ICD-10-CM category
R22: Localized swelling, mass and lump of skin and subcutaneous tissue
Codes under R22 (Localized swelling, mass and lump of skin and subcutaneous tissue). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| R22.0 | Localized swelling, mass and lump, head | ✓ |
| R22.1 | Localized swelling, mass and lump, neck | ✓ |
| R22.2 | Localized swelling, mass and lump, trunk | ✓ |
| R22.3 | Localized swelling, mass and lump, upper limb | — |
| R22.4 | Localized swelling, mass and lump, lower limb | — |
| R22.9 | Localized swelling, mass and lump, unspecified | ✓ |
| R22.30 | Localized swelling, mass and lump, unspecified upper limb | ✓ |
| R22.31 | Localized swelling, mass and lump, right upper limb | ✓ |
| R22.32 | Localized swelling, mass and lump, left upper limb | ✓ |
| R22.33 | Localized swelling, mass and lump, upper limb, bilateral | ✓ |
| R22.40 | Localized swelling, mass and lump, unspecified lower limb | ✓ |
| R22.41 | Localized swelling, mass and lump, right lower limb | ✓ |
| R22.42 | Localized swelling, mass and lump, left lower limb | ✓ |
| R22.43 | Localized swelling, mass and lump, lower limb, bilateral | ✓ |
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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