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v1.0.0
ICD-10 Guide
ICD-10 CodesH16.303

H16.303

Billable

Unspecified interstitial keratitis, bilateral

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

Code Description

ICD-10 H16.303 is a billable code used to indicate a diagnosis of unspecified interstitial keratitis, bilateral.

Key Diagnostic Point:

Unspecified interstitial keratitis, bilateral

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity
Unspecified interstitial keratitis can vary in severity and may require a range of diagnostic and therapeutic interventions, making clinical management complex.

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 H16.303 When
  • Ensure accurate documentation of symptoms, patient history, and any prior treatments
  • Use additional codes if there are associated conditions or complications

Exclusion Criteria

Do NOT use H16.303 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 is essential for appropriate reimbursement and to ensure that patients receive necessary care. Misclassification can lead to denial of claims.

ICD-9 vs ICD-10

Accurate coding is essential for appropriate reimbursement and to ensure that patients receive necessary care. Misclassification can lead to denial of claims.

Reimbursement & Billing Impact

reimbursement and to ensure that patients receive necessary care. Misclassification can lead to denial of claims.

Resources

Clinical References

  • •
    American Academy of Ophthalmology - Interstitial Keratitis
  • •
    MedlinePlus - Keratitis
  • •
    National Eye Institute - Eye Diseases

Coding & Billing References

  • •
    American Academy of Ophthalmology - Interstitial Keratitis
  • •
    MedlinePlus - Keratitis
  • •
    National Eye Institute - Eye Diseases

Frequently Asked Questions

What are the common symptoms of interstitial keratitis?

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

How is interstitial keratitis diagnosed?

Diagnosis typically involves a comprehensive eye examination, including visual acuity tests and examination of the cornea using slit-lamp microscopy.

What treatments are available for interstitial keratitis?

Treatment may include corticosteroids, antiviral medications, or other therapies depending on the underlying cause and severity of the condition.