ICD-10-CM
ICD-10 code for Typhus: A75.9
The ICD-10-CM index points "Typhus" to A75 (Typhus fever), a header that is not billable. When nothing more specific is documented, the billable code is A75.9, Typhus fever, unspecified.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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Index subterms
A header groups codes and is not billed. A billable code is one you can report.
- A77.1African tick, Spotted fever due to Rickettsia conoriiBillable
- A95.9amarillic, Yellow fever, unspecifiedBillable
- A75.9brain, Typhus fever, unspecified, and G94 for the manifestationBillable
- A75.9cerebral, Typhus fever, unspecified, and G94 for the manifestationBillable
- A75.0classical, Epidemic louse-borne typhus fever due to Rickettsia prowazekiiBillable
- A75.2endemic (flea-borne), Typhus fever due to Rickettsia typhiBillable
- A75.0epidemic (louse-borne), Epidemic louse-borne typhus fever due to Rickettsia prowazekiiBillable
- A75.0exanthematic NEC, Epidemic louse-borne typhus fever due to Rickettsia prowazekiiBillable
- A75.0exanthematicus SAI, Epidemic louse-borne typhus fever due to Rickettsia prowazekiiBillable
- A75.2flea-borne, Typhus fever due to Rickettsia typhiBillable
- A77.1India tick, Spotted fever due to Rickettsia conoriiBillable
- A77.1Kenya (tick), Spotted fever due to Rickettsia conoriiBillable
- A75.0louse-borne, Epidemic louse-borne typhus fever due to Rickettsia prowazekiiBillable
- A75.2Mexican, Typhus fever due to Rickettsia typhiBillable
- A75.3mite-borne, Typhus fever due to Rickettsia tsutsugamushiBillable
- A75.2murine, Typhus fever due to Rickettsia typhiBillable
- A77.2North Asian tick-borne, Spotted fever due to Rickettsia sibericaBillable
- A75.3Orientia Tsutsugamushi (scrub typhus), Typhus fever due to Rickettsia tsutsugamushiBillable
- A75.9petechial, Typhus fever, unspecifiedBillable
- A77.3Queensland tick, Spotted fever due to Rickettsia australisBillable
- A75.2rat, Typhus fever due to Rickettsia typhiBillable
- A75.1recrudescent, Recrudescent typhus [Brill's disease]Billable
- A77.0Sao Paulo, Spotted fever due to Rickettsia rickettsiiBillable
- A75.3scrub (China) (India) (Malaysia) (New Guinea), Typhus fever due to Rickettsia tsutsugamushiBillable
- A75.2shop (of Malaysia), Typhus fever due to Rickettsia typhiBillable
- A77.2Siberian tick, Spotted fever due to Rickettsia sibericaBillable
- A77.9tick-borne, Spotted fever, unspecifiedBillable
- A75.3tropical (mite-borne), Typhus fever due to Rickettsia tsutsugamushiBillable
More specific codes in A75
A header groups codes and is not billed. A billable code is one you can report.
Excludes1
Excludes1 means these codes are not reported together.
From A75. A note on a category applies to every code under it.
Related conditions
Related pages
- A75.9 code detailsNotes, nearby codes, CMS-HCC group
- Category A75Every code under it
- Chapter 1Certain infectious and parasitic diseases
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Typhus?
The ICD-10-CM index points "Typhus" to A75 (Typhus fever), a header that is not billable. When nothing more specific is documented, the billable code is A75.9, Typhus fever, unspecified.
Is A75.9 billable?
Yes. A75.9 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to A75.9?
The CDC tabular list gives 1 Excludes1 note (not coded together) for A75.9 and the categories above it. They are listed on this page.
What chapter is A75.9 in?
Chapter 1. Certain infectious and parasitic diseases.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.