ICD-10-CM › Q00-QA1 › Q80-Q89 › Q84 Other congenital malformations of... › Q84.4
Q84.4
Congenital leukonychia
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 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Congenital leukonychia
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.
- Leukonychia > congenital
- Leukopathia unguium > congenital
Codes in the same group
| Code | Description | Status |
|---|---|---|
| Q84.0 | Congenital alopecia | Valid |
| Q84.1 | Congenital morphological disturbances of hair, not elsewhere classified | Valid |
| Q84.2 | Other congenital malformations of hair | Valid |
| Q84.3 | Anonychia | Valid |
| Q84.5 | Enlarged and hypertrophic nails | Valid |
| Q84.6 | Other congenital malformations of nails | Valid |
| Q84.8 | Other specified congenital malformations of integument | Valid |
| Q84.9 | Congenital malformation of integument, unspecified | Valid |