ICD-10-CM 2027
ICD-10 code for Subgaleal abscess
Cutaneous abscess of head [any part, except face]
From the official ICD-10-CM alphabetic index entry “Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › subgaleal”. Page updated September 29, 2026.
About coding Subgaleal abscess
The ICD-10-CM code for Subgaleal abscess is L02.811 (Cutaneous abscess of head [any part, except face]).
Within L02.81 (cutaneous abscess of other sites), L02.811 is specifically for cutaneous abscess of head [any part, except face]. Related codes cover other sites (L02.818).
Use an additional code to identify organism (B95-B96).
As a secondary diagnosis it is a CC (complication or comorbidity), which can move an inpatient stay into the "with CC" MS-DRG of its family, unless the principal diagnosis excludes it.
Common questions about Subgaleal abscess ICD-10 codes
What is the ICD-10 code for Subgaleal abscess?
- L02.811 — Cutaneous abscess of head [any part, except face].
Is L02.811 billable?
- Yes. L02.811 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can L02.811 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict L02.811 as a principal diagnosis.
Is L02.811 a CC or MCC?
- L02.811 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.