N73.4 Female chronic pelvic peritonitis

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Excludes1 (never code together)

• tuberculous pelvic (female) peritonitis (A18.17)

Applies from N73 Other female pelvic inflammatory diseases

Use additional code

• code (B95-B97), to identify infectious agent.

MS-DRG index

Defines the logic of DRG(s) 742-743 in MDC 13.

Approximate ICD-9-CM (GEMs)

• 614.7 Other chronic pelvic peritonitis, female

Code annotations containing back-references to N73.4

Back-references to N73.4

• Type 1 Excludes: K65 Peritonitis ("pelvic peritonitis, female (N73.3-N73.5)")

Diagnosis Index entries for N73.4

• Peritonitis (adhesive) (bacterial) (fibrinous) (hemorrhagic) (idiopathic) (localized) (perforative) (primary) (with adhesions) (with effusion) › pelvic › female › chronic

Nearby codes

• N73 Other female pelvic inflammatory diseases
• N73.0 Acute parametritis and pelvic cellulitis
• N73.1 Chronic parametritis and pelvic cellulitis
• N73.2 Unspecified parametritis and pelvic cellulitis
• N73.3 Female acute pelvic peritonitis
• N73.4 Female chronic pelvic peritonitis (this code)
• N73.5 Female pelvic peritonitis, unspecified
• N73.6 Female pelvic peritoneal adhesions (postinfective)
• N73.8 Other specified female pelvic inflammatory diseases
• N73.9 Female pelvic inflammatory disease, unspecified