2019 ICD-10-CM Diagnosis Code K40.31

Unilateral inguinal hernia, with obstruction, without gangrene, recurrent

    2016 2017 2018 2019 Billable/Specific Code
  • K40.31 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Unilateral inguinal hernia, w obst, w/o gangrene, recurrent
  • The 2019 edition of ICD-10-CM K40.31 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of K40.31 - other international versions of ICD-10 K40.31 may differ.
The following code(s) above K40.31 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 K40.31:
  • K00-K95
    2019 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
    2019 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
  • K40
    ICD-10-CM Diagnosis Code K40

    Inguinal hernia

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Includes
    • bubonocele
    • direct inguinal hernia
    • double inguinal hernia
    • indirect inguinal hernia
    • inguinal hernia NOS
    • oblique inguinal hernia
    • scrotal hernia
    Inguinal hernia
  • K40.3
    ICD-10-CM Diagnosis Code K40.3

    Unilateral inguinal hernia, with obstruction, without gangrene

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Applicable To
    • Inguinal hernia (unilateral) causing obstruction without gangrene
    • Incarcerated inguinal hernia (unilateral) without gangrene
    • Irreducible inguinal hernia (unilateral) without gangrene
    • Strangulated inguinal hernia (unilateral) without gangrene
    Unilateral inguinal hernia, with obstruction, without gangrene
Approximate Synonyms
  • Inguinal hernia unilateral recurrent with obstruction
  • Inguinal hernia with obstruction recurrent
  • Inguinal hernia, unilateral, recurrent, irreducible
  • Intestinal obstruction due to recurrent inguinal hernia
  • Left recurrent incarcerated inguinal hernia
  • Left recurrent incarcerated inguinal hernia with obstruction
  • Left recurrent inguinal hernia with obstruction
  • Recurrent incarcerated inguinal hernia
  • Recurrent irreducible inguinal hernia
  • Recurrent irreducible inguinal hernia with obstruction
  • Recurrent irreducible obstructed inguinal hernia
  • Recurrent obstructed incarcerated inguinal hernia
  • Right recurrent incarcerated inguinal hernia
  • Right recurrent incarcerated inguinal hernia with obstruction
  • Right recurrent inguinal hernia with obstruction
  • Unilateral recurrent irreducible inguinal hernia
ICD-10-CM K40.31 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 393 Other digestive system diagnoses with mcc
  • 394 Other digestive system diagnoses with cc
  • 395 Other digestive system diagnoses without cc/mcc

Convert K40.31 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

Diagnosis Index entries containing back-references to K40.31:
  • Hernia, hernial (acquired) (recurrent) K46.9
    ICD-10-CM Diagnosis Code K46.9

    Unspecified abdominal hernia without obstruction or gangrene

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Abdominal hernia NOS
    • inguinal (direct) (external) (funicular) (indirect) (internal) (oblique) (scrotal) (sliding) K40.90
      ICD-10-CM Diagnosis Code K40.90

      Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Inguinal hernia NOS
      • Unilateral inguinal hernia NOS
      • with
        • obstruction K40.30
          ICD-10-CM Diagnosis Code K40.30

          Unilateral inguinal hernia, with obstruction, without gangrene, not specified as recurrent

            2016 2017 2018 2019 Billable/Specific Code
          Applicable To
          • Inguinal hernia, with obstruction NOS
          • Unilateral inguinal hernia, with obstruction, without gangrene NOS
          • recurrent K40.31
      • unilateral K40.90
        ICD-10-CM Diagnosis Code K40.90

        Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Inguinal hernia NOS
        • Unilateral inguinal hernia NOS
        • with
          • obstruction K40.30
            ICD-10-CM Diagnosis Code K40.30

            Unilateral inguinal hernia, with obstruction, without gangrene, not specified as recurrent

              2016 2017 2018 2019 Billable/Specific Code
            Applicable To
            • Inguinal hernia, with obstruction NOS
            • Unilateral inguinal hernia, with obstruction, without gangrene NOS
            • recurrent K40.31

ICD-10-CM Codes Adjacent To K40.31
K40.00 …… not specified as recurrent
K40.01 …… recurrent
K40.1 Bilateral inguinal hernia, with gangrene
K40.10 …… not specified as recurrent
K40.11 …… recurrent
K40.2 Bilateral inguinal hernia, without obstruction or gangrene
K40.20 …… not specified as recurrent
K40.21 …… recurrent
K40.3 Unilateral inguinal hernia, with obstruction, without gangrene
K40.30 …… not specified as recurrent
K40.31 …… recurrent
K40.4 Unilateral inguinal hernia, with gangrene
K40.40 …… not specified as recurrent
K40.41 …… recurrent
K40.9 Unilateral inguinal hernia, without obstruction or gangrene
K40.90 …… not specified as recurrent
K40.91 …… recurrent
K41 Femoral hernia
K41.0 Bilateral femoral hernia, with obstruction, without gangrene
K41.00 …… not specified as recurrent
K41.01 …… recurrent

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