Pulmonary Diagnostics Certified Respiratory Therapist: NPI taxonomy code 2278P1004X
Taxonomy code 2278P1004X is Respiratory Therapist, Certified: Pulmonary Diagnostics, in the Respiratory, Developmental, Rehabilitative and Restorative Service Providers group.
51 active NPIs list it as their primary specialty (<0.1% of all).
| Code | 2278P1004X |
|---|---|
| Group | Respiratory, Developmental, Rehabilitative and Restorative Service Providers |
| Classification | Respiratory Therapist, Certified |
| Specialization | Pulmonary Diagnostics |
| Used for | individual providers (the code is in NUCC's Individual section) |
| Active NPIs, primary specialty | 51 (32 individuals, 19 organizations) |
What NUCC says: Included in the area of pulmonary diagnostics are the following; collection and analysis of physiological specimens, interpretation of physiological data, administration of tests of the cardiopulmonary system, and the conduct of both neurophysiological and sleep disorders studies. (excerpt of the NUCC 26.1 definition)
Find Pulmonary Diagnostics Certified Respiratory Therapist providers
Search the registry for providers listing Pulmonary Diagnostics. Pick a state to narrow it down.
Where they are
| State | Active NPIs | Share |
|---|---|---|
| California | 13 | 25.5% |
| Florida | 8 | 15.7% |
| Texas | 4 | 7.8% |
| Ohio | 4 | 7.8% |
| North Carolina | 2 | 3.9% |
| Georgia | 2 | 3.9% |
| Colorado | 2 | 3.9% |
| Arkansas | 2 | 3.9% |
| Washington | 2 | 3.9% |
| Louisiana | 1 | 2.0% |
Top states by practice location, from the NPPES file of September 13, 2026.
Related specialties
- Certified Respiratory Therapist 1,619
- General Care Certified Respiratory Therapist 193
- Critical Care Certified Respiratory Therapist 184
- Home Health Certified Respiratory Therapist 163
- Pulmonary Rehabilitation Certified Respiratory Therapist 101
- Neonatal/Pediatric Certified Respiratory Therapist 59
- Pulmonary Function Technologist Certified Respiratory Therapist 50
- Educational Certified Respiratory Therapist 39
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.