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Acute lymphadenitis L04

The ICD10 code for the diagnosis "Acute lymphadenitis" is "L04". L04 is NOT a 'valid' or 'billable' ICD10 code. Please select a more specific diagnosis below.

  • L04 should not be used for reimbursement purposes. Please select a more specific diagnosis below.
  • The 2019 edition of ICD-10-CM L04 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of L04 - other international versions of ICD-10 L04 may differ.
Type 1 Excludes:
  • 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)
Includes:
  • abscess (acute) of lymph nodes, except mesenteric
  • acute lymphadenitis, except mesenteric

Codes: = Billable

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.