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Q93Non-billableSave

Q93 - Monosomies and deletions from the autosomes, not elsewhere classified

ICD-10-CM Chapter 17: Congenital malformations, deformations and chromosomal abnormalities · Q90-Q99 Chromosomal abnormalities, not elsewhere classified (Q90-Q99) · Top-level category · FY2027

Coding Guidance

Q93 is a non-billable heading. Report one of the 9 more specific codes below.

Includes, Excludes and Coding Notes

Excludes 2 — Not Included HereFrom Q90-Q99 Chromosomal abnormalities, not elsewhere classified (Q90-Q99)

Not part of this code; report both codes when the patient has both conditions.

  • mitochondrial metabolic disorders (E88.4-)
Excludes 2 — Not Included HereFrom Chapter Q00-Q99

Not part of this code; report both codes when the patient has both conditions.

  • inborn errors of metabolism (E70-E88)
NotesFrom Chapter Q00-Q99

Instructional notes from the ICD-10-CM tabular list.

  • Codes from this chapter are not for use on maternal records

More Specific Codes (9)

Q93.0Whole chromosome monosomy, nonmosaicism (meiotic nondisjunction)→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 chromosome→Q93.7Deletions with other complex rearrangements→Q93.8Other deletions from the autosomes→Q93.9Deletion from autosomes, unspecified→

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with Q93.