NUCC taxonomy code

1835X0200X - Oncology Pharmacist

1835X0200X is the NUCC provider taxonomy code for Oncology Pharmacist, a specialization within Pharmacist (individual providers). 1,978 providers in our latest NPPES snapshot list it as their primary taxonomy.

1,978 providers · primary taxonomy

Code breakdown

Taxonomy code 1835X0200X

Display name Oncology Pharmacist

Grouping Pharmacy Service Providers

Classification Pharmacist

Specialization Oncology

Section Individual

Directory Pharmacist provider directory

Definition

A licensed pharmacist who has demonstrated specialized knowledge and skill in developing, recommending, implementing, monitoring, and modifying pharmacotherapeutic plans to optimize outcomes in patients with malignant diseases.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

183500000X Pharmacist 1835P2201X Ambulatory Care Pharmacist (Pharmacist) 1835C0206X Cardiology Pharmacist (Pharmacist) 1835C0207X Compounded Sterile Preparations Pharmacist (Pharmacist) 1835C0205X Critical Care Pharmacist (Pharmacist) 1835E0208X Emergency Medicine Pharmacist (Pharmacist) 1835G0000X Pharmacist (Pharmacist) 1835G0303X Geriatric Pharmacist (Pharmacist)

Frequently asked questions

What does taxonomy code 1835X0200X mean?

1835X0200X is the NUCC Health Care Provider Taxonomy code for Oncology Pharmacist, a specialization of Pharmacist in the "Pharmacy Service Providers" grouping. It classifies individual providers.

Where is the taxonomy code used?

Providers select a taxonomy code when applying for an NPI, and it appears on insurance claims (CMS-1500 box 33b / 837 electronic claims) to identify the provider's classification. Payers may require the taxonomy that matches your credential and license.

How do I find providers with taxonomy 1835X0200X?

Browse the Pharmacist directory, or use the NPI search and filter by state.

Source: CMS NPPES (public data). Snapshot 2026-07-13.