202K00000X — Phlebology Physician

202K00000X is the NUCC provider taxonomy code for Phlebology Physician (individual providers). 479 providers in our latest NPPES snapshot list it as their primary taxonomy.

Taxonomy code 202K00000X
Display name Phlebology Physician
Grouping Allopathic & Osteopathic Physicians
Classification Phlebology
Section Individual
Directory Phlebology provider directory

Definition

Phlebology is the medical discipline that involves the diagnosis and treatment of venous disorders, including spider veins, varicose veins, chronic venous insufficiency, venous leg ulcers, congenital venous abnormalities, venous thromboembolism and other disorders of venous origin. A phlebologist has attained a minimum of 50 hours of CME units in phlebology-related courses, and is knowledgeable of and trained in a variety of diagnostic techniques including physical examination, venous imaging techniques such as duplex ultrasound, CT and MR, plethysmographic techniques and laboratory evaluation related to venous thromboembolism. The phlebologist is also trained in a variety of therapeutic interventions, which may include compression, sclerotherapy, cutaneous vascular laser, endovenous thermoablation procedures (laser and radiofrequency) endovenous chemical ablation, surgical procedures (e.g., ambulatory phlebectomy, venous ligation), vasoactive medications and the management of venous thromboembolism.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

Frequently asked questions

What does taxonomy code 202K00000X mean?
202K00000X is the NUCC Health Care Provider Taxonomy code for Phlebology Physician 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 202K00000X?
Browse the Phlebology directory, or use the NPI search and filter by state.

Source: CMS NPPES (public data). Snapshot 2026-07-09.