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v1.0.0
ICD-10 Guide
ICD-10 CodesH16.4

H16.4

Non-billable

Corneal neovascularization

BILLABLE STATUSNo
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/06/2025

Code Description

ICD-10 H16.4 is a used to indicate a diagnosis of corneal neovascularization.

Key Diagnostic Point:

Corneal neovascularization

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity
Corneal neovascularization can range from mild to severe, depending on the extent of vascular growth and associated symptoms. It may require interdisciplinary management involving medical therapy, surgical intervention, or both.

Specialty Focus

Medical Specialties

Ophthalmology

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Optometry

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Coding Guidelines

Inclusion Criteria

Use H16.4 When
  • Ensure accurate documentation of the patient's symptoms, history of ocular conditions, and any previous treatments
  • Use H16
  • 4 when there is clear evidence of corneal neovascularization
  • Additional codes may be necessary for associated conditions

Exclusion Criteria

Do NOT use H16.4 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Accurate coding of H16.4 is essential for proper reimbursement and reflects the severity of the patient's condition. Misclassification may lead to underpayment or denial of claims.

ICD-9 vs ICD-10

Accurate coding of H16.4 is essential for proper reimbursement and reflects the severity of the patient's condition. Misclassification may lead to underpayment or denial of claims.

Reimbursement & Billing Impact

reimbursement and reflects the severity of the patient's condition. Misclassification may lead to underpayment or denial of claims.

Resources

Clinical References

  • •
    Corneal Neovascularization: A Review
  • •
    Understanding Corneal Neovascularization

Coding & Billing References

  • •
    Corneal Neovascularization: A Review
  • •
    Understanding Corneal Neovascularization

Frequently Asked Questions

What are the common causes of corneal neovascularization?

Common causes include chronic inflammation, contact lens wear, and ocular surface diseases. It can also occur after surgery or trauma.

How is corneal neovascularization treated?

Treatment options may include topical medications, surgical interventions, or laser therapy, depending on the severity and underlying cause.