K13.0 vs L05
K13.0 (Diseases of lips) compared with L05 (Pilonidal cyst and sinus), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. L05 carries an Excludes2 note covering K13.0: “Perlèche NOS (K13.0)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| K13.0Diseases of lips | L05Pilonidal cyst and sinus | |
|---|---|---|
| Billing status | Billable | Non-billable header |
| Classification | K00-K95 — Diseases of the Digestive System (K00-K95) | L00-L99 — Diseases of the Skin and Subcutaneous Tissue (L00-L99) |
| Definition | Diseases of lips is a billable ICD-10-CM diagnosis code (K13.0). | Pilonidal cyst and sinus is a non-billable ICD-10-CM category code (L05). |
| Includes | epithelial disturbances of tongue Abscess of lips Angular cheilitis Cellulitis of lips | — |
| Use additional code | code to identify: alcohol abuse and dependence (F10.-) exposure to environmental tobacco smoke (Z77.22) | code (B95-B97) to identify infectious agent. |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources