2021 ICD-10-CM Diagnosis Code K46.1

Unspecified abdominal hernia with gangrene

    2016 2017 2018 2019 2020 2021 Billable/Specific Code
  • K46.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2021 edition of ICD-10-CM K46.1 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of K46.1 - other international versions of ICD-10 K46.1 may differ.
Applicable To
  • Any condition listed under
    ICD-10-CM Diagnosis Code K46

    Unspecified abdominal hernia

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Includes
    • enterocele
    • epiplocele
    • hernia NOS
    • interstitial hernia
    • intestinal hernia
    • intra-abdominal hernia
    Type 1 Excludes
    • vaginal enterocele (N81.5)
    K46
    specified as gangrenous
The following code(s) above K46.1 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 K46.1:
  • K00-K95
    2021 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
  • K40-K46
    2021 ICD-10-CM Range K40-K46

    Hernia

    Includes
    • acquired hernia
    • congenital [except diaphragmatic or hiatus] hernia
    • recurrent hernia
    Note
    • Hernia with both gangrene and obstruction is classified to hernia with gangrene.
    Hernia
  • K46
    ICD-10-CM Diagnosis Code K46

    Unspecified abdominal hernia

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Includes
    • enterocele
    • epiplocele
    • hernia NOS
    • interstitial hernia
    • intestinal hernia
    • intra-abdominal hernia
    Type 1 Excludes
    • vaginal enterocele (N81.5)
    Unspecified abdominal hernia
Approximate Synonyms
  • Abdominal hernia with gangrene
  • Hernia, with gangrene
  • Intra-abdominal gangrenous hernia
  • Intraabdominal hernia with gangrene
ICD-10-CM K46.1 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 393 Other digestive system diagnoses with mcc
  • 394 Other digestive system diagnoses with cc
  • 395 Other digestive system diagnoses without cc/mcc
  • 791 Prematurity with major problems
  • 793 Full term neonate with major problems

Convert K46.1 to ICD-9-CM

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
Code annotations containing back-references to K46.1:
  • Type 1 Excludes: I96
    ICD-10-CM Diagnosis Code I96

    Gangrene, not elsewhere classified

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    Applicable To
    • Gangrenous cellulitis
    Type 1 Excludes
    Type 2 Excludes
    • gangrene in diabetes mellitus (E08-E13 with .52)

Diagnosis Index entries containing back-references to K46.1:
  • Hernia, hernial (acquired) (recurrent) K46.9
    ICD-10-CM Diagnosis Code K46.9

    Unspecified abdominal hernia without obstruction or gangrene

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    Applicable To
    • Abdominal hernia NOS
    • abdomen, abdominal K46.9
      ICD-10-CM Diagnosis Code K46.9

      Unspecified abdominal hernia without obstruction or gangrene

        2016 2017 2018 2019 2020 2021 Billable/Specific Code
      Applicable To
      • Abdominal hernia NOS
      • with
        • gangrene K46.1 (and obstruction)
  • Incarceration, incarcerated
    • enterocele K46.0
      ICD-10-CM Diagnosis Code K46.0

      Unspecified abdominal hernia with obstruction, without gangrene

        2016 2017 2018 2019 2020 2021 Billable/Specific Code
      Applicable To
      • Unspecified abdominal hernia causing obstruction
      • Unspecified incarcerated abdominal hernia
      • Unspecified irreducible abdominal hernia
      • Unspecified strangulated abdominal hernia
      • gangrenous K46.1
    • epiplocele K46.0
      ICD-10-CM Diagnosis Code K46.0

      Unspecified abdominal hernia with obstruction, without gangrene

        2016 2017 2018 2019 2020 2021 Billable/Specific Code
      Applicable To
      • Unspecified abdominal hernia causing obstruction
      • Unspecified incarcerated abdominal hernia
      • Unspecified irreducible abdominal hernia
      • Unspecified strangulated abdominal hernia
      • gangrenous K46.1
    • sarcoepiplocele K46.0
      ICD-10-CM Diagnosis Code K46.0

      Unspecified abdominal hernia with obstruction, without gangrene

        2016 2017 2018 2019 2020 2021 Billable/Specific Code
      Applicable To
      • Unspecified abdominal hernia causing obstruction
      • Unspecified incarcerated abdominal hernia
      • Unspecified irreducible abdominal hernia
      • Unspecified strangulated abdominal hernia
      • gangrenous K46.1

ICD-10-CM Codes Adjacent To K46.1
K44 Diaphragmatic hernia
K44.0 Diaphragmatic hernia with obstruction, without gangrene
K44.1 Diaphragmatic hernia with gangrene
K44.9 Diaphragmatic hernia without obstruction or gangrene
K45 Other abdominal hernia
K45.0 Other specified abdominal hernia with obstruction, without gangrene
K45.1 Other specified abdominal hernia with gangrene
K45.8 Other specified abdominal hernia without obstruction or gangrene
K46 Unspecified abdominal hernia
K46.0 Unspecified abdominal hernia with obstruction, without gangrene
K46.1 Unspecified abdominal hernia with gangrene
K46.9 Unspecified abdominal hernia without obstruction or gangrene
K50 Crohn's disease [regional enteritis]
K50.0 Crohn's disease of small intestine
K50.00 …… without complications
K50.01 Crohn's disease of small intestine with complications
K50.011 Crohn's disease of small intestine with rectal bleeding
K50.012 Crohn's disease of small intestine with intestinal obstruction
K50.013 Crohn's disease of small intestine with fistula
K50.014 Crohn's disease of small intestine with abscess
K50.018 Crohn's disease of small intestine with other complication

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