L02.232: Carbuncle of back [any part, except buttock and flank]

Description revised · FY2027

Billable: use this code on claims.

• Description changed effective October 1, 2026. Before that it read: Carbuncle of back [any part, except buttock].

Code breakdown

Coding notes

Excludes1 (from L02.2)

• non-newborn omphalitis (L08.82)
• omphalitis of newborn (P38.-)

Excludes2 (from L02.2)

• abscess of breast (N61.1)
• abscess of buttocks (L02.31)
• abscess of female external genital organs (N76.4)
• abscess of male external genital organs (N48.2, N49.-)
• abscess of hip (L02.4)

Excludes2 (from L02)

• abscess of anus and rectal regions (K61.-)
• abscess of female genital organs (external) (N76.4)
• abscess of male genital organs (external) (N48.2, N49.-)

Use additional code (from L02)

• code to identify organism (B95-B96)

Medicare coverage

L02.232 is listed as a covered diagnosis in 2 Medicare billing and coding articles:

• A56766 Billing and Coding: Incision and Drainage (I&D) of Abscess of Skin, Subcutaneous and Accessory Structures
• A57206 Billing and Coding: Lumbar MRI

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All FY2027 ICD-10-CM changes

ICD-10-CM codes and descriptions are from the CMS and NCHS code files. Coverage is from the CMS Medicare Coverage Database billing and coding articles.