G71.19

Billable

Other specified myotonic disorders

G71.19 is the ICD-10-CM code for Other specified myotonic disorders. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
G00-G99
Parent
G71.1
Edition
FY2026

G00-G99 Diseases of the nervous system

What this means — in plain language

MedlinePlus · NIH

Neuromuscular disorders affect your neuromuscular system. They can cause problems with: The nerves that control your muscles Your muscles Communication between your nerves and muscles These disorders can cause your muscles to become weak and waste away. You may also have symptoms such as spasms, twitching, and pain. Examples of neuromuscular disorders include: Amyotrophic lateral sclerosis Muscular dystrophy…

Read more about Neuromuscular Disorders at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

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

Frequently asked questions

What is ICD-10 code G71.19?
G71.19 is the ICD-10-CM code for "Other specified myotonic disorders". It falls under G00-G99 Diseases of the nervous system.
Is G71.19 a billable code?
Yes — G71.19 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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