Q97.2
Billable codeMosaicism, lines with various numbers of X chromosomes
The ICD-10 code for mosaicism, lines with various numbers of x chromosomes is Q97.2.
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
- Q97.0Karyotype 47, XXX
- Q97.1Female with more than three X chromosomes
- Q97.3Female with 46, XY karyotype
- Q97.8Other specified sex chromosome abnormalities, female phenotype
- Q97.9Sex chromosome abnormality, female phenotype, unspecified
- Q97.2Mosaicism, lines with various numbers of X chromosomes
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 75881Approximate match
Associated MS-DRGs
Q97.2 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.
- DRG 729Other Male Reproductive System Diagnoses with CC/MCC
- DRG 730Other Male Reproductive System Diagnoses without CC/MCC
- DRG 742Uterine and Adnexa Procedures for Non-Malignancy with CC/MCC
- DRG 743Uterine and Adnexa Procedures for Non-Malignancy without CC/MCC
- DRG 760Menstrual and Other Female Reproductive System Disorders with CC/MCC
- DRG 761Menstrual and Other Female Reproductive System Disorders without CC/MCC