ICD-10-CM › Q00-QA1 › Q90-Q99 › Q93 Monosomies and deletions from the... › Q93.2

Q93.2

Chromosome replaced with ring, dicentric or isochromosome

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

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.

  1. FY2007 Added to the draft code set draft Chromosome replaced with ring, dicentric or isochromosome

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.

Codes in the same group

CodeDescriptionStatus
Q93.0 Whole chromosome monosomy, nonmosaicism (meiotic nondisjunction) Valid
Q93.1 Whole chromosome monosomy, mosaicism (mitotic nondisjunction) Valid
Q93.3 Deletion of short arm of chromosome 4 Valid
Q93.4 Deletion of short arm of chromosome 5 Valid
Q93.5 Other deletions of part of a chromosome Not billable
Q93.7 Deletions with other complex rearrangements Valid
Q93.8 Other deletions from the autosomes Not billable
Q93.9 Deletion from autosomes, unspecified Valid