1. ICD-10-CM Codes
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2. K00-K95
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3. K55-K64
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4. K63-
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5. 2023 ICD-10-CM Diagnosis Code K63.2

2023 ICD-10-CM Diagnosis Code K63.2

Fistula of intestine

2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

• K63.2 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 K63.2 became effective on October 1, 2022.
• This is the American ICD-10-CM version of K63.2 - other international versions of ICD-10 K63.2 may differ.

• Fistula of intestine to abdominal wall

• An abnormal anatomical passage between the intestine, and another segment of the intestine or other organs. External intestinal fistula is connected to the skin (enterocutaneous fistula). Internal intestinal fistula can be connected to a number of organs, such as stomach (gastrocolic fistula), the biliary tract (cholecystoduodenal fistula), or the urinary bladder of the urinary tract (colovesical fistula). Risk factors include inflammatory processes, cancer, radiation treatment, and surgical misadventures (medical errors).
• An abnormal communication between the small or large intestine and another organ or cavity.

• 393 Other digestive system diagnoses with mcc
• 394 Other digestive system diagnoses with cc
• 395 Other digestive system diagnoses without cc/mcc

Convert K63.2 to ICD-9-CM

• 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

• Fistula (cutaneous) L98.8
  ICD-10-CM Diagnosis Code L98.8

  Other specified disorders of the skin and subcutaneous tissue

  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • abdomen (wall) K63.2
    • intestine NEC K63.2
  • fecal K63.2
  • sigmoid K63.2
  • abdominorectal K63.2
  • abdominosigmoidal K63.2
  • cecosigmoidal K63.2
  • cecum K63.2
  • colon K63.2
  • enterocolic K63.2
  • enterocutaneous K63.2
  • ileorectal or ileosigmoidal K63.2
  • ileum K63.2
  • intestine NEC K63.2
  • intestinocolonic K63.2 (abdominal)
  • jejunum K63.2
  • pericecal K63.2
  • perineosigmoidal K63.2
  • rectosigmoid K63.2 (intercommunicating)
  • stercoral K63.2

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