2019/2020

  1. ICD-10-CM Codes
    2. ›
  2. Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities
    3. ›
  3. Q10-Q18 Congenital malformations of eye, ear, face and neck
    4. ›
  4. Q13- Congenital malformations of anterior segment of eye
    5. ›

2020 ICD-10-CM Diagnosis Code Q13.4

Other congenital corneal malformations

    2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
  • Q13.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM Q13.4 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of Q13.4 - other international versions of ICD-10 Q13.4 may differ.
Applicable To
  • Congenital malformation of cornea NOS
  • Microcornea
  • Peter's anomaly
The following code(s) above Q13.4 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 Q13.4:
  • 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
Approximate Synonyms
  • Congenital anomaly of cornea
  • Congenital corneal anomaly
  • Congenital corneal anomaly (eye condition)
  • Irido-corneo-trabecular dysgenesis
  • Megalocornea
  • Megalocornea (eye condition)
  • Peters anomaly
  • Peters anomaly (eye condition)
Present On Admission
POA Help
"Present On Admission" is defined as present at the time the order for inpatient admission occurs — conditions that develop during an outpatient encounter, including emergency department, observation, or outpatient surgery, are considered POA.
  • Q13.4 is considered exempt from POA reporting.
ICD-10-CM Q13.4 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 124 Other disorders of the eye with mcc
  • 125 Other disorders of the eye without mcc

Convert Q13.4 to ICD-9-CM

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 Q13.4:
  • Type 1 Excludes: H18.7
    ICD-10-CM Diagnosis Code H18.7

    Other and unspecified corneal deformities

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 1 Excludes

Diagnosis Index entries containing back-references to Q13.4:
  • Anomaly, anomalous (congenital) (unspecified type) Q89.9
    ICD-10-CM Diagnosis Code Q89.9

    Congenital malformation, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
    Applicable To
    • Congenital anomaly NOS
    • Congenital deformity NOS
    • cornea Q13.4 (shape)
    • Peter's Q13.4
  • Axenfeld's
    • degeneration Q13.4 (calcareous)
  • Cornea - see also condition
    • plana Q13.4
  • Deformity Q89.9
    ICD-10-CM Diagnosis Code Q89.9

    Congenital malformation, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
    Applicable To
    • Congenital anomaly NOS
    • Congenital deformity NOS
    • cornea (acquired) H18.70
      ICD-10-CM Diagnosis Code H18.70

      Unspecified corneal deformity

        2016 2017 2018 2019 2020 Billable/Specific Code
      • congenital Q13.4
  • Embryotoxon Q13.4
  • Irregular, irregularity
  • Keratectasia - see also Ectasia, cornea
    • congenital Q13.4
  • Keratoconus H18.60-
    ICD-10-CM Diagnosis Code H18.60-

    Keratoconus, unspecified

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    • congenital Q13.4
  • Keratomegaly Q13.4
  • Malformation (congenital) - see also Anomaly
    • cornea Q13.4
  • Melanosis L81.4
    ICD-10-CM Diagnosis Code L81.4

    Other melanin hyperpigmentation

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Lentigo
  • Microcornea Q13.4 (congenital)
  • Peter's anomaly Q13.4

ICD-10-CM Codes Adjacent To Q13.4
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
Q13.2 Other congenital malformations of iris
Q13.3 Congenital corneal opacity
Q13.4 Other congenital corneal malformations
Q13.5 Blue sclera
Q13.8 Other congenital malformations of anterior segment of eye
Q13.81 Rieger's anomaly
Q13.89 Other congenital malformations of anterior segment of eye
Q13.9 Congenital malformation of anterior segment of eye, unspecified
Q14 Congenital malformations of posterior segment of eye
Q14.0 Congenital malformation of vitreous humor
Q14.1 Congenital malformation of retina
Q14.2 Congenital malformation of optic disc
Q14.3 Congenital malformation of choroid

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

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