G71.19

Other specified myotonic disorders

Billable / specific

G71.19 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

  • Myotonia fluctuans
  • Myotonia permanens
  • Neuromyotonia [Isaacs]
  • Paramyotonia congenita (of von Eulenburg)
  • Pseudomyotonia
  • Symptomatic myotonia

Excludes2

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

  • certain conditions originating in the perinatal period (P04-P96) (from G71)
  • certain infectious and parasitic diseases (A00-B99) (from G71)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A) (from G71)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from G71)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from G71)
  • injury, poisoning and certain other consequences of external causes (S00-T88) (from G71)
  • neoplasms (C00-D49) (from G71)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from G71)
  • arthrogryposis multiplex congenita (Q74.3) (from G71)
  • metabolic disorders (E70-E88) (from G71)
  • myositis (M60.-) (from G71)

Also known as

  • Myotonia fluctuans
  • Myotonia permanens
  • Neuromyotonia [Isaacs]
  • Paramyotonia congenita (of von Eulenburg)
  • Pseudomyotonia
  • Symptomatic myotonia
  • Cataract, associated with myotonic disorders
  • Cataract, in myotonic disorders
  • Cataract, myotonic
  • Disease, diseased, Eulenburg's
  • Disease, diseased, von Eulenburg's
  • Disorder, myotonic NEC
  • Eulenburg's disease
  • Myotonia, fluctuans
  • Myotonia, permanens
  • Myotonia, symptomatic
  • Neuromyotonia
  • Paramyotonia
  • Von Eulenburg's disease

Parent code

  • G71.1Myotonic disordersHeader

Related codes

  • G71.11Myotonic muscular dystrophyBillable
  • G71.12Myotonia congenitaBillable
  • G71.13Myotonic chondrodystrophyBillable
  • G71.14Drug induced myotoniaBillable

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