2024 ICD-10-CM Diagnosis Code A01.00

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Typhoid fever, unspecified

  • A01.00 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 A01.00 became effective on October 1, 2023.
  • This is the American ICD-10-CM version of A01.00 – other international versions of ICD-10 A01.00 may differ.

The following code(s) above A01.00 contain annotation back-references

 that may be applicable to A01.00:

  • A00-B99  Certain infectious and parasitic diseases
  • A01.0  Typhoid fever

Approximate Synonyms

  • Typhoid fever

Clinical Information

  • A bacterial infectious disorder contracted by consumption of food or drink contaminated with salmonella typhi. This disorder is common in developing countries and can be treated with antibiotics.
  • Acute systemic febrile infection caused by salmonella typhi.
  • An acute systemic febrile infection caused by salmonella typhi, a serotype of salmonella enterica.

ICD-10-CM A01.00 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

  • 867 Other infectious and parasitic diseases diagnoses with mcc
  • 868 Other infectious and parasitic diseases diagnoses with cc
  • 869 Other infectious and parasitic diseases diagnoses without cc/mcc

Convert A01.00 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

Diagnosis Index entries containing back-references to A01.00:

  • Eberth’s disease A01.00 (typhoid fever)
  • Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) K52.9
    • typhosa A01.00
  • Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) R50.9
    • typhoid (abortive) (hemorrhagic) (intermittent) (malignant) A01.00
    • enteric A01.00
    • gastroenteric A01.00
    • typhogastric A01.00
  • Infection, infected, infective (opportunistic) B99.9
  • Typhoid (abortive) (ambulant) (any site) (clinical) (fever) (hemorrhagic) (infection) (intermittent) (malignant) (rheumatic) (Widal negative) A01.00
  • Typhomania A01.00