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Compare/N73.6 vs N99.4

N73.6 vs N99.4

N73.6 (Female pelvic peritoneal adhesions (postinfective)) compared with N99.4 (Postprocedural pelvic peritoneal adhesions), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. N73.6 carries an Excludes2 note covering N99.4: “postprocedural pelvic peritoneal adhesions (N99.4)”

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

Yes, when both are documented. N99.4 carries an Excludes2 note covering N73.6: “pelvic peritoneal adhesions NOS (N73.6)”

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

Yes, when both are documented. N99.4 carries an Excludes2 note covering N73.6: “postinfective pelvic peritoneal adhesions (N73.6)”

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

Side by side

N73.6Female pelvic peritoneal adhesions (postinfective)N99.4Postprocedural pelvic peritoneal adhesions
Billing statusBillableBillable
ClassificationN00-N99 — Diseases of the Genitourinary System (N00-N99)N00-N99 — Diseases of the Genitourinary System (N00-N99)
DefinitionFemale pelvic peritoneal adhesions (postinfective) is a billable ICD-10-CM diagnosis code (N73.6).Postprocedural pelvic peritoneal adhesions is a billable ICD-10-CM diagnosis code (N99.4).
Use additional code
code (B95-B97), to identify infectious agent.

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