I05.1
BillableRheumatic mitral insufficiency
I05.1 is the ICD-10-CM code for Rheumatic mitral insufficiency. It is a billable, specific code valid for reimbursement.
I00-I99 Diseases of the circulatory system
What this means — in plain language
MedlinePlus · NIHWhat are heart valve diseases? Heart valve disease happens when one or more of your heart valves don't work well. Your heart has four valves: the tricuspid, pulmonary, mitral, and aortic valves. The valves have flaps that open and close. The flaps make sure that blood flows in the right direction through your heart and to the rest of your body. When your heart beats, the flaps open to let blood through. Between…
Read more about Heart Valve Diseases at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •Rheumatic mitral incompetence
- •Rheumatic mitral regurgitation
Excludes1 — not coded here
- •mitral insufficiency not specified as rheumatic (I34.0)
Frequently asked questions
- What is ICD-10 code I05.1?
- I05.1 is the ICD-10-CM code for "Rheumatic mitral insufficiency". It falls under I00-I99 Diseases of the circulatory system.
- Is I05.1 a billable code?
- Yes — I05.1 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from I05.1?
- Excludes1 (not coded here): mitral insufficiency not specified as rheumatic (I34.0).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
Look up another ICD-10 code or condition