A75.3 – Typhus fever due to Rickettsia tsutsugamushi
ICD-10-CM 2027 diagnosis code · Rickettsioses
ICD-10-CM code
A75.3
- Code
A75.3(claims format:A753)- Description
- Typhus fever due to Rickettsia tsutsugamushi
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 1. Certain infectious and parasitic diseases (A00-B99)
- Block
- A75-A79 Rickettsioses
- Parent codes
- A75
Notes for A75.3
Applicable to:
- Scrub (mite-borne) typhus
- Tsutsugamushi fever
- Typhus fever due to Orientia Tsutsugamushi (scrub typhus)
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
A75 – Typhus fever
Excludes1 (not coded here):
- rickettsiosis due to Ehrlichia sennetsu (A79.81)
Index terms for A75.3
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Kedani fever
- Typhus, scrub
- Tsutsugamushi
- Fever, kedani
- Typhus, tropical
- Typhus, mite-borne
- Sumatran mite fever
- Fever, Sumatran mite
- Fever, tsutsugamushi
- Fever, Japanese river
- Japanese, river fever
- Disease, diseased, island
- Disease, diseased, Kedani
- Disease, diseased, akamushi
- Disease, diseased, shimamushi
- Typhus, Orientia Tsutsugamushi
- Disease, diseased, tsutsugamushi
- Typhus, due to Rickettsia, tsutsugamushi
- Infection, infected, infective, typhus, mite-borne
Related codes in A75
Frequently asked questions
What is ICD-10 code A75.3?
A75.3 is the ICD-10-CM code for typhus fever due to Rickettsia tsutsugamushi, in the block A75-A79 (Rickettsioses).
Is A75.3 a billable code?
Yes. A75.3 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does A75.3 belong to?
It belongs to category A75 – Typhus fever.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.