I00 – Rheumatic fever without heart involvement
ICD-10-CM 2027 diagnosis code · Acute rheumatic fever
ICD-10-CM code
I00
- Code
I00(claims format:I00)- Description
- Rheumatic fever without heart involvement
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 9. Diseases of the circulatory system (I00-I99)
- Block
- I00-I02 Acute rheumatic fever
Notes for I00
Includes:
- arthritis, rheumatic, acute or subacute
Index terms for I00
Entries in the ICD-10-CM alphabetic index that lead to this code:
Frequently asked questions
What is ICD-10 code I00?
I00 is the ICD-10-CM code for rheumatic fever without heart involvement, in the block I00-I02 (Acute rheumatic fever).
Is I00 a billable code?
Yes. I00 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
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.