ICD Code K12.30

ICD code K12.30 is oral mucositis (ulcerative), unspecified, which refers to ulcerative inflammation of the mouth’s mucous membranes without further specification of the cause or location.

1. Presence of ulcerative lesions in the oral mucosa

2. Evidence of inflammation or erythema in the oral cavity

3. Patient reports pain, soreness, or discomfort in the mouth

4. No specification of underlying cause (e.g., not attributed to chemotherapy, radiation, or other specific etiology)

5. Absence of detailed localization or severity information

6. Symptoms not attributable to other defined oral mucosal disorders

Relevant CPT codes that may be used to treat ICD code K12.30 include:

- 41899 (Unlisted procedure, dentoalveolar structures)

- 40819 (Excision of lesion of vestibule of mouth; complicated)

- 40808 (Biopsy, vestibule of mouth)

- 41800 (Drainage of abscess, intraoral; alveolar, gingival, or vestibular)

- 99202–99215 (Evaluation and management services, new or established patient, office or other outpatient visit)

- 96372 (Therapeutic, prophylactic, or diagnostic injection; subcutaneous or intramuscular)

- 96523 (Irrigation of implanted venous access device for drug delivery systems)

CPT code selection depends on the specific treatment rendered for K12.30.

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