1. ICD-10-CM Codes
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2. A00-B99
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3. A75-A79
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4. A75-
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5. 2023 ICD-10-CM Diagnosis Code A75.3

2023 ICD-10-CM Diagnosis Code A75.3

Typhus fever due to Rickettsia tsutsugamushi

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

• A75.3 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 A75.3 became effective on October 1, 2022.
• This is the American ICD-10-CM version of A75.3 - other international versions of ICD-10 A75.3 may differ.

• Scrub typhus
• Typhus, scrub

• An acute infectious disease caused by orientia tsutsugamushi. It is limited to eastern and southeastern asia, india, northern australia, and the adjacent islands. Characteristics include the formation of a primary cutaneous lesion at the site of the bite of an infected mite, fever lasting about two weeks, and a maculopapular rash.

• 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 A75.3 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

• Disease, diseased - see also Syndrome
  • akamushi A75.3 (scrub typhus)
  • island A75.3 (scrub typhus)
  • Kedani A75.3 (scrub typhus)
  • shimamushi A75.3 (scrub typhus)
  • tsutsugamushi A75.3
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) R50.9
  ICD-10-CM Diagnosis Code R50.9

  Fever, unspecified

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

  Applicable To

  • Fever NOS
  • Fever of unknown origin [FUO]
  • Fever with chills
  • Fever with rigors
  • Hyperpyrexia NOS
  • Persistent fever
  • Pyrexia NOS
  • Japanese river A75.3
  • kedani A75.3
  • Sumatran mite A75.3
  • tsutsugamushi A75.3
• Infection, infected, infective (opportunistic) B99.9
  ICD-10-CM Diagnosis Code B99.9

  Unspecified infectious disease

  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • typhus A75.9
    ICD-10-CM Diagnosis Code A75.9

    Typhus fever, unspecified

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

    Applicable To

    • Typhus (fever) NOS
    • mite-borne A75.3
• Japanese
  • river fever A75.3
• Kedani fever A75.3
• Sumatran mite fever A75.3
• Tsutsugamushi A75.3 (disease) (fever)
• Typhus (fever) A75.9
  ICD-10-CM Diagnosis Code A75.9

  Typhus fever, unspecified

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

  Applicable To

  • Typhus (fever) NOS
  • due to Rickettsia
    • tsutsugamushi A75.3
  • mite-borne A75.3
  • Orientia Tsutsugamushi A75.3 (scrub typhus)
  • scrub A75.3 (China) (India) (Malaysia) (New Guinea)
  • tropical A75.3 (mite-borne)

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