Oncology Nutrition Registered Dietitian: NPI taxonomy code 133VN1301X
Taxonomy code 133VN1301X is Dietitian, Registered: Nutrition, Oncology, in the Dietary & Nutritional Service Providers group.
131 active NPIs list it as their primary specialty (<0.1% of all).
| Code | 133VN1301X |
|---|---|
| Group | Dietary & Nutritional Service Providers |
| Classification | Dietitian, Registered |
| Specialization | Nutrition, Oncology |
| Used for | individual providers (the code is in NUCC's Individual section) |
| Active NPIs, primary specialty | 131 (125 individuals, 6 organizations) |
What NUCC says: An individual who is a Board Certified Specialist in Oncology Nutrition and provides direct nutrition care for individuals at risk for or diagnosed with cancer. (excerpt of the NUCC 26.1 definition)
Find Oncology Nutrition Registered Dietitian providers
Search the registry for providers listing Nutrition, Oncology. Pick a state to narrow it down.
Where they are
| State | Active NPIs | Share |
|---|---|---|
| New York | 12 | 9.2% |
| Florida | 10 | 7.6% |
| California | 10 | 7.6% |
| Georgia | 9 | 6.9% |
| Louisiana | 8 | 6.1% |
| North Carolina | 7 | 5.3% |
| Illinois | 6 | 4.6% |
| Pennsylvania | 6 | 4.6% |
| Virginia | 5 | 3.8% |
| Ohio | 5 | 3.8% |
Top states by practice location, from the NPPES file of September 13, 2026.
Related specialties
- Registered Dietitian 74,778
- Pediatric Nutrition Registered Dietitian 1,385
- Metabolic Nutrition Registered Dietitian 878
- Renal Nutrition Registered Dietitian 681
- Obesity and Weight Management Nutrition Registered Dietitian 487
- Sports Dietetics Nutrition Registered Dietitian 272
- Gerontological Nutrition Registered Dietitian 62
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.