Q93.0
Billable codeWhole chromosome monosomy, nonmosaicism (meiotic nondisjunction)
The ICD-10 code for whole chromosome monosomy, nonmosaicism (meiotic nondisjunction) is Q93.0.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- Q93.1Whole chromosome monosomy, mosaicism (mitotic nondisjunction)
- Q93.2Chromosome replaced with ring, dicentric or isochromosome
- Q93.3Deletion of short arm of chromosome 4
- Q93.4Deletion of short arm of chromosome 5
- Q93.5Other deletions of part of a chromosomenon-billable header
- Q93.7Deletions with other complex rearrangements
- Q93.8Other deletions from the autosomesnon-billable header
- Q93.9Deletion from autosomes, unspecified
- Q93.0Whole chromosome monosomy, nonmosaicism (meiotic nondisjunction)
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 7585Approximate match
Associated MS-DRGs
Q93.0 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.