Environmental Modification Occupational Therapy Assistant: NPI taxonomy code 224ZE0001X
Taxonomy code 224ZE0001X is Occupational Therapy Assistant: Environmental Modification, in the Respiratory, Developmental, Rehabilitative and Restorative Service Providers group.
132 active NPIs list it as their primary specialty (<0.1% of all).
| Code | 224ZE0001X |
|---|---|
| Group | Respiratory, Developmental, Rehabilitative and Restorative Service Providers |
| Classification | Occupational Therapy Assistant |
| Specialization | Environmental Modification |
| Used for | individual providers (the code is in NUCC's Individual section) |
| Active NPIs, primary specialty | 132 (128 individuals, 4 organizations) |
What NUCC says: Occupational therapy assistants provide environmental modifications under the supervision of an occupational therapist. (excerpt of the NUCC 26.1 definition)
Find Environmental Modification Occupational Therapy Assistant providers
Search the registry for providers listing Environmental Modification. Pick a state to narrow it down.
Where they are
| State | Active NPIs | Share |
|---|---|---|
| Texas | 20 | 15.2% |
| California | 11 | 8.3% |
| Pennsylvania | 10 | 7.6% |
| Illinois | 8 | 6.1% |
| Indiana | 7 | 5.3% |
| Florida | 7 | 5.3% |
| Michigan | 6 | 4.5% |
| New Jersey | 5 | 3.8% |
| New York | 4 | 3.0% |
| Ohio | 4 | 3.0% |
Top states by practice location, from the NPPES file of September 13, 2026.
Related specialties
- Occupational Therapy Assistant 41,897
- Driving and Community Mobility Occupational Therapy Assistant 79
- Feeding, Eating & Swallowing Occupational Therapy Assistant 67
Specialty definitions are from the NUCC Health Care Provider Taxonomy (version 26.1). Which code to use on a claim depends on your NPPES record and your payer. See taxonomy codes explained.