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Q12 Congenital lens malformations

ICD-10-CM category Q12 sits in Chapter 17 (Congenital malformations, deformations and chromosomal abnormalities, Q00-Q99). It contains 7 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 Q12

CodeDescription
Q12.0Congenital cataract
Q12.1Congenital displaced lens
Q12.2Coloboma of lens
Q12.3Congenital aphakia
Q12.4Spherophakia
Q12.8Other congenital lens malformations
Q12.9Congenital lens malformation, unspecified

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