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ICD-10-CM
L00-L99
L00-L08
L04
L04
2026
Non-billable
Acute lymphadenitis
Clinical Notes
Excludes1
5
Not coded together
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
)
FAQ
Is L04 a billable ICD-10 code?
What does ICD-10 code L04 mean?
What is the parent category for ICD-10 code L04?
What conditions are excluded from L04?
Related Codes
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L04
Acute lymphadenitis
L04.0
of face, head and neck
L04.1
of trunk
L04.2
of upper limb
L04.3
of lower limb
L04.8
of other sites
L04.9
unspecified
Related Categories
L00
Staphylococcal scalded skin syndrome
L01
Impetigo
L02
Cutaneous abscess, furuncle and carbuncle
L03
Cellulitis and acute lymphangitis
L05
Pilonidal cyst and sinus
L08
Other local infections of skin and subcutaneous tissue
Show Notes
2026