Index to Diseases and Injuries
Peritonitis (adhesive) (bacterial) (fibrinous) (hemorrhagic) (idiopathic) (localized) (perforative) (primary) (with adhesions) (with effusion)
Index code:K65.9
- with or following
- abscess K65.1
- appendicitis
- with perforation or rupture K35.32
- generalized K35.209 — see also Appendicitis
- localized K35.30 — see also Appendicitis
- diverticular disease (intestine) K57.80
- with bleeding K57.81
- large intestine K57.20
- with
- bleeding K57.21
- small intestine K57.40
- with bleeding K57.41
- small intestine K57.00
- with
- bleeding K57.01
- large intestine K57.40
- with bleeding K57.41
- ectopic or molar pregnancy O08.0
- acute (generalized) K65.0
- aseptic T81.61
- bile, biliary K65.3
- chemical T81.61
- chlamydial A74.81
- complicating abortion — see Abortion, by type, complicated by, pelvic peritonitis
- congenital P78.1
- chronic proliferative K65.8
- diaphragmatic K65.0
- diffuse K65.0
- diphtheritic A36.89
- disseminated K65.0
- due to
- bile K65.3
- foreign
- body or object accidentally left during a procedure (instrument) (sponge) (swab) T81.599
- substance accidentally left during a procedure (chemical) (powder) (talc) T81.61
- talc T81.61
- urine K65.8
- eosinophilic K65.8
- acute K65.0
- fibrocaseous (tuberculous) A18.31
- fibropurulent K65.0
- following ectopic or molar pregnancy O08.0
- general (ized) K65.0
- gonococcal A54.85
- meconium (newborn) P78.0
- neonatal P78.1
- meconium P78.0
- pancreatic K65.0
- paroxysmal, familial E85.0
- benign E85.0
- pelvic (see also, if applicable, Abscess, abdominopelvic)
- female N73.5
- acute N73.3
- chronic N73.4
- with adhesions N73.6
- male K65.0
- periodic, familial E85.0
- proliferative, chronic K65.8
- puerperal, postpartum, childbirth O85
- purulent K65.0
- septic K65.0
- specified NEC K65.8
- spontaneous bacterial K65.2
- subdiaphragmatic K65.0
- subphrenic K65.0
- suppurative K65.0
- syphilitic A52.74
- congenital (early) A50.08 [K67]
- talc T81.61
- tuberculous A18.31
- urine K65.8
Use the index to find a code, then confirm it in the Tabular List before assigning it. A code ending in a dash is incomplete, and a code in [brackets] is a manifestation code reported after the underlying condition. Search the whole index.
Frequently asked questions
What is the ICD-10-CM code for Peritonitis?
The ICD-10-CM Alphabetic Index directs "Peritonitis" to K65.9. Subterms below it may lead to a more specific code. Always confirm the code in the Tabular List before assigning it.
ICD-10-CM Index to Diseases and Injuries maintained by CDC/NCHS (public domain), from the CMS FY2027 release.