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ICD-10-CM · FY 2026 APRIL UPDATE

L98.4

Non-pressure chronic ulcer of skin, not elsewhere classified

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
L98.41Non-pressure chronic ulcer of buttockCategory
L98.411Non-pressure chronic ulcer of buttock limited to breakdown of skinBillable
L98.412Non-pressure chronic ulcer of buttock with fat layer exposedBillable
L98.413Non-pressure chronic ulcer of buttock with necrosis of muscleBillable
L98.414Non-pressure chronic ulcer of buttock with necrosis of boneBillable
L98.415Non-pressure chronic ulcer of buttock with muscle involvement without evidence of necrosisBillable
L98.416Non-pressure chronic ulcer of buttock with bone involvement without evidence of necrosisBillable
L98.418Non-pressure chronic ulcer of buttock with other specified severityBillable
L98.419Non-pressure chronic ulcer of buttock with unspecified severityBillable
L98.42Non-pressure chronic ulcer of backCategory
L98.421Non-pressure chronic ulcer of back limited to breakdown of skinBillable
L98.422Non-pressure chronic ulcer of back with fat layer exposedBillable
L98.423Non-pressure chronic ulcer of back with necrosis of muscleBillable
L98.424Non-pressure chronic ulcer of back with necrosis of boneBillable
L98.425Non-pressure chronic ulcer of back with muscle involvement without evidence of necrosisBillable
L98.426Non-pressure chronic ulcer of back with bone involvement without evidence of necrosisBillable
L98.428Non-pressure chronic ulcer of back with other specified severityBillable
L98.429Non-pressure chronic ulcer of back with unspecified severityBillable
L98.43Non-pressure chronic ulcer of abdomenCategory
L98.431Non-pressure chronic ulcer of abdomen limited to breakdown of skinBillable
L98.432Non-pressure chronic ulcer of abdomen with fat layer exposedBillable
L98.433Non-pressure chronic ulcer of abdomen with necrosis of muscleBillable
L98.434Non-pressure chronic ulcer of abdomen with necrosis of boneBillable
L98.435Non-pressure chronic ulcer of abdomen with muscle involvement without evidence of necrosisBillable
L98.436Non-pressure chronic ulcer of abdomen with bone involvement without evidence of necrosisBillable
L98.438Non-pressure chronic ulcer of abdomen with other specified severityBillable
L98.439Non-pressure chronic ulcer of abdomen with unspecified severityBillable
L98.44Non-pressure chronic ulcer of chestCategory
L98.441Non-pressure chronic ulcer of chest limited to breakdown of skinBillable
L98.442Non-pressure chronic ulcer of chest with fat layer exposedBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.