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v1.0.0
ICD-10 Guide
ICD-10 CodesH16.212

H16.212

Billable

Exposure keratoconjunctivitis, left eye

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

Code Description

ICD-10 H16.212 is a billable code used to indicate a diagnosis of exposure keratoconjunctivitis, left eye.

Key Diagnostic Point:

Exposure keratoconjunctivitis, left eye

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity
Moderate complexity; requires thorough examination and consideration of exposure history and 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 H16.212 When
  • ["Ensure accurate documentation of symptoms and exposure history
  • ","Use additional codes for any associated conditions or complications
  • ","Document the laterality of the condition (left eye) clearly

Exclusion Criteria

Do NOT use H16.212 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

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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 the necessary follow-up care. Misclassification can lead to claim denials or delays.

ICD-9 vs ICD-10

Accurate coding is essential for appropriate reimbursement and to ensure that patients receive the necessary follow-up care. Misclassification can lead to claim denials or delays.

Reimbursement & Billing Impact

reimbursement and to ensure that patients receive the necessary follow-up care. Misclassification can lead to claim denials or delays.

Resources

Clinical References

  • •
    American Academy of Ophthalmology - Keratoconjunctivitis
  • •
    National Eye Institute - Conjunctivitis
  • •
    American Optometric Association - Allergic Conjunctivitis

Coding & Billing References

  • •
    American Academy of Ophthalmology - Keratoconjunctivitis
  • •
    National Eye Institute - Conjunctivitis
  • •
    American Optometric Association - Allergic Conjunctivitis

Frequently Asked Questions

What are the common symptoms of exposure keratoconjunctivitis?

Common symptoms include redness, itching, tearing, and discharge from the affected eye.

How is exposure keratoconjunctivitis treated?

Treatment may include antihistamines, lubricating eye drops, or corticosteroids, depending on the severity and underlying cause.

Can exposure keratoconjunctivitis affect vision?

In most cases, it does not cause permanent vision loss, but it can lead to temporary visual disturbances if not treated properly.