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ICD-10-CM K65: Peritonitis · Codelle

K65

ICD-10-CM

Peritonitis

Clinical Notes

Excludes 1 · Not coded here

acute appendicitis with generalized peritonitis (K35.2-)
aseptic peritonitis (T81.6)
benign paroxysmal peritonitis (E85.0)
chemical peritonitis (T81.6)
gonococcal peritonitis (A54.85)
neonatal peritonitis (P78.0-P78.1)
pelvic peritonitis, female (N73.3-N73.5)
periodic familial peritonitis (E85.0)
peritonitis due to talc or other foreign substance (T81.6)
peritonitis in chlamydia (A74.81)
peritonitis in diphtheria (A36.89)
peritonitis in syphilis (late) (A52.74)
peritonitis in tuberculosis (A18.31)
peritonitis with or following abortion or ectopic or molar pregnancy (O00-O07, O08.0)
peritonitis with or following appendicitis (K35.-)
puerperal peritonitis (O85)
retroperitoneal infections (K68.-)

Use additional code

code (B95-B97), to identify infectious agent, if known

Code also

if applicable diverticular disease of intestine (K57.-)

Code Hierarchy

Subcodes (7)

K65.0Generalized (acute) peritonitis

K65.1Peritoneal abscess

K65.2Spontaneous bacterial peritonitis

K65.3Choleperitonitis

K65.4Sclerosing mesenteritis

K65.8Other peritonitis

K65.9Peritonitis, unspecified

Same Category

K65.0Generalized (acute) peritonitis K65.1Peritoneal abscess K65.2Spontaneous bacterial peritonitis K65.3Choleperitonitis K65.4Sclerosing mesenteritis K65.8

Other peritonitis

K65.9Peritonitis, unspecified

Code History

Added in FY2024
Active (FY2026)

Change History

FY2026 snapshotPeritonitis
FY2025 snapshotPeritonitis
FY2024 snapshotPeritonitis