L02.237 — Carbuncle of flank
Is L02.237 billable?
Yes — L02.237 is billable for FY2027. L02.237 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. L02.237 may be submitted for encounters from October 1, 2026 through September 30, 2027. L02.237 is new in FY2027.
L02.237 at a glance
| Code | L02.237 |
|---|---|
| Description | Carbuncle of flank |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| FY2027 change | New in FY2027 |
Which MS-DRGs does L02.237 group to?
L02.237 sits in MDC 09 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 602Cellulitis with MCCmedical
- 603Cellulitis without MCCmedical
How is L02.237 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to L02.237. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Carbuncle › flank
Excludes1 — never code together — inherited from L02.2
The conditions below can never be reported together with L02.237 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Use additional code — inherited from L00-L08
Report an additional code alongside L02.237 to fully describe the condition. L02.237 is sequenced first.
- code (B95-B97) to identify infectious agent.
Use additional code — inherited from L02
Report an additional code alongside L02.237 to fully describe the condition. L02.237 is sequenced first.
- code to identify organism (B95-B96)
Excludes2 — not included here — inherited from Chapter 12
The conditions below are not part of L02.237, but a patient may have both at the same time. When documentation supports it, L02.237 and the excluded code may both be reported.
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- lipomelanotic reticulosis (I89.8)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- systemic connective tissue disorders (M30-M36)
- viral warts (B07.-)
Excludes2 — not included here — inherited from L00-L08
The conditions below are not part of L02.237, but a patient may have both at the same time. When documentation supports it, L02.237 and the excluded code may both be reported.
- hordeolum (H00.0)
- infective dermatitis (L30.3)
- local infections of skin classified in Chapter 1
- lupus panniculitis (L93.2)
- panniculitis NOS (M79.3)
- panniculitis of neck and back (M54.0-)
- Perlèche NOS (K13.0)
- Perlèche due to candidiasis (B37.0)
- Perlèche due to riboflavin deficiency (E53.0)
- pyogenic granuloma (L98.0)
- relapsing panniculitis [Weber-Christian] (M35.6)
- viral warts (B07.-)
- zoster (B02.-)
Excludes2 — not included here — inherited from L02
The conditions below are not part of L02.237, but a patient may have both at the same time. When documentation supports it, L02.237 and the excluded code may both be reported.
Excludes2 — not included here — inherited from L02.2
The conditions below are not part of L02.237, but a patient may have both at the same time. When documentation supports it, L02.237 and the excluded code may both be reported.