125K00000X — Advanced Practice Dental Therapist

125K00000X is the NUCC provider taxonomy code for Advanced Practice Dental Therapist (individual providers). 105 providers in our latest NPPES snapshot list it as their primary taxonomy.

Taxonomy code 125K00000X
Display name Advanced Practice Dental Therapist
Grouping Dental Providers
Classification Advanced Practice Dental Therapist
Section Individual
Directory Advanced Practice Dental Therapist provider directory

Definition

An Advanced Practice Dental Therapist is:<br/>(1) A dental therapist who has completed additional training beyond basic dental therapy education and provides dental services in accordance with state advanced practice dental therapist laws or statutes; or<br/>(2) A dental hygienist with a graduate degree in advanced dental therapy prepared for independent and interdependent decision making and direct accountability for clinical judgment across the dental health care continuum.<br/>The individual has been authorized by the relevant state board or a tribal entity to provide services under the remote supervision of a dentist. The functions of the advanced practice dental therapist vary based on the needs of the dentist, the educational preparation of the advanced practice dental therapist and state dental practice acts and regulations.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

Frequently asked questions

What does taxonomy code 125K00000X mean?
125K00000X is the NUCC Health Care Provider Taxonomy code for Advanced Practice Dental Therapist in the "Dental 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 125K00000X?
Browse the Advanced Practice Dental Therapist directory, or use the NPI search and filter by state.

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