NUCC taxonomy code

1223X2210X - Orofacial Pain Dentistry

1223X2210X is the NUCC provider taxonomy code for Orofacial Pain Dentistry, a specialization within Dentist (individual providers). 252 providers in our latest NPPES snapshot list it as their primary taxonomy.

252 providers · primary taxonomy

Code breakdown

Taxonomy code 1223X2210X

Display name Orofacial Pain Dentistry

Grouping Dental Providers

Classification Dentist

Specialization Orofacial Pain

Section Individual

Directory Dentist provider directory

Definition

A dentist who assesses, diagnoses, and treats patients with complex chronic orofacial pain and dysfunction disorders, oromotor and jaw behavior disorders, and chronic head/neck pain. The dentist has successfully completed an accredited postdoctoral orofacial pain residency training program for dentists of two or more years duration, in accord with the Commission on Dental Accreditation's Standards for Orofacial Pain Residency Programs, and/or meets the requirements for examination and board certification by the American Board of Orofacial Pain.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

122300000X Dentist 1223D0004X Dental Anesthesiology (Dentist) 1223D0001X Public Health Dentistry (Dentist) 1223E0200X Endodontics (Dentist) 1223G0001X General Practice Dentistry (Dentist) 1223P0106X Oral and Maxillofacial Pathology Dentistry (Dentist) 1223X0008X Oral and Maxillofacial Radiology Dentistry (Dentist) 1223S0112X Oral and Maxillofacial Surgery (Dentist) (Dentist)

Frequently asked questions

What does taxonomy code 1223X2210X mean?

1223X2210X is the NUCC Health Care Provider Taxonomy code for Orofacial Pain Dentistry, a specialization of Dentist 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 1223X2210X?

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

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