ICD-10-CM 2027
ICD-10 code for back carbuncle
From the official ICD-10-CM alphabetic index entry “Carbuncle › back (any part except buttock and flank)”. Page updated September 29, 2026.
About coding back carbuncle
The ICD-10-CM code for back carbuncle is L02.232 (Carbuncle of back [any part, except buttock and flank]).
Within L02.23 (carbuncle of trunk), L02.232 is specifically for carbuncle of back [any part, except buttock and flank]. Related codes cover abdominal wall (L02.231), chest wall (L02.233), groin (L02.234), perineum (L02.235), umbilicus (L02.236), flank (L02.237) and unspecified (L02.239).
Use an additional code to identify organism (B95-B96).
It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.
Common questions about back carbuncle ICD-10 codes
What is the ICD-10 code for back carbuncle?
- L02.232 — Carbuncle of back [any part, except buttock and flank].
Is L02.232 billable?
- Yes. L02.232 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can L02.232 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict L02.232 as a principal diagnosis.
Is L02.232 a CC or MCC?
- No. L02.232 is neither a CC nor an MCC under MS-DRG v44.0.