567.21 PERITONITIS (ACUTE) GEN


Code Information

Diagnosis Code: 567.21

Short Description: Peritonitis (acute) gen

Long Description: Peritonitis (acute) generalized

Code Classification:

  • Diseases of the digestive system (520–579)
    • Other diseases of intestines and peritoneum (560-569)
      • 567 Peritonitis
        • 567.21 Peritonitis (acute) gen

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 567.21 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Cellulitis (diffuse) (with lymphangitis) (see also Abscess) 682.9
    • pelvis, pelvic
      • male 567.21
  • Pelviperitonitis
    • male (see also Peritonitis) 567.21
  • Peritonitis (acute) (adhesive) (fibrinous) (hemorrhagic) (idiopathic) (localized) (perforative) (primary) (with adhesions) (with effusion) 567.9
    • with or following
      • abscess 567.21
    • general, generalized (acute) 567.21
    • pelvic
      • male (acute) 567.21
  • Suppuration, suppurative - see also condition
    • pelvis, pelvic
      • male (see also Peritonitis) 567.21

Crosswalk Information

The code 567.21 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
567.21 Right Arrow K65.0 Generalized (acute) peritonitis
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
567.0 Peritonitis in infectious diseases classified elsewhere
567.1 Pneumococcal peritonitis
567.22 Peritoneal abscess
567.23 Spontaneous bacterial peritonitis
567.29 Other suppurative peritonitis
567.31 Psoas muscle abscess
567.38 Other retroperitoneal abscess
567.39 Other retroperitoneal infections
567.81 Choleperitonitis
567.82 Sclerosing mesenteritis
567.89 Other specified peritonitis
567.9 Unspecified peritonitis


This page was last updated on: 10/1/2014