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ICD-10 Coding for Left Eye Swelling(H02.845, H02.846)

Complete ICD-10-CM coding and documentation guide for Left Eye Swelling. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Left Eyelid EdemaSwelling of Left Eye

Related ICD-10 Code Ranges

Complete code families applicable to Left Eye Swelling

H02.84Primary Range

Edema of eyelid

This range includes specific codes for edema of the eyelid, including laterality and specific eyelid involvement.

Orbital cellulitis

Used when left eye swelling is due to an infectious process like cellulitis.

Thyrotoxicosis with diffuse goiter

Relevant for cases where left eye swelling is associated with thyroid eye disease.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
H02.845Edema of left lower eyelidUse when swelling is specifically documented in the left lower eyelid.
  • Physical exam showing edema localized to the left lower eyelid
H02.846Edema of left eye, unspecified eyelidUse when the specific eyelid is not documented.
  • Generalized swelling of the left eye without specific eyelid documentation

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for left eye swelling

Essential facts and insights about Left Eye Swelling

The ICD-10 code for left eye swelling, unspecified eyelid, is H02.846. For specific eyelid involvement, use H02.845 for the lower eyelid.

Primary ICD-10-CM Codes for left eye swelling

Edema of left lower eyelid
Billable Code

Decision Criteria

documentation Criteria

  • Document specific eyelid involved and laterality.

Applicable To

  • Swelling of left lower eyelid

Excludes

Clinical Validation Requirements

  • Physical exam showing edema localized to the left lower eyelid

Code-Specific Risks

  • Misclassification if the specific eyelid is not documented

Coding Notes

  • Ensure documentation specifies the lower eyelid to avoid unspecified coding.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Thyrotoxicosis with diffuse goiter

E05.00
Use when swelling is related to thyroid eye disease.

Other conjunctivitis

H10.89
Use if swelling is associated with conjunctivitis.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Unspecified eyelid inflammation

H01.9
Use when the cause of inflammation is unknown or unspecified.

Eye pain

H57.1
Use when pain is the primary symptom rather than swelling.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Left Eye Swelling to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code H02.845.

Impact

Clinical: May lead to inappropriate treatment decisions., Regulatory: Non-compliance with coding guidelines., Financial: Potential for claim denials.

Mitigation Strategy

Use checklists during documentation, Regular training on documentation standards

Impact

Reimbursement: May lead to lower reimbursement rates., Compliance: Non-compliance with specificity requirements., Data Quality: Decreases accuracy of clinical data.

Mitigation Strategy

Ensure documentation specifies the exact eyelid involved.

Impact

Audits may target overuse of unspecified codes.

Mitigation Strategy

Ensure documentation supports the most specific code.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Left Eye Swelling, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Left Eye Swelling

Use these documentation templates to ensure complete and accurate documentation for Left Eye Swelling. These templates include all required elements for proper coding and billing.

Thyroid eye disease

Specialty: Endocrinology

Required Elements

  • CAS score
  • Thyroid function tests
  • Eyelid involvement

Example Documentation

Patient presents with left eye proptosis and lid retraction. CAS score 4/7. TSH suppressed, T3 elevated.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Left eye swelling.
Good Documentation Example
2+ pitting edema of left upper eyelid with erythema; CAS score 3/7.
Explanation
The good example provides specific details about the location and severity of the swelling, as well as associated clinical findings.

Need help with ICD-10 coding for Left Eye Swelling? Ask your questions below.

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