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S36.81 vs S37.33XS

S36.81 (Injury of peritoneum) compared with S37.33XS (Laceration of urethra, sequela), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Relationship

Informational

Excludes2 relationship

S37.33XS
Laceration of urethra, sequela
S36.81
Injury of peritoneum

Distinct conditions — both may be reported.

“injury of peritoneum (S36.81)”

An Excludes2 note means the excluded condition is not part of the code above it, but a patient can have both. Report both when both are documented.

Source: CMS ICD-10-CM tabular instructional notes

Can these codes be reported together?

Yes, when both are documented. S37.33XS carries an Excludes2 note covering S36.81: “injury of peritoneum (S36.81)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

S36.81Injury of peritoneumS37.33XSLaceration of urethra, sequela
Billing statusNon-billable headerBillable
ClassificationS00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)
DefinitionInjury of peritoneum is a non-billable ICD-10-CM category code (S36.81).Laceration of urethra, sequela is a billable ICD-10-CM diagnosis code (S37.33S).
7th characterThe appropriate 7th character is to be added to each code from category S36The appropriate 7th character is to be added to each code from category S37
Includes
injuries to the abdominal wall
injuries to the anus
injuries to the buttock
injuries to the external genitalia
injuries to the abdominal wall
injuries to the anus
injuries to the buttock
injuries to the external genitalia

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources