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v1.0.0
ICD-10 Guide
ICD-10 CodesH16.203

H16.203

Billable

Unspecified keratoconjunctivitis, bilateral

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

Code Description

ICD-10 H16.203 is a billable code used to indicate a diagnosis of unspecified keratoconjunctivitis, bilateral.

Key Diagnostic Point:

Unspecified keratoconjunctivitis, bilateral

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity
The clinical complexity of unspecified keratoconjunctivitis can vary from mild irritation to significant inflammation requiring further evaluation and management. Diagnosis may necessitate additional tests to rule out specific causes.

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 H16.203 When
  • Document the patient's symptoms, duration, and any prior treatments
  • Ensure that the diagnosis is supported by clinical findings
  • Use additional codes for associated conditions if applicable

Exclusion Criteria

Do NOT use H16.203 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 H16.203 is crucial for appropriate reimbursement and to ensure that the patient's medical record reflects the complexity of their condition. Misclassification can lead to denials or delays in payment.

ICD-9 vs ICD-10

Accurate coding of H16.203 is crucial for appropriate reimbursement and to ensure that the patient's medical record reflects the complexity of their condition. Misclassification can lead to denials or delays in payment.

Reimbursement & Billing Impact

reimbursement and to ensure that the patient's medical record reflects the complexity of their condition. Misclassification can lead to denials or delays in payment.

Resources

Clinical References

  • •
    American Academy of Ophthalmology - Keratoconjunctivitis
  • •
    American Optometric Association - Conjunctivitis Overview
  • •
    National Eye Institute - Dry Eye Disease

Coding & Billing References

  • •
    American Academy of Ophthalmology - Keratoconjunctivitis
  • •
    American Optometric Association - Conjunctivitis Overview
  • •
    National Eye Institute - Dry Eye Disease

Frequently Asked Questions

What are the common symptoms of unspecified keratoconjunctivitis?

Common symptoms include redness, itching, tearing, and discharge from the eyes. Patients may also experience blurred vision or sensitivity to light.

How is unspecified keratoconjunctivitis treated?

Treatment may include artificial tears, antihistamines for allergic reactions, or topical antibiotics if a bacterial infection is suspected. Referral to a specialist may be necessary for persistent cases.

When should I consider additional testing for keratoconjunctivitis?

Additional testing may be warranted if the patient presents with severe symptoms, does not respond to initial treatment, or has a history of recurrent episodes.