L04 Acute lymphadenitis
ICD-10-CM category L04 sits in Chapter 12 (Diseases of the skin and subcutaneous tissue, L00-L99). It contains 6 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Billable codes in L04
| Code | Description |
|---|---|
L04.0 | Acute lymphadenitis of face, head and neck |
L04.1 | Acute lymphadenitis of trunk |
L04.2 | Acute lymphadenitis of upper limb |
L04.3 | Acute lymphadenitis of lower limb |
L04.8 | Acute lymphadenitis of other sites |
L04.9 | Acute lymphadenitis, unspecified |
Search within ICD-10-CM for L04 and related codes
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