ICD-10-CM › Q00-QA1 › Q90-Q99 › Q99 Other chromosome abnormalities,... › Q99.0
Chimera 46, XX/46, XY
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 Chimera 46, XX/46, XY
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 the Q90-Q99 section Chromosomal abnormalities, not elsewhere classified (Q90-Q99)
Excludes2 - not included here
- mitochondrial metabolic disorders (E88.4-)
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.
- Chimera 46,XX/46,XY
- Hermaphrodite, hermaphroditism > 46,XX/46,XY
- Hermaphrodite, hermaphroditism > chimera 46,XX/46,XY
Codes in the same group
| Code | Description | Status |
|---|---|---|
| Q99.1 | 46, XX true hermaphrodite | Valid |
| Q99.2 | Fragile X chromosome | Valid |
| Q99.8 | Other specified chromosome abnormalities | Not billable |
| Q99.9 | Chromosomal abnormality, unspecified | Valid |