A77.1 – Spotted fever due to Rickettsia conorii
ICD-10-CM 2027 diagnosis code · Rickettsioses
ICD-10-CM code
A77.1
- Code
A77.1(claims format:A771)- Description
- Spotted fever due to Rickettsia conorii
- 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
- A77
Notes for A77.1
Applicable to:
- African tick typhus
- Boutonneuse fever
- India tick typhus
- Kenya tick typhus
- Marseilles fever
- Mediterranean tick fever
Index terms for A77.1
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Kenya fever
- Fever, Kenya
- Typhus, Kenya
- Marseilles fever
- Fever, Marseilles
- Fever, boutonneuse
- Typhus, India tick
- Typhus, African tick
- Mediterranean, tick fever
- Fever, Mediterranean, tick
- Fever, tick, Mediterranean
- Mediterranean, fever, tick
- Disease, diseased, Conor and Bruch's
- Fever, spotted, due to Rickettsia, conorii
- Infection, infected, infective, typhus, tick-borne, African
Related codes in A77
Frequently asked questions
What is ICD-10 code A77.1?
A77.1 is the ICD-10-CM code for spotted fever due to Rickettsia conorii, in the block A75-A79 (Rickettsioses).
Is A77.1 a billable code?
Yes. A77.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does A77.1 belong to?
It belongs to category A77 – Spotted fever [tick-borne rickettsioses].
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.