ICD-10-CM Code For Other Congenital Malformations Of Eye: Group Overview

The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group Q15 includes congenital malformations of the eye not classified elsewhere, such as congenital cysts, malformations of the eyelids, and other specified developmental anomalies of ocular structures. These ICD-10-CM diagnosis codes are used to document congenital ocular defects, capturing anatomic involvement, laterality when specified, and clinical complexity relevant to surgical or medical management. Accurate coding within the ICD-10-CM Q15 group supports proper claim adjudication and complete clinical documentation for appropriate reimbursement.

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ICD-10-CM Q15: Other Congenital Malformations Of Eye Overview

This group includes congenital anomalies of the eye that are not classified elsewhere, affecting structures such as the globe, eyelids, and associated tissues. These conditions target the ocular system and can impact vision, ocular development, and facial anatomy. Accurate coding is important for complete clinical documentation and for appropriate reimbursement of services related to diagnostics and treatment.

When to Use

Use a code from this group when documenting a congenital ocular malformation that does not have a more specific ICD-10-CM code elsewhere and when the clinical record specifies the anomaly. Apply laterality or additional characters when provided by the medical record and required by the coding guidelines.

ICD-10-CM Codes

3 rows

ICD-10-CM Code	Description
Q15.0	Congenital glaucoma
Q15.8	Other specified congenital malformations of eye
Q15.9	Congenital malformation of eye, unspecified

DRG Codes

2 rows

DRG Code	Description
124	Other Disorders of the Eye with MCC or Thrombolytic Agent
125	Other Disorders of the Eye without MCC

Typical Clinical Scenarios

A full-term newborn in the nursery is noted to have an abnormally shaped globe with visible coloboma of the iris and chorioretinal defects on ophthalmic exam; the neonatologist orders an ophthalmology consult and genetic evaluation for associated syndromes because the malformation is congenital and impacts vision. A congenital, noninfectious structural eye malformation diagnosis from this group is assigned to describe the anatomic anomaly identified at birth. Typical codes: Q15.0, Q15.8
A pediatric patient with poor visual tracking and recurrent tearing is referred to a pediatric ophthalmologist, who documents eyelid and lacrimal drainage malformations causing chronic irritation and risk for amblyopia; imaging and exam confirm congenital structural abnormalities rather than acquired disease. The clinician assigns a code from this group to capture the congenital malformation as the underlying cause of the ongoing ocular symptoms and to support long-term ophthalmic management. Typical codes: Q15.8, Q15.9
An adult presenting to the emergency department after blunt facial trauma is found to have a previously undocumented congenital optic nerve anomaly that complicates assessment of acute vision loss; the emergency team documents the congenital malformation as a comorbidity affecting prognosis and imaging interpretation. A code from this group is used to record the preexisting congenital eye malformation alongside the acute traumatic injury. Typical codes: Q15.9, Q15.8}

ICD-10-CM Code For Congenital Malformations Of Eyelid Lacrimal Apparatus And Orbit: Group Overview

Q11-ANOPHTHALMOS-MICROPHTHALMOS-MACROPHTHALMOS

ICD-10-CM Code For Anophthalmos Microphthalmos And Macrophthalmos: Group Overview

Q13-CONGENITAL-MALFORMATIONS-ANTERIOR-SEGMENT

ICD-10-CM Code For Congenital Malformations Of Anterior Segment Of Eye: Group Overview

Q14-CONGENITAL-MALFORMATIONS-POSTERIOR-EYE

ICD-10-CM Code For Congenital Malformations Of Posterior Segment Of Eye: Group Overview

Q16-CONGENITAL-MALFORMATIONS-OF-EAR

ICD-10-CM Code For Congenital Malformations Of Ear Causing Impairment Of Hearing: Group Overview

Q17-OTHER-CONGENITAL-MALFORMATIONS-OF-EAR

ICD-10-CM Code For Other Congenital Malformations Of Ear: Group Overview

Q18-OTHER-CONGENITAL-MALFORMATIONS-FACE-NECK

ICD-10-CM Code For Other Congenital Malformations Of Face And Neck: Group Overview

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

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When to Use

ICD-10-CM Codes

3 rows

ICD-10-CM Code	Description
Q15.0	Congenital glaucoma
Q15.8	Other specified congenital malformations of eye
Q15.9	Congenital malformation of eye, unspecified

DRG Codes

2 rows

DRG Code	Description
124	Other Disorders of the Eye with MCC or Thrombolytic Agent
125	Other Disorders of the Eye without MCC

Typical Clinical Scenarios

A full-term newborn in the nursery is noted to have an abnormally shaped globe with visible coloboma of the iris and chorioretinal defects on ophthalmic exam; the neonatologist orders an ophthalmology consult and genetic evaluation for associated syndromes because the malformation is congenital and impacts vision. A congenital, noninfectious structural eye malformation diagnosis from this group is assigned to describe the anatomic anomaly identified at birth. Typical codes: Q15.0, Q15.8
A pediatric patient with poor visual tracking and recurrent tearing is referred to a pediatric ophthalmologist, who documents eyelid and lacrimal drainage malformations causing chronic irritation and risk for amblyopia; imaging and exam confirm congenital structural abnormalities rather than acquired disease. The clinician assigns a code from this group to capture the congenital malformation as the underlying cause of the ongoing ocular symptoms and to support long-term ophthalmic management. Typical codes: Q15.8, Q15.9
An adult presenting to the emergency department after blunt facial trauma is found to have a previously undocumented congenital optic nerve anomaly that complicates assessment of acute vision loss; the emergency team documents the congenital malformation as a comorbidity affecting prognosis and imaging interpretation. A code from this group is used to record the preexisting congenital eye malformation alongside the acute traumatic injury. Typical codes: Q15.9, Q15.8}

ICD-10-CM Code For Congenital Malformations Of Eyelid Lacrimal Apparatus And Orbit: Group Overview

Q11-ANOPHTHALMOS-MICROPHTHALMOS-MACROPHTHALMOS

ICD-10-CM Code For Anophthalmos Microphthalmos And Macrophthalmos: Group Overview

Q13-CONGENITAL-MALFORMATIONS-ANTERIOR-SEGMENT

ICD-10-CM Code For Congenital Malformations Of Anterior Segment Of Eye: Group Overview

Q14-CONGENITAL-MALFORMATIONS-POSTERIOR-EYE

ICD-10-CM Code For Congenital Malformations Of Posterior Segment Of Eye: Group Overview

Q16-CONGENITAL-MALFORMATIONS-OF-EAR

ICD-10-CM Code For Congenital Malformations Of Ear Causing Impairment Of Hearing: Group Overview

Q17-OTHER-CONGENITAL-MALFORMATIONS-OF-EAR

ICD-10-CM Code For Other Congenital Malformations Of Ear: Group Overview

Q18-OTHER-CONGENITAL-MALFORMATIONS-FACE-NECK

ICD-10-CM Code For Other Congenital Malformations Of Face And Neck: Group Overview

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

ICD-10-CM Code For Other Congenital Malformations Of Eye: Group Overview

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ICD-10-CM Q15: Other Congenital Malformations Of Eye Overview

ICD-10-CM Code For Other Congenital Malformations Of Eye: Group Overview

Sign up for ICD-10-CM Code For Other Congenital Malformations Of Eye: Group Overview policy alerts

ICD-10-CM Q15: Other Congenital Malformations Of Eye Overview

When to Use

ICD-10-CM Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

References

When to Use

ICD-10-CM Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

References

ICD-10-CM Code For Other Congenital Malformations Of Eye: Group Overview

Sign up for ICD-10-CM Code For Other Congenital Malformations Of Eye: Group Overview policy alerts

ICD-10-CM Q15: Other Congenital Malformations Of Eye Overview

ICD-10-CM Code For Other Congenital Malformations Of Eye: Group Overview

Sign up for ICD-10-CM Code For Other Congenital Malformations Of Eye: Group Overview policy alerts

ICD-10-CM Q15: Other Congenital Malformations Of Eye Overview

When to Use

ICD-10-CM Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-CM codes are included in the Q15 group?

What types of eye structures are affected by codes in ICD-10-CM Q15?

How does accurate coding within Q15 support reimbursement?

Are laterality and clinical complexity captured in Q15 coding?

Which related DRGs are associated with Q15 diagnoses?

References

When to Use

ICD-10-CM Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-CM codes are included in the Q15 group?

What types of eye structures are affected by codes in ICD-10-CM Q15?

How does accurate coding within Q15 support reimbursement?

Are laterality and clinical complexity captured in Q15 coding?

Which related DRGs are associated with Q15 diagnoses?

References