All ICD10 Codes

Q93

Non-Billable
ChapterQ00–Q99
Rankcategory
Official Description

Monosomies and deletions from the autosomes, not elsewhere classified

Use a more specific code (7 billable, 2 non-billable)
Q93.0Whole chromosome monosomy, nonmosaicism (meiotic nondisjunction)Q93.1Whole chromosome monosomy, mosaicism (mitotic nondisjunction)Q93.2Chromosome replaced with ring, dicentric or isochromosomeQ93.3Deletion of short arm of chromosome 4Q93.4Deletion of short arm of chromosome 5Q93.5Other deletions of part of a chromosomehas subcodesQ93.7Deletions with other complex rearrangementsQ93.8Other deletions from the autosomeshas subcodesQ93.9Deletion from autosomes, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99).

CH17 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • inborn errors of metabolism (E70-E88)

Q90-Q99 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • mitochondrial metabolic disorders (E88.4-)

Clinical Hierarchy

BillableHas subcodes
CH17Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Q90-Q99Chromosomal abnormalities, not elsewhere classified (Q90-Q99)
Q93Monosomies and deletions from the autosomes, not elsewhere classifiedNot billable
Q93.0Whole chromosome monosomy, nonmosaicism (meiotic nondisjunction)Billable
Q93.1Whole chromosome monosomy, mosaicism (mitotic nondisjunction)Billable
Q93.2Chromosome replaced with ring, dicentric or isochromosomeBillable
Q93.3Deletion of short arm of chromosome 4Billable
Q93.4Deletion of short arm of chromosome 5Billable
Q93.5Other deletions of part of a chromosomeSubcodes
Q93.7Deletions with other complex rearrangementsBillable
Q93.8Other deletions from the autosomesSubcodes
Q93.9Deletion from autosomes, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Q93:

blockQ90-Q99
Chromosomal abnormalities, not elsewhere classified (Q90-Q99)
View context instructions
chapterCH17
Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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