2022 ICD-10-CM Diagnosis Code K57

Diverticular disease of intestine

    2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
  • K57 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2022 edition of ICD-10-CM K57 became effective on October 1, 2021.
  • This is the American ICD-10-CM version of K57 - other international versions of ICD-10 K57 may differ.
Code Also
Code Also Help
A code also note instructs that 2 codes may be required to fully describe a condition but the sequencing of the two codes is discretionary, depending on the severity of the conditions and the reason for the encounter.
  • if applicable peritonitis
    ICD-10-CM Diagnosis Code K65
    • K65 Peritonitis
      • K65.0 Generalized (acute) peritonitis
      • K65.1 Peritoneal abscess
      • K65.2 Spontaneous bacterial peritonitis
      • K65.3 Choleperitonitis
      • K65.4 Sclerosing mesenteritis
      • K65.8 Other peritonitis
      • K65.9 Peritonitis, unspecified
    K65.-
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as K57. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • congenital diverticulum of intestine (
    ICD-10-CM Diagnosis Code Q43.8

    Other specified congenital malformations of intestine

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code POA Exempt
    Applicable To
    • Congenital blind loop syndrome
    • Congenital diverticulitis, colon
    • Congenital diverticulum, intestine
    • Dolichocolon
    • Megaloappendix
    • Megaloduodenum
    • Microcolon
    • Transposition of appendix
    • Transposition of colon
    • Transposition of intestine
    Q43.8
    )
  • Meckel's diverticulum (
    ICD-10-CM Diagnosis Code Q43.0

    Meckel's diverticulum (displaced) (hypertrophic)

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code POA Exempt
    Applicable To
    • Persistent omphalomesenteric duct
    • Persistent vitelline duct
    Q43.0
    )
Type 2 Excludes
Type 2 Excludes Help
A type 2 excludes note represents "not included here". A type 2 excludes note indicates that the condition excluded is not part of the condition it is excluded from but a patient may have both conditions at the same time. When a type 2 excludes note appears under a code it is acceptable to use both the code (K57) and the excluded code together.
  • diverticulum of appendix (
    ICD-10-CM Diagnosis Code K38.2

    Diverticulum of appendix

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    K38.2
    )
The following code(s) above K57 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to K57:
  • K00-K95
    2022 ICD-10-CM Range K00-K95

    Diseases of the digestive system

    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    Diseases of the digestive system
Clinical Information
  • A condition characterized by the presence of multiple diverticuli in the walls of an organ.
  • A condition marked by small sacs or pouches in the walls of a hollow organ, such as the colon. These sacs can become inflamed and cause a condition called diverticulitis.
  • A finding indicating the presence of multiple pouches, usually in the colonic or gastric wall.
Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
Code annotations containing back-references to K57:
  • Code Also: K65
    ICD-10-CM Diagnosis Code K65

    Peritonitis

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    Code Also
    • if applicable diverticular disease of intestine (K57.-)
    Type 1 Excludes
    • 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 (B95-B97), to identify infectious agent, if known
  • Type 1 Excludes: K92.2
    ICD-10-CM Diagnosis Code K92.2

    Gastrointestinal hemorrhage, unspecified

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    Applicable To
    • Gastric hemorrhage NOS
    • Intestinal hemorrhage NOS
    Type 1 Excludes
    • acute hemorrhagic gastritis (K29.01)
    • hemorrhage of anus and rectum (K62.5)
    • angiodysplasia of stomach with hemorrhage (K31.811)
    • diverticular disease with hemorrhage (K57.-)
    • gastritis and duodenitis with hemorrhage (K29.-)
    • peptic ulcer with hemorrhage (K25-K28)
ICD-10-CM Codes Adjacent To K57
K56.6 Other and unspecified intestinal obstruction
K56.60 Unspecified intestinal obstruction
K56.600 Partial intestinal obstruction, unspecified as to cause
K56.601 Complete intestinal obstruction, unspecified as to cause
K56.609 …… unspecified as to partial versus complete obstruction
K56.69 Other intestinal obstruction
K56.690 Other partial intestinal obstruction
K56.691 Other complete intestinal obstruction
K56.699 …… unspecified as to partial versus complete obstruction
K56.7 Ileus, unspecified
K57 Diverticular disease of intestine
K57.0 Diverticulitis of small intestine with perforation and abscess
K57.00 …… without bleeding
K57.01 …… with bleeding
K57.1 Diverticular disease of small intestine without perforation or abscess
K57.10 Diverticulosis of small intestine without perforation or abscess without bleeding
K57.11 Diverticulosis of small intestine without perforation or abscess with bleeding
K57.12 Diverticulitis of small intestine without perforation or abscess without bleeding
K57.13 Diverticulitis of small intestine without perforation or abscess with bleeding
K57.2 Diverticulitis of large intestine with perforation and abscess
K57.20 …… without bleeding

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.