ICD-10-CM › G00-G99 › G70-G73 › G71.2 Congenital myopathies › G71.21
G71.21
Nemaline myopathy
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2021 to now.
- FY2021 Added to the code set Nemaline myopathy
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from G71 Primary disorders of muscles
Excludes2 - not included here
- arthrogryposis multiplex congenita (Q74.3)
- metabolic disorders (E70-E88)
- myositis (M60.-)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Myopathy > rod
- Myopathy > nemaline
- Disease, diseased > rod body
- Disease, diseased > nemaline body
Codes in the same group
| Code | Description | Status |
|---|---|---|
| G71.20 | Congenital myopathy, unspecified | Valid |
| G71.22 | Centronuclear myopathy | Not billable |
| G71.29 | Other congenital myopathy | Valid |