I34.1 NONRHEUMATIC MITRAL (VALVE) PROLAPSE

Code Information

  • Diagnosis Code: I34.1
  • Short Description: Nonrheumatic mitral (valve) prolapse
  • Long Description: Nonrheumatic mitral (valve) prolapse
  • Code Version: 2025 ICD-10-CM

The code I34.1 is VALID for claim submission

Code Classification

Synonyms

  • Arrhythmogenic bileaflet mitral prolapse
  • Degenerative mitral valve prolapse
  • Familial mitral valve prolapse
  • Hypogonadism with mitral valve prolapse and intellectual disability syndrome
  • Mitral cusp prolapse
  • Mitral valve anterior leaflet prolapse
  • Mitral valve posterior leaflet prolapse
  • Mitral valve prolapse
  • Mitral valve prolapse syndrome
  • Non-rheumatic mitral valve prolapse
  • Rheumatic mitral valve prolapse

Diagnostic Related Group(s)

The code I34.1 is grouped in the following Diagnostic Related Group(s) MS-DRG V43.0

  1. Cardiac Congenital And Valvular Disorders With Mcc (306)
  2. Cardiac Congenital And Valvular Disorders Without Mcc (307)

References to Index of Diseases and Injuries

The code I34.1 has the following ICD-10-CM references to the Index of Diseases and Injuries

  • Inclusion Terms:
    • Floppy nonrheumatic mitral valve syndrome
  • Type 1 Excludes Notes:
    • Marfan's syndrome (@Q87.4*-)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
I34.1 Right Arrow 424.0 Mitral valve disorder
This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
I34 Nonrheumatic mitral valve disorders
I34.0 Nonrheumatic mitral (valve) insufficiency
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
This page was last updated on: 10/1/2025
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