All ICD10 Codes

Q13

Non-Billable
ChapterQ00–Q99
Rankcategory
Description

Congenital malformations of anterior segment of eye

About ICD-10-CM code Q13

Under Q00-Q99 Congenital Malformations, Deformations and Chromosomal Abnormalities, within Congenital malformations of eye, ear, face and neck (Q10-Q18), ICD-10-CM code Q13 describes Congenital malformations of anterior segment of eye. This code cannot be billed directly because more specific child codes exist beneath it.

Use a more specific code (7 billable, 1 non-billable)
Q13.0Coloboma of irisQ13.1Absence of irisQ13.2Other congenital malformations of irisQ13.3Congenital corneal opacityQ13.4Other congenital corneal malformationsQ13.5Blue scleraQ13.8Other congenital malformations of anterior segment of eyehas subcodesQ13.9Congenital malformation of anterior segment of eye, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99).

CH17 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • inborn errors of metabolism (E70-E88)

Q10-Q18 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • 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)

Clinical Hierarchy

BillableHas subcodes
CH17Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Q10-Q18Congenital malformations of eye, ear, face and neck (Q10-Q18)
Q13Congenital malformations of anterior segment of eyeNot billable
Q13.0Coloboma of irisBillable
Q13.1Absence of irisBillable
Q13.2Other congenital malformations of irisBillable
Q13.3Congenital corneal opacityBillable
Q13.4Other congenital corneal malformationsBillable
Q13.5Blue scleraBillable
Q13.8Other congenital malformations of anterior segment of eyeSubcodes
Q13.9Congenital malformation of anterior segment of eye, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Q13:

blockQ10-Q18
Congenital malformations of eye, ear, face and neck (Q10-Q18)
View context instructions
chapterCH17
Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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