Developmental Therapist Taxonomy Code 222Q00000X

222Q00000X Level II - Classification
20,537Registered providers
25.1NUCC version
49States & territories
Definition

A Developmental Therapist is a person qualified by completion of an approved program in Developmental Therapy and where applicable credentialed by the state and practicing within the scope of the credential, or credentialed by completion of education experiences as approved by the state and practicing within the scope of that credential or, where state credentialing does not exist, certified by the Board of the Developmental Therapy Association. A developmental therapist evaluates children's global development in order to identify areas of developmental delay whether arising from physiological, neurological, or environmental factors, or a combination of factors; and designs, implements, and modifies therapeutic interventions for the child and the family to promote the child's acquisition of skills in a variety of developmental areas, including cognitive processes and social interaction in order to maximize functional independence and developmental homeostasis, and improve the quality of life at home and in the community; and provides consultation for the parents and other professionals working with the family on global development.

Code Details for 222Q00000X

ClassificationDevelopmental Therapist
Code levelLevel II - Classification
Last updatedJanuary 01, 2026
Notes / sourceSource: The Illinois Developmental Therapists Association [1/1/2007: new]

About Taxonomy Code 222Q00000X

The taxonomy code 222Q00000X identifies Developmental Therapist within the Respiratory, Developmental, Rehabilitative And Restorative Service Providers provider grouping. It is a Level II — Classification code, which names a provider's occupation or service within the broader provider grouping.

NPI records show 20,537 registered providers whose primary or secondary taxonomy is this code. Of these, 713 (3%) are registered as organizations and 19,824 (97%) as individual providers. The states with the most developmental therapist providers are Florida (5,945), Massachusetts (5,563), Illinois (3,001).

Taxonomy codes are self-selected by the provider based on their education and training; they describe the provider's type and specialty, not the specific services rendered.

Provider Composition & Statistics

20,537Total providers
713Organizations 3%
19,824Individuals 97%
18,687Female
1,081Male
56Undisclosed

Among individual providers:

Gender is recorded for individual providers only; organizations are not gendered. Source: NPPES, last updated 2026-06-28T00:00:00.

View all 20,537 providers

Developmental Therapist Providers by State

Provider counts by U.S. state and territory. Select a state to open its provider directory.

Frequently Asked Questions

NPPES lists 20,537 registered providers with this taxonomy code (Developmental Therapist).

Both. About 3% of these providers are registered as organizations and 97% as individuals.

This taxonomy code does not map to a Medicare specialty code in the current crosswalk.

It is a Level II - Classification code in the NUCC Health Care Provider Taxonomy set.

Use the "Providers by state" directory on this page to open the list of developmental therapist providers registered in any U.S. state.

Source: National Uniform Claim Committee (NUCC) Health Care Provider Taxonomy code set, Version 25.1. Provider counts from NPPES. See nucc.org.