2024 ICD-10-CM Diagnosis Code A07.3

Isosporiasis

  • A07.3 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2024 edition of ICD-10-CM A07.3 became effective on October 1, 2023.
  • This is the American ICD-10-CM version of A07.3 – other international versions of ICD-10 A07.3 may differ.

Applicable To

  • Infection due to Isospora belli and Isospora hominis
  • Intestinal coccidiosis
  • Isosporosis

The following code(s) above A07.3 contain annotation back-references

 that may be applicable to A07.3:

  • A00-B99  Certain infectious and parasitic diseases

Approximate Synonyms

  • Coccidiosis
  • Coccidiosis infection

Clinical Information

  • Infection with parasitic protozoa of the genus isospora, producing intestinal disease. It is caused by ingestion of oocysts and can produce tissue cysts.
  • Protozoan infection found in animals and man; caused by several different genera of coccidia.

ICD-10-CM A07.3 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

  • 371 Major gastrointestinal disorders and peritoneal infections with mcc
  • 372 Major gastrointestinal disorders and peritoneal infections with cc
  • 373 Major gastrointestinal disorders and peritoneal infections without cc/mcc
  • 974 Hiv with major related condition with mcc
  • 975 Hiv with major related condition with cc
  • 976 Hiv with major related condition without cc/mcc

Convert A07.3 to ICD-9-CMCode 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
  • 2024 (effective 10/1/2023): No change

Code annotations containing back-references to A07.3:

  • Type 1 Excludes: B60

Diagnosis Index entries containing back-references to A07.3: