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Q97 Oth sex chromosome abnormalities, female phenotype, NEC

ICD-10-CM category Q97 sits in Chapter 17 (Congenital malformations, deformations and chromosomal abnormalities, Q00-Q99). It contains 6 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Billable codes in Q97

CodeDescription
Q97.0Karyotype 47, XXX
Q97.1Female with more than three X chromosomes
Q97.2Mosaicism, lines with various numbers of X chromosomes
Q97.3Female with 46, XY karyotype
Q97.8Other specified sex chromosome abnormalities, female phenotype
Q97.9Sex chromosome abnormality, female phenotype, unspecified

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