Q23.2

Congenital mitral stenosis

Billable / specificPOA exempt

Q23.2 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Congenital mitral atresia

Includes (from Q23)

  • Note: Codes from this chapter are not for use on maternal records

Excludes2

Not included here — may be reported together when both conditions exist.

  • inborn errors of metabolism (E70-E88) (from Q23)

Also known as

  • Congenital mitral atresia
  • Anomaly, anomalous, mitral, stenosis
  • Atresia, atretic, mitral valve
  • Deformity, mitral, parachute
  • Deformity, mitral, stenosis, congenital
  • Disease, diseased, Duroziez's
  • Duroziez's disease
  • Fusion, fused, commissure, mitral valve
  • Fusion, fused, cusps, heart valve NEC, mitral
  • Parachute mitral valve
  • Stenosis, stenotic, mitral, congenital
  • Stenosis, stenotic, valve, congenital, mitral
  • Stricture, heart, valve, mitral
  • Stricture, valve, congenital, mitral
  • Supernumerary, cusps, heart valve NEC, mitral
  • Supernumerary, mitral cusps

Parent code

  • Q23Congenital malformations of aortic and mitral valvesHeader

Related codes

  • Q23.0Congenital stenosis of aortic valveBillable
  • Q23.1Congenital insufficiency of aortic valveBillable
  • Q23.3Congenital mitral insufficiencyBillable
  • Q23.4Hypoplastic left heart syndromeBillable
  • Q23.8Other congenital malformations of aortic and mitral valvesHeader
  • Q23.9Congenital malformation of aortic and mitral valves, unspecifiedBillable

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