — Ambulatory Care Registered Nurse (Registered Nurse)
163WC3500X — Cardiac Rehabilitation Registered Nurse (Registered Nurse)
163WC0400X — Case Management Registered Nurse (Registered Nurse)

Frequently asked questions

What does taxonomy code 164W00000X mean?

164W00000X is the NUCC Health Care Provider Taxonomy code for Licensed Practical 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 164W00000X?

Browse the Licensed Practical Nurse directory, or use the NPI search and filter by state.

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