I01.8 – Other acute rheumatic heart disease

ICD-10-CM 2027 diagnosis code · Acute rheumatic fever

Billable code

ICD-10-CM code I01.8
Code
I01.8 (claims format: I018)
Description
Other acute rheumatic heart disease
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
Parent codes
I01

Notes for I01.8

Applicable to:
  • Any condition in I00 with other or multiple types of heart involvement
  • Acute rheumatic pancarditis

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

I01 – Rheumatic fever with heart involvement

Excludes1 (not coded here):
  • chronic diseases of rheumatic origin (I05-I09) unless rheumatic fever is also present or there is evidence of reactivation or activity of the rheumatic process.

Index terms for I01.8

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in I01

Frequently asked questions

What is ICD-10 code I01.8?

I01.8 is the ICD-10-CM code for other acute rheumatic heart disease, in the block I00-I02 (Acute rheumatic fever).

Is I01.8 a billable code?

Yes. I01.8 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does I01.8 belong to?

It belongs to category I01 – Rheumatic fever with heart involvement.

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.