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ICD-10 Guide
ICD-10 CodesH16.393

H16.393

Billable

Other interstitial and deep keratitis, bilateral

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

Code Description

ICD-10 H16.393 is a billable code used to indicate a diagnosis of other interstitial and deep keratitis, bilateral.

Key Diagnostic Point:

Other interstitial and deep keratitis, bilateral

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity
The clinical complexity of H16.393 is moderate, as it involves the assessment and management of bilateral keratitis, which may require comprehensive evaluation and potential treatment interventions.

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 H16.393 When
  • Ensure accurate documentation of symptoms, duration, and any prior treatments
  • Include details of bilateral involvement and any associated conditions
  • Follow payer
  • specific guidelines for reporting and billing

Exclusion Criteria

Do NOT use H16.393 When
No specific exclusions found.

Related ICD-10 Codes

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CPT Code

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CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

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CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Accurate coding of H16.393 can affect reimbursement rates and may influence treatment plans. Proper documentation is essential for justifying the medical necessity of examinations and treatments.

ICD-9 vs ICD-10

Accurate coding of H16.393 can affect reimbursement rates and may influence treatment plans. Proper documentation is essential for justifying the medical necessity of examinations and treatments.

Reimbursement & Billing Impact

reimbursement rates and may influence treatment plans. Proper documentation is essential for justifying the medical necessity of examinations and treatments.

Resources

Clinical References

  • •
    American Academy of Ophthalmology - Keratitis
  • •
    National Eye Institute - Corneal Diseases
  • •
    American Optometric Association - Eye Health and Disease

Coding & Billing References

  • •
    American Academy of Ophthalmology - Keratitis
  • •
    National Eye Institute - Corneal Diseases
  • •
    American Optometric Association - Eye Health and Disease

Frequently Asked Questions

What are the common symptoms of interstitial and deep keratitis?

Common symptoms include eye pain, redness, blurred vision, sensitivity to light, and excessive tearing.

How is bilateral keratitis typically treated?

Treatment may involve topical antibiotics, corticosteroids, or antiviral medications depending on the underlying cause, along with regular monitoring.

Are there specific tests required for diagnosing H16.393?

Yes, diagnostic tests may include slit-lamp examination, corneal scraping, and cultures to identify the causative agent.