ICD Code C44.91

ICD code C44.91 is basal cell carcinoma of the skin, unspecified location.

1. Presence of a skin lesion with a pearly or waxy appearance

2. Lesion may have visible blood vessels (telangiectasia)

3. Ulceration or central depression in the lesion

4. Slow-growing, non-healing sore or bump

5. Lesion may bleed, ooze, or crust over

6. Occurs on sun-exposed areas but can appear anywhere on the skin

7. No specific anatomical site identified or documented for the lesion

8. Histopathological confirmation of basal cell carcinoma

9. Absence of features indicating a more specific subtype or location

Relevant CPT codes for ICD code C44.91 include:

- 11102: Tangential biopsy of skin; single lesion

- 11103: Tangential biopsy of skin; each separate/additional lesion

- 11300–11313: Shaving of epidermal or dermal lesion

- 11600–11646: Excision of malignant skin lesion (based on size and location)

- 12031–12057: Layered closure of wounds (if required after excision)

- 13100–13153: Complex wound repair (if required after excision)

- 17000: Destruction, premalignant lesion, first lesion

- 17003: Destruction, premalignant lesion, second through 14th lesion

- 17004: Destruction, premalignant lesion, 15 or more lesions

- 17260–17286: Destruction of malignant skin lesion (based on size and location)

- 17311–17315: Mohs micrographic surgery (based on location and number of stages)

These CPT codes are commonly associated with the treatment of ICD code C44.91.

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