eMedCodes logo

G71.12 - Myotonia congenita


The ICD 10 Code for Myotonia congenita is listed as G71.12.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: G71.12
Description: Myotonia congenita
  • Acetazolamide responsive myotonia congenita
  • Dominant myotonia congenita [Thomsen disease]
  • Myotonia levior
  • Recessive myotonia congenita [Becker disease]
Diagnostic Related Groups
(MS-DRG v30.0)
091 - Other Disorders Of Nervous System W Mcc
092 - Other Disorders Of Nervous System W Cc
093 - Other Disorders Of Nervous System W/o Cc/mcc
Chapter Diseases of the nervous system (G00-G99)
Block Diseases of myoneural junction and muscle (G70-G73)
Parent G71.1 - Myotonic disorders
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 359.22 - Myotonia congenita
ICD-10-CM Siblings (same level / similar specificity) of G71.12:
G71.11 - Myotonic muscular dystrophy
G71.13 - Myotonic chondrodystrophy
G71.14 - Drug induced myotonia
G71.19 - Other specified myotonic disorders