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ICD-10 Guide
ICD-10 CodesH02.229

H02.229

Billable

Mechanical lagophthalmos unspecified eye, unspecified eyelid

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

Code Description

ICD-10 H02.229 is a billable code used to indicate a diagnosis of mechanical lagophthalmos unspecified eye, unspecified eyelid.

Key Diagnostic Point:

Mechanical lagophthalmos is a condition characterized by the inability to completely close the eyelids, which can occur in one or both eyes. This condition can arise from various factors, including facial nerve paralysis, eyelid malformations, or mechanical restrictions due to scarring or tumors. The eyelids play a crucial role in protecting the eye, maintaining moisture, and facilitating tear distribution. When mechanical lagophthalmos occurs, it can lead to exposure keratitis, dry eye syndrome, and increased risk of corneal abrasions. The anatomy involved includes the eyelids, orbicularis oculi muscle, and the surrounding periocular structures. Disease progression can vary; if left untreated, patients may experience chronic discomfort, visual disturbances, and potential vision loss. Diagnostic considerations include a thorough clinical examination, patient history, and possibly imaging studies to assess underlying causes. Treatment options may involve surgical intervention, such as eyelid tightening procedures, or non-surgical methods like the use of moisture goggles or lubricating eye drops.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity
  • Treatment complexity
  • Documentation requirements
  • Coding specificity

Audit Risk Factors

  • Common coding errors include misidentifying the type of lagophthalmos.
  • Documentation gaps may arise if the underlying cause is not clearly stated.
  • Billing challenges can occur if the treatment plan is not well-documented.

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

Plastic Surgery

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

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

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Mechanical lagophthalmos can significantly affect a patient's quality of life, leading to discomfort and potential vision loss. Understanding the epidemiology of this condition is essential for healthcare providers, as it may be more prevalent in populations with higher rates of facial nerve injuries or congenital conditions. Quality measures should focus on timely diagnosis and effective management to prevent complications, ultimately improving patient outcomes and reducing healthcare utilization.

ICD-9 vs ICD-10

Mechanical lagophthalmos can significantly affect a patient's quality of life, leading to discomfort and potential vision loss. Understanding the epidemiology of this condition is essential for healthcare providers, as it may be more prevalent in populations with higher rates of facial nerve injuries or congenital conditions. Quality measures should focus on timely diagnosis and effective management to prevent complications, ultimately improving patient outcomes and reducing healthcare utilization.

Reimbursement & Billing Impact

Reimbursement considerations include verifying the patient's insurance coverage for ophthalmic procedures and ensuring that all services rendered are coded accurately. Common denials may arise from insufficient documentation or failure to demonstrate the medical necessity of the treatment. Best practices include maintaining clear and detailed records of patient evaluations, treatment plans, and follow-up care to support claims.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for H00-H99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for H00-H99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by H02.229?

H02.229 covers mechanical lagophthalmos that is not specified as being due to a particular cause, such as facial nerve paralysis or congenital conditions. It is used when the exact etiology is unclear or unspecified.

When should H02.229 be used instead of related codes?

H02.229 should be used when the lagophthalmos is mechanical and the specific cause is not documented. If the cause is known, such as facial nerve paralysis, a more specific code should be selected.

What documentation supports H02.229?

Documentation should include a detailed patient history, clinical findings, and any imaging studies that support the diagnosis of mechanical lagophthalmos. Treatment plans and follow-up notes are also essential.