G71.12
BillableMyotonia congenita
G71.12 is the ICD-10-CM code for Myotonia congenita. It is a billable, specific code valid for reimbursement.
G00-G99 Diseases of the nervous system
Includes
- •Acetazolamide responsive myotonia congenita
- •Dominant myotonia congenita [Thomsen disease]
- •Myotonia levior
- •Recessive myotonia congenita [Becker disease]
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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