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v1.0.0
ICD-10 Guide
ICD-10 CodesH20.9

H20.9

Billable

Unspecified iridocyclitis

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

Code Description

ICD-10 H20.9 is a billable code used to indicate a diagnosis of unspecified iridocyclitis.

Key Diagnostic Point:

Unspecified iridocyclitis

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity
Unspecified iridocyclitis can present with variable symptoms and may require differential diagnosis to rule out other ocular conditions. Management may involve both medical and surgical interventions depending on severity.

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 H20.9 When
  • Ensure accurate documentation of symptoms, clinical findings, and treatment plans
  • Use H20
  • 9 when iridocyclitis is diagnosed but the specific type is not specified
  • Document any related conditions or complications

Exclusion Criteria

Do NOT use H20.9 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

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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 care. Misclassification can lead to denials or delays in payment.

ICD-9 vs ICD-10

Accurate coding is essential for appropriate reimbursement and to ensure that patients receive the necessary care. Misclassification can lead to denials or delays in payment.

Reimbursement & Billing Impact

reimbursement and to ensure that patients receive the necessary care. Misclassification can lead to denials or delays in payment.

Resources

Clinical References

  • •
    American Academy of Ophthalmology - Iridocyclitis
  • •
    National Eye Institute - Uveitis
  • •
    American Optometric Association - Uveitis and Iridocyclitis

Coding & Billing References

  • •
    American Academy of Ophthalmology - Iridocyclitis
  • •
    National Eye Institute - Uveitis
  • •
    American Optometric Association - Uveitis and Iridocyclitis

Frequently Asked Questions

What are the common symptoms of iridocyclitis?

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

How is iridocyclitis treated?

Treatment typically involves corticosteroids to reduce inflammation, along with pupil-dilating drops to relieve pain and prevent complications.

Can iridocyclitis lead to complications?

Yes, if untreated, iridocyclitis can lead to complications such as glaucoma, cataracts, or vision loss.