Is ICD-10-CM code I06 billable?

No, I06 (Rheumatic aortic valve diseases) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code I06 belong to?

I06 belongs to Chapter 9 of the ICD-10-CM tabular list: I00–I99 (Diseases of the Circulatory System).

I06

Non-Billable

ChapterI00–I99

Rankcategory

Description

Rheumatic aortic valve diseases

About ICD-10-CM code I06

The ICD-10-CM tabular list places Rheumatic aortic valve diseases at code I06, inside I00-I99 Diseases of the Circulatory System, within Chronic rheumatic heart diseases (I05-I09). You should not submit this code on claims since it lacks billing specificity, use a child code.

Use a more specific code (5 billable)

I06.0Rheumatic aortic stenosis I06.1Rheumatic aortic insufficiency I06.2Rheumatic aortic stenosis with insufficiency I06.8Other rheumatic aortic valve diseases I06.9Rheumatic aortic valve disease, unspecified

Metadata & Insights

•Non-billable category (requires more specific sub-code).
•Chapter 9: Diseases of the Circulatory System (I00-I99).

CH9 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)

certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
endocrine, nutritional and metabolic diseases (E00-E88)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
systemic connective tissue disorders (M30-M36)
transient cerebral ischemic attacks and related syndromes (G45.-)

Instructional Notes

Excludes2(Not included here. Code separately if applicable.)

aortic valve disease not specified as rheumatic (I35.-)
aortic valve disease with mitral and/or tricuspid valve involvement (I08.-)

Clinical Hierarchy

BillableHas subcodes

CH9Diseases of the circulatory system (I00-I99)

I05-I09Chronic rheumatic heart diseases (I05-I09)

I06Rheumatic aortic valve diseasesNot billable

I06.0Rheumatic aortic stenosisBillable

I06.1Rheumatic aortic insufficiencyBillable

I06.2Rheumatic aortic stenosis with insufficiencyBillable

I06.8Other rheumatic aortic valve diseasesBillable

I06.9Rheumatic aortic valve disease, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I06:

chapterCH9

Diseases of the circulatory system (I00-I99)

View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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