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ICD-10-CM Codes
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A00-B99
Certain infectious and parasitic diseases
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A90-A99
Arthropod-borne viral fevers and viral hemorrhagic fevers
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A93-
Other arthropod-borne viral fevers, not elsewhere classified
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2022 ICD-10-CM Diagnosis Code A93.2
2022 ICD-10-CM Diagnosis Code A93.2
Colorado tick fever
2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
- A93.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2022 edition of ICD-10-CM A93.2 became effective on October 1, 2021.
- This is the American ICD-10-CM version of A93.2 - other international versions of ICD-10 A93.2 may differ.
The following code(s) above
A93.2 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
A93.2:
Clinical Information
- A febrile illness characterized by chills, aches, vomiting, leukopenia, and sometimes encephalitis. It is caused by the colorado tick fever virus, a reovirus transmitted by the tick dermacentor andersoni.
ICD-10-CM A93.2 is grouped within Diagnostic Related Group(s) (MS-DRG v39.0):
- 865 Viral illness with mcc
- 866 Viral illness without mcc
Convert A93.2 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
- American
- mountain tick fever A93.2
- 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 Billable/Specific Code
Applicable To- Fever NOS
- Fever of unknown origin [FUO]
- Fever with chills
- Fever with rigors
- Hyperpyrexia NOS
- Persistent fever
- Pyrexia NOS
- American
- mountain - see also Brucellosis
- tick A93.2 (American) (Colorado) (viral)
- tick
- American mountain A93.2
- Colorado A93.2
- mountain A93.2
- nonexanthematous A93.2
- Colorado tick A93.2 (virus)
- non-exanthematous tick A93.2
- Mountain
- Nonexanthematous tick fever A93.2
ICD-10-CM Codes Adjacent To A93.2
A92.32 …… with other neurologic manifestation
A92.39 …… with other complications
A92.8 Other specified mosquito-borne viral fevers
A92.9 Mosquito-borne viral fever, unspecified
A93 Other arthropod-borne viral fevers, not elsewhere classified
A93.0 Oropouche virus disease
A93.2
Colorado tick fever
A93.8 Other specified arthropod-borne viral fevers
A94 Unspecified arthropod-borne viral fever
A95.0 Sylvatic yellow fever
A95.9 Yellow fever, unspecified
A96 Arenaviral hemorrhagic fever
A96.0 Junin hemorrhagic fever
A96.1 Machupo hemorrhagic fever
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.