Q91.1 - Trisomy 18, mosaicism (mitotic nondisjunction)

  • Applicable to Trisomy 18, mosaicism (mitotic nondisjunction)
  • The 2025 edition of ICD10-CM Q91.1 became effective on October 1, 2024.
  • This is the American ICD10-CM version of Q91.1 - other international versions of ICD10 Q91.1 may differ.
  • Q91.1 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

The following codes above Q91.1 contain annotation back-references that may be applicable to Q91.1:

Chapter: Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities

Section: Q90-Q99 Chromosomal abnormalities, not elsewhere classified

Category: Q91 Trisomy 18 and Trisomy 13

mosaicism icd 10
 
trisomy icd 10
 
Billable/Specific Code

Browse other similar CM codes

Q91.0
 
Q91.1
 
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Q91.3
 
Q91.4
 
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Q91.6
 
Q91.7
 

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