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v1.0.0
ICD-10 Guide
ICD-10 CodesH16.392

H16.392

Billable

Other interstitial and deep keratitis, left eye

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

Code Description

ICD-10 H16.392 is a billable code used to indicate a diagnosis of other interstitial and deep keratitis, left eye.

Key Diagnostic Point:

Other interstitial and deep keratitis, left eye

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity
The clinical complexity of H16.392 involves understanding the underlying causes of interstitial and deep keratitis, which can include infections, autoimmune conditions, or exposure to irritants. Management may require a multidisciplinary approach.

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 H16.392 When
  • Ensure accurate documentation of the patient's symptoms, history, and any diagnostic tests performed
  • Specify the laterality (left eye) and include any relevant co
  • morbidities or associated conditions

Exclusion Criteria

Do NOT use H16.392 When
No specific exclusions found.

Related ICD-10 Codes

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CPT Code

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CPT Code

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CPT Code

Clinical Scenario

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CPT Code

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Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Accurate coding of H16.392 is crucial for appropriate reimbursement and to ensure that the patient's medical record reflects the severity and nature of their condition. Misclassification can lead to claim denials or delays.

ICD-9 vs ICD-10

Accurate coding of H16.392 is crucial for appropriate reimbursement and to ensure that the patient's medical record reflects the severity and nature of their condition. Misclassification can lead to claim denials or delays.

Reimbursement & Billing Impact

reimbursement and to ensure that the patient's medical record reflects the severity and nature of their condition. Misclassification can lead to claim denials or delays.

Resources

Clinical References

  • •
    American Academy of Ophthalmology - Keratitis
  • •
    National Eye Institute - Corneal Diseases
  • •
    Medscape - Interstitial Keratitis Overview

Coding & Billing References

  • •
    American Academy of Ophthalmology - Keratitis
  • •
    National Eye Institute - Corneal Diseases
  • •
    Medscape - Interstitial Keratitis Overview

Frequently Asked Questions

What are the common symptoms of interstitial keratitis?

Common symptoms include eye pain, redness, blurred vision, and sensitivity to light. Patients may also experience discharge from the eye.

How is interstitial keratitis treated?

Treatment may involve topical or systemic medications, such as corticosteroids or antiviral agents, depending on the underlying cause. In some cases, surgical intervention may be necessary.

Is H16.392 applicable for both acute and chronic cases?

Yes, H16.392 can be used for both acute and chronic cases of interstitial and deep keratitis, as long as the documentation supports the diagnosis.