ICD Code K13.79

ICD code K13.79 is used to identify other lesions of the oral mucosa that are not classified elsewhere, such as unusual sores, patches, or abnormalities inside the mouth.

1. Presence of abnormal lesions on the oral mucosa not classified under more specific codes

2. Lesions that are not neoplastic, malignant, or precancerous

3. Lesions that do not fit criteria for common oral mucosal conditions such as leukoplakia, lichen planus, or aphthous ulcers

4. Symptoms may include localized pain, discomfort, or irritation in the oral cavity

5. Visual evidence of discoloration, swelling, or ulceration of the oral mucosa

6. Absence of systemic disease or infection as the primary cause of the lesion

7. Lesions confirmed by clinical examination and not attributable to trauma, burns, or known infectious etiologies

Relevant CPT codes that may be used to treat ICD code K13.79 include:

- 40808: Biopsy, vestibule of mouth

- 40810: Excision of lesion, vestibule of mouth

- 40812: Excision of lesion, vestibule of mouth, complicated

- 41820: Excision of lesion, palate or uvula

- 41825: Excision of lesion, palate or uvula, complicated

- 41826: Excision of lesion, palatal or maxillary torus

- 41899: Unlisted procedure, dentoalveolar structures

- 42100: Biopsy, palate, uvula

- 42600: Excision of lesion, floor of mouth

- 42610: Biopsy, floor of mouth

These CPT codes are commonly associated with the treatment of ICD code K13.79.

See how MD Clarity’s RevFind software can automatically read your payer contracts and identify underpayments for CPT codes associated with ICD code K13.79. Schedule a demo today to ensure you’re capturing every dollar your practice has earned.