2023

  1. ICD-10-CM Codes
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  2. K00-K95
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  3. K65-K68
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  4. K66-
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  5. 2023 ICD-10-CM Diagnosis Code K66.0

2023 ICD-10-CM Diagnosis Code K66.0

Peritoneal adhesions (postprocedural) (postinfection)

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • K66.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2023 edition of ICD-10-CM K66.0 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of K66.0 - other international versions of ICD-10 K66.0 may differ.
Applicable To
  • Adhesions (of) abdominal (wall)
  • Adhesions (of) diaphragm
  • Adhesions (of) intestine
  • Adhesions (of) male pelvis
  • Adhesions (of) omentum
  • Adhesions (of) stomach
  • Adhesive bands
  • Mesenteric adhesions
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 K66.0. 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.
  • female pelvic adhesions [bands] (
    ICD-10-CM Diagnosis Code N73.6

    Female pelvic peritoneal adhesions (postinfective)

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Female Dx
    Type 2 Excludes
    • postprocedural pelvic peritoneal adhesions (N99.4)
    N73.6
    )
  • peritoneal adhesions with intestinal obstruction (
    ICD-10-CM Diagnosis Code K56.5

    Intestinal adhesions [bands] with obstruction (postinfection)

      2016 2017 2018 - Converted to Parent Code 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Applicable To
    • Abdominal hernia due to adhesions with obstruction
    • Peritoneal adhesions [bands] with intestinal obstruction (postinfection)
    K56.5-
    )
The following code(s) above K66.0 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 K66.0:
  • K00-K95
    2023 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
  • K66
    ICD-10-CM Diagnosis Code K66

    Other disorders of peritoneum

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • ascites (R18.-)
    • peritoneal effusion (chronic) (R18.8)
    Other disorders of peritoneum
Approximate Synonyms
  • Peritoneal adhesion
  • Peritoneal adhesions
ICD-10-CM K66.0 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 393 Other digestive system diagnoses with mcc
  • 394 Other digestive system diagnoses with cc
  • 395 Other digestive system diagnoses without cc/mcc

Convert K66.0 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
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change

Diagnosis Index entries containing back-references to K66.0:

ICD-10-CM Codes Adjacent To K66.0
K64.9 Unspecified hemorrhoids
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
K66 Other disorders of peritoneum
K66.0 Peritoneal adhesions (postprocedural) (postinfection)
K66.1 Hemoperitoneum
K66.8 Other specified disorders of peritoneum
K66.9 Disorder of peritoneum, unspecified
K67 Disorders of peritoneum in infectious diseases classified elsewhere
K68 Disorders of retroperitoneum
K68.1 Retroperitoneal abscess
K68.11 Postprocedural retroperitoneal abscess
K68.12 Psoas muscle abscess
K68.19 Other retroperitoneal abscess
K68.9 Other disorders of retroperitoneum

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

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