2020 ICD-10-CM Diagnosis Code Q12

Congenital lens malformations

    2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
  • Q12 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2020 edition of ICD-10-CM Q12 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of Q12 - other international versions of ICD-10 Q12 may differ.
The following code(s) above Q12 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to Q12:
  • Q00-Q99
    2020 ICD-10-CM Range Q00-Q99

    Congenital malformations, deformations and chromosomal abnormalities

    Note
    • Codes from this chapter are not for use on maternal records
    Type 2 Excludes
    • inborn errors of metabolism (E70-E88)
    Congenital malformations, deformations and chromosomal abnormalities
  • Q10-Q18
    2020 ICD-10-CM Range Q10-Q18

    Congenital malformations of eye, ear, face and neck

    Type 2 Excludes
    • cleft lip and cleft palate (Q35-Q37)
    • congenital malformation of cervical spine (Q05.0, Q05.5, Q67.5, Q76.0-Q76.4)
    • congenital malformation of larynx (Q31.-)
    • congenital malformation of lip NEC (Q38.0)
    • congenital malformation of nose (Q30.-)
    • congenital malformation of parathyroid gland (Q89.2)
    • congenital malformation of thyroid gland (Q89.2)
    Congenital malformations of eye, ear, face and neck
Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
Code annotations containing back-references to Q12:
  • Type 1 Excludes: H27
    ICD-10-CM Diagnosis Code H27

    Other disorders of lens

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • congenital lens malformations (Q12.-)
    • mechanical complications of intraocular lens implant (T85.2)
    • pseudophakia (Z96.1)
ICD-10-CM Codes Adjacent To Q12
Q10.3 Other congenital malformations of eyelid
Q10.4 Absence and agenesis of lacrimal apparatus
Q10.5 Congenital stenosis and stricture of lacrimal duct
Q10.6 Other congenital malformations of lacrimal apparatus
Q10.7 Congenital malformation of orbit
Q11 Anophthalmos, microphthalmos and macrophthalmos
Q11.0 Cystic eyeball
Q11.1 Other anophthalmos
Q11.2 Microphthalmos
Q11.3 Macrophthalmos
Q12 Congenital lens malformations
Q12.0 Congenital cataract
Q12.1 Congenital displaced lens
Q12.2 Coloboma of lens
Q12.3 Congenital aphakia
Q12.4 Spherophakia
Q12.8 Other congenital lens malformations
Q12.9 Congenital lens malformation, unspecified
Q13 Congenital malformations of anterior segment of eye
Q13.0 Coloboma of iris
Q13.1 Absence of iris

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.