A54.85 Gonococcal peritonitis

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

Excludes1 (never code together)

• gonococcal pelviperitonitis (A54.24)

Risk adjustment (HCC)

• CMS-HCC V28: HCC 78 — Intestinal Obstruction/Perforation
• CMS-HCC V22: HCC 33 — Intestinal Obstruction/Perforation
• ESRD V24: HCC 33

MS-DRG index

Defines the logic of DRG(s) 371-373 in MDC 06.

Approximate ICD-9-CM (GEMs)

• 098.86 Gonococcal peritonitis

Code annotations containing back-references to A54.85

Back-references to A54.85

• Type 1 Excludes: A54.24 Gonococcal female pelvic inflammatory disease ("gonococcal peritonitis (A54.85)")
• Type 1 Excludes: K65 Peritonitis ("gonococcal peritonitis (A54.85)")
• Type 1 Excludes: K67 Disorders of peritoneum in infectious diseases classified elsewhere ("peritonitis in gonococcal (A54.85)")

Back-references to A54

• Type 2 Excludes: N34 Urethritis and urethral syndrome ("urethritis in diseases with a predominantly sexual mode of transmission (A50-A64)")

Diagnosis Index entries for A54.85

• Fitzhugh-Curtis syndrome › due to › Neisseria gonorrhea (gonococcal peritonitis)
• Peritonitis (adhesive) (bacterial) (fibrinous) (hemorrhagic) (idiopathic) (localized) (perforative) (primary) (with adhesions) (with effusion) › gonococcal
• Syndrome › Fitzhugh-Curtis › due to › Neisseria gonorrhea (gonococcal peritonitis)

Nearby codes

• A54.8 Other gonococcal infections
• A54.81 Gonococcal meningitis
• A54.82 Gonococcal brain abscess
• A54.83 Gonococcal heart infection
• A54.84 Gonococcal pneumonia
• A54.85 Gonococcal peritonitis (this code)
• A54.86 Gonococcal sepsis
• A54.89 Other gonococcal infections
• A54.9 Gonococcal infection, unspecified