Q13.1

Billable

Absence of iris

Absence of iris

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Aniridia

Excludes 2

Conditions not included here, but the patient may have both

  • inborn errors of metabolism (E70-E88)
  • 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)

Use Additional Code

Additional codes that should follow this code

  • code for associated glaucoma (H42)

Also Known As / Clinical Terms

Frequently Asked Questions

What is ICD-10 code Q13.1?

ICD-10-CM code Q13.1 represents "Absence of iris". It is a billable/specific code that can be used on a claim.

Is Q13.1 a billable code?

Yes, Q13.1 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is Q13.1 in?

Q13.1 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).

Are additional codes required with Q13.1?

Yes, when using Q13.1 you should also code: code for associated glaucoma (H42).

What SNOMED CT codes does Q13.1 map to?

Q13.1 maps to 15 SNOMED CT concepts: 4135001, 253231007, 253232000, 69278003, 720467005, and 10 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for Q13.1?

Q13.1 is linked to 1 UMLS Concept Unique Identifier: C0003076. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.