CPT 11404: Excision of Benign Lipoma, Chest Wall

CPT 11404 = Excision, benign lesion (lipoma), chest wall; diameter 3.1–4.0 cm.

Code Details

  • Lesion: Benign lipoma (mature adipose tumor)
  • Site: Chest wall (anterior/posterior trunk)
  • Size: 3.1–4.0 cm (excised diameter)
  • Depth: Subcutaneous, subfascial, or intramuscular
  • Includes: Simple closure; complex repair coded separately

Related Codes

  • 11400–11403: smaller sizes (≤0.5, 0.6–1.0, 1.1–2.0, 2.1–3.0 cm)
  • 11406: >4.0 cm
  • 11440–11446: face/ears/eyelids/nose/lips (different code series)

Documentation Requirements

  • Lesion size (measured pre-excision)
  • Benign nature (clinical/imaging)
  • Depth, margins, closure type

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