Intellectual & Developmental Disabilities Psychologist: NPI taxonomy code 103TM1800X
Taxonomy code 103TM1800X is Psychologist: Intellectual & Developmental Disabilities, in the Behavioral Health & Social Service Providers group.
1,248 active NPIs list it as their primary specialty (<0.1% of all).
| Code | 103TM1800X |
|---|---|
| Group | Behavioral Health & Social Service Providers |
| Classification | Psychologist |
| Specialization | Intellectual & Developmental Disabilities |
| Used for | individual providers (the code is in NUCC's Individual section) |
| Active NPIs, primary specialty | 1,248 (949 individuals, 299 organizations) |
What NUCC says: Definition to come... (excerpt of the NUCC 26.1 definition)
Find Intellectual & Developmental Disabilities Psychologist providers
Search the registry for providers listing Intellectual & Developmental Disabilities. Pick a state to narrow it down.
Where they are
| State | Active NPIs | Share |
|---|---|---|
| Delaware | 212 | 17.0% |
| Ohio | 98 | 7.9% |
| California | 91 | 7.3% |
| New York | 77 | 6.2% |
| Texas | 69 | 5.5% |
| Florida | 68 | 5.4% |
| North Carolina | 57 | 4.6% |
| Michigan | 55 | 4.4% |
| Maryland | 42 | 3.4% |
| Pennsylvania | 37 | 3.0% |
Top states by practice location, from the NPPES file of September 13, 2026.
Related specialties
- Clinical Psychologist 83,097
- Psychologist 57,773
- School Psychologist 16,136
- Counseling Psychologist 9,668
- Clinical Child & Adolescent Psychologist 5,820
- Cognitive & Behavioral Psychologist 2,414
- Health Service Psychologist 1,150
- Forensic Psychologist 912
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.