ICD-10-CM Codes
I00-I99
I30-I5A
I34-
2023 ICD-10-CM Diagnosis Code I34.9

2023 ICD-10-CM Diagnosis Code I34.9

Nonrheumatic mitral valve disorder, unspecified

2016

2017

2018

2019

2020

2021

2022

2023

Billable/Specific Code

I34.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2023 edition of ICD-10-CM I34.9 became effective on October 1, 2022.
This is the American ICD-10-CM version of I34.9 - other international versions of ICD-10 I34.9 may differ.

The following code(s) above I34.9 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

Applicable To annotations, or
Code Also annotations, or
Code First annotations, or
Excludes1 annotations, or
Excludes2 annotations, or
Includes annotations, or
Note annotations, or
Use Additional annotations

that may be applicable to I34.9:

I00-I99
2023 ICD-10-CM Range I00-I99
Diseases of the circulatory system
Type 2 Excludes
- 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.-)
Diseases of the circulatory system
I34
ICD-10-CM Diagnosis Code I34
Nonrheumatic mitral valve disorders
Type 1 Excludes
- mitral valve disease (I05.9)
- mitral valve failure (I05.8)
- mitral valve stenosis (I05.0)
- mitral valve disorder of unspecified cause with diseases of aortic and/or tricuspid valve(s) (I08.-)
- mitral valve disorder of unspecified cause with mitral stenosis or obstruction (I05.0)
- mitral valve disorder specified as congenital (Q23.2, Q23.9)
- mitral valve disorder specified as rheumatic (I05.-)
Nonrheumatic mitral valve disorders

Approximate Synonyms

Mitral valve disease
Non-rheumatic mitral valve disease

ICD-10-CM I34.9 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):

306 Cardiac congenital and valvular disorders with mcc
307 Cardiac congenital and valvular disorders without mcc

Convert I34.9 to ICD-9-CM

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change
2022 (effective 10/1/2021): No change
2023 (effective 10/1/2022): No change

Diagnosis Index entries containing back-references to I34.9:

Disease, diseased - see also Syndrome
- mitral (valve) I05.9
  ICD-10-CM Diagnosis Code I05.9
  Rheumatic mitral valve disease, unspecified
  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  Applicable To
  Rheumatic mitral (valve) disorder (chronic) NOS
  - nonrheumatic I34.9

ICD-10-CM Codes Adjacent To I34.9

I33 Acute and subacute endocarditis

I33.0 Acute and subacute infective endocarditis

I33.9 Acute and subacute endocarditis, unspecified

I34 Nonrheumatic mitral valve disorders

I34.0 Nonrheumatic mitral (valve) insufficiency

I34.1 Nonrheumatic mitral (valve) prolapse

I34.2 Nonrheumatic mitral (valve) stenosis

I34.8 Other nonrheumatic mitral valve disorders

I34.81 Nonrheumatic mitral (valve) annulus calcification

I34.89 Other nonrheumatic mitral valve disorders

I34.9 Nonrheumatic mitral valve disorder, unspecified

I35 Nonrheumatic aortic valve disorders

I35.0 Nonrheumatic aortic (valve) stenosis

I35.1 Nonrheumatic aortic (valve) insufficiency

I35.2 Nonrheumatic aortic (valve) stenosis with insufficiency

I35.8 Other nonrheumatic aortic valve disorders

I35.9 Nonrheumatic aortic valve disorder, unspecified

I36 Nonrheumatic tricuspid valve disorders

I36.0 Nonrheumatic tricuspid (valve) stenosis

I36.1 Nonrheumatic tricuspid (valve) insufficiency

I36.2 Nonrheumatic tricuspid (valve) stenosis with insufficiency

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

2023 ICD-10-CM Diagnosis Code I34.9

Nonrheumatic mitral valve disorder, unspecified

Diseases of the circulatory system

Nonrheumatic mitral valve disorders

Rheumatic mitral valve disease, unspecified