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v1.0.0
ICD-10 Guide
ICD-10 CodesH16.42

H16.42

Non-billable

Pannus (corneal)

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

Code Description

ICD-10 H16.42 is a used to indicate a diagnosis of pannus (corneal).

Key Diagnostic Point:

Pannus (corneal)

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity
Pannus (corneal) can present with varying degrees of severity, from mild cases requiring observation to more severe cases necessitating surgical intervention. The complexity of treatment may increase based on the underlying cause and associated symptoms.

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 H16.42 When
  • Ensure accurate documentation of the patient's history, examination findings, and any associated conditions
  • Use H16
  • 42 specifically for pannus affecting the cornea, and consider additional codes for any underlying conditions or complications

Exclusion Criteria

Do NOT use H16.42 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 H16.42 is essential for appropriate reimbursement and to reflect the severity of the patient's condition. Misclassification may lead to claim denials or underpayment.

ICD-9 vs ICD-10

Accurate coding of H16.42 is essential for appropriate reimbursement and to reflect the severity of the patient's condition. Misclassification may lead to claim denials or underpayment.

Reimbursement & Billing Impact

reimbursement and to reflect the severity of the patient's condition. Misclassification may lead to claim denials or underpayment.

Resources

Clinical References

  • •
    Pannus and Corneal Disorders
  • •
    Corneal Health and Disease
  • •
    American Academy of Ophthalmology: Corneal Disorders

Coding & Billing References

  • •
    Pannus and Corneal Disorders
  • •
    Corneal Health and Disease
  • •
    American Academy of Ophthalmology: Corneal Disorders

Frequently Asked Questions

What is pannus in the context of corneal health?

Pannus refers to a growth of vascular tissue over the cornea, often associated with chronic inflammation or irritation, which can affect vision.

How is pannus treated?

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

Is pannus a common condition?

Pannus can occur in various eye conditions, particularly in patients with chronic dry eye or those who have had long-term exposure to irritants. Its prevalence varies based on underlying risk factors.