ICDcodes.org
FY2027

L98.422 — Non-pressure chronic ulcer of back with fat layer exposed

Billable

Is L98.422 billable?

Yes — L98.422 is billable for FY2027. L98.422 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. L98.422 may be submitted for encounters from October 1, 2026 through September 30, 2027.

L98.422 at a glance

CodeL98.422
DescriptionNon-pressure chronic ulcer of back with fat layer exposed
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

Which MS-DRGs does L98.422 group to?

L98.422 sits in MDC 09 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

  • 573Skin Graft for Skin Ulcer or Cellulitis with MCCsurgical
  • 574Skin Graft for Skin Ulcer or Cellulitis with CCsurgical
  • 575Skin Graft for Skin Ulcer or Cellulitis without CC/MCCsurgical

How is L98.422 listed in the Alphabetic Index?

These are the routes through the Alphabetic Index that lead to L98.422. They show the wording a clinician may have documented, which often differs from the Tabular description.

  • Ulcer, ulcerated, ulcerating, ulceration, ulcerative › back › with › exposed fat layer

Excludes2 — not included here — inherited from Chapter 12

The conditions below are not part of L98.422, but a patient may have both at the same time. When documentation supports it, L98.422 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 L98.4

The conditions below are not part of L98.422, but a patient may have both at the same time. When documentation supports it, L98.422 and the excluded code may both be reported.

  • pressure ulcer (pressure area) (L89.-)
  • gangrene (I96)
  • skin infections (L00-L08)
  • specific infections classified to A00-B99
  • ulcer of lower limb NEC (L97.-)
  • varicose ulcer (I83.0-I83.93)

How long has L98.422 existed?

L98.422 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.

What other codes are in the L98.42 family? (7)