NUCC taxonomy code
207UN0901X - Nuclear Cardiology Physician
207UN0901X is the NUCC provider taxonomy code for Nuclear Cardiology Physician, a specialization within Nuclear Medicine (individual providers). 330 providers in our latest NPPES snapshot list it as their primary taxonomy.
330
providers · primary taxonomy
Code breakdown
Taxonomy code 207UN0901X
Display name Nuclear Cardiology Physician
Grouping Allopathic & Osteopathic Physicians
Classification Nuclear Medicine
Specialization Nuclear Cardiology
Section Individual
Directory Nuclear Medicine provider directory
Definition
A nuclear medicine physician who specializes in nuclear cardiology.
Definition from the NUCC Health Care Provider Taxonomy code set.
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Related taxonomy codes
207U00000X Nuclear Medicine Physician 207UN0903X In Vivo & In Vitro Nuclear Medicine Physician (Nuclear Medicine) 207UN0902X Nuclear Imaging & Therapy Physician (Nuclear Medicine) 207K00000X Allergy & Immunology Physician 207KA0200X Allergy Physician (Allergy & Immunology) 207KI0005X Clinical & Laboratory Immunology (Allergy & Immunology) Physician (Allergy & Immunology) 207L00000X Anesthesiology Physician 207LA0401X Addiction Medicine (Anesthesiology) Physician (Anesthesiology)
Frequently asked questions
What does taxonomy code 207UN0901X mean?
207UN0901X is the NUCC Health Care Provider Taxonomy code for Nuclear Cardiology Physician, a specialization of Nuclear Medicine in the "Allopathic & Osteopathic Physicians" 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 207UN0901X?
Browse the Nuclear Medicine directory, or use the NPI search and filter by state.
Source: CMS NPPES (public data). Snapshot 2026-07-13.