K13.7
Header — not billableOther and unspecified lesions of oral mucosa
The ICD-10 code for other and unspecified lesions of oral mucosa is K13.7.
K13.7 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 2 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under K13.7
Related codes in this category
- K13.0Diseases of lips
- K13.1Cheek and lip biting
- K13.2Leukoplakia and other disturbances of oral epithelium, including tonguenon-billable header
- K13.3Hairy leukoplakia
- K13.4Granuloma and granuloma-like lesions of oral mucosa
- K13.5Oral submucous fibrosis
- K13.6Irritative hyperplasia of oral mucosa
- K13.7Other and unspecified lesions of oral mucosanon-billable header