Diagnosis Code

L04 ACUTE LYMPHADENITIS


Code Information

Diagnosis Code: L04

Short Description: Acute lymphadenitis

Long Description: Acute lymphadenitis

The code L04 is NOT VALID for claim submission

Code Classification:

  • Diseases of the skin and subcutaneous tissue (L00–L99)
    • Infections of the skin and subcutaneous tissue (L00-L08)
      • Acute lymphadenitis (L04)
        • L04 Acute lymphadenitis

Code Version: 2022 ICD-10-CM


References to Index of Diseases and Injuries

The code L04 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Includes Notes:
    • abscess (acute) of lymph nodes, except mesenteric
    • acute lymphadenitis, except mesenteric
  • Type 1 Excludes Notes:
    • chronic or subacute lymphadenitis, except mesenteric (@I88.1*)
    • enlarged lymph nodes (@R59*.-)
    • human immunodeficiency virus [HIV] disease resulting in generalized lymphadenopathy (@B20*)
    • lymphadenitis NOS (@I88.9*)
    • nonspecific mesenteric lymphadenitis (@I88.0*)

Similar Codes

ICD-10 Code ICD-10 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


This page was last updated on: 10/1/2023