2026 ICD-10-CM Diagnosis Code I07.1Rheumatic tricuspid insufficiency
ICD-10-CM Codes›I00–I99›I05-I09›I07
- Billable — Valid for Submission
- Chronic Condition
I07.1 is a billable ICD-10-CM diagnosis code for rheumatic tricuspid insufficiency. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 306 through 307. Coders also document this condition as mild tricuspid valve regurgitation. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Chronic rheumatic heart disease.
Code Identity
Code Classification
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Mild tricuspid valve regurgitation
- Moderate tricuspid valve regurgitation
- Rheumatic disease of tricuspid valve
- Rheumatic tricuspid valve regurgitation
- Severe tricuspid valve regurgitation
- Tricuspid valve regurgitation
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
Inclusion Terms
- Tricuspid (valve) insufficiency (rheumatic)
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.
Index to Diseases and InjuriesGuidance
Alphabetical index entries that point to this code.
External Cause of Injuries IndexGuidance
References for this code in the External Cause of Injuries Index.
- Insufficiency, insufficient
- tricuspid (valve) (rheumatic)
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Patient EducationClinical
Heart Valve Diseases
Heart valve disease happens when one or more of your heart valves don't work well.
The full article covers:
- What are heart valve diseases?
- What are the types of heart valve diseases?
- What causes heart valve diseases?
- Who is more likely to develop heart valve diseases?
- What are the symptoms of heart valve diseases?
- What other problems can heart valve diseases cause?
- How is heart valve disease diagnosed?
- What are the treatments for heart valve diseases?
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert I07.1 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About I07.1Overview
Is I07.1 (Rheumatic tricuspid valve diseases) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report rheumatic tricuspid insufficiency on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
What MS-DRG does I07.1 group to?
When rheumatic tricuspid insufficiency is the principal diagnosis on an inpatient stay, it groups to MS-DRG 306, 307, with relative weights from 0.9132 to 1.5758 depending on complications. Higher weights mean higher Medicare reimbursement.
What is the ICD-9 equivalent of I07.1?
Under the General Equivalence Mappings, rheumatic tricuspid insufficiency converts to ICD-9-CM 397.0 (tricuspid valve disease). The mapping is approximate, so confirm the match fits the documentation.
Footnotes
[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:
- The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
- The condition places limitations on self-care, independent living, and social interactions.
