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ICD-10 Guide
ICD-10 CodesH02.159

H02.159

Billable

Paralytic ectropion of unspecified eye, unspecified eyelid

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

Code Description

ICD-10 H02.159 is a billable code used to indicate a diagnosis of paralytic ectropion of unspecified eye, unspecified eyelid.

Key Diagnostic Point:

Paralytic ectropion of the unspecified eye and unspecified eyelid is characterized by the outward turning of the eyelid margin, which can lead to exposure of the conjunctiva and cornea. This condition is often due to paralysis of the facial nerve (cranial nerve VII), which can result from various causes, including trauma, tumors, or neurological disorders. The eyelid anatomy involved includes the orbicularis oculi muscle, which is responsible for eyelid closure. When this muscle is paralyzed, the eyelid cannot maintain proper tension, leading to ectropion. Disease progression may result in discomfort, dryness, and potential corneal damage due to exposure. Diagnostic considerations include a thorough clinical examination, assessment of facial nerve function, and possibly imaging studies to identify underlying causes. Treatment may involve surgical intervention to correct the eyelid position, as well as addressing the underlying cause of the paralysis.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

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

Audit Risk Factors

  • Common coding errors
  • Documentation gaps
  • Billing challenges

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

Neurology

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

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Paralytic ectropion can significantly impact a patient's quality of life, leading to discomfort and potential vision problems. It is essential for healthcare providers to recognize and treat this condition promptly to prevent complications such as corneal abrasions or infections. Understanding the epidemiology of facial nerve disorders can help in identifying at-risk populations and improving overall healthcare outcomes.

ICD-9 vs ICD-10

Paralytic ectropion can significantly impact a patient's quality of life, leading to discomfort and potential vision problems. It is essential for healthcare providers to recognize and treat this condition promptly to prevent complications such as corneal abrasions or infections. Understanding the epidemiology of facial nerve disorders can help in identifying at-risk populations and improving overall healthcare outcomes.

Reimbursement & Billing Impact

Reimbursement may be affected by the specificity of the documentation and the clarity of the treatment plan. Common denials can arise from insufficient documentation or failure to demonstrate medical necessity for surgical interventions. Best practices include ensuring that all relevant clinical findings are recorded and that the treatment rationale is clearly articulated in the medical record.

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 H02.159?

H02.159 covers paralytic ectropion due to facial nerve paralysis, which may arise from conditions such as Bell's palsy, stroke, or trauma affecting the facial nerve. It is important to differentiate this from other forms of ectropion, such as involutional or cicatricial ectropion.

When should H02.159 be used instead of related codes?

H02.159 should be used when the specific eyelid affected is not documented, or when the condition is due to paralysis without specifying the eyelid involved. If the right or left eyelid is specified, use H02.151 or H02.152 respectively.

What documentation supports H02.159?

Documentation should include a detailed clinical examination, evidence of facial nerve dysfunction, and any imaging studies performed. Notes should clearly indicate the diagnosis of paralytic ectropion and the absence of other eyelid conditions.