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ICD-10 Coding for Stye(H00.01, H00.02)

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

Also known as:

HordeolumSty

Related ICD-10 Code Ranges

Complete code families applicable to Stye

H00.0-H00.1Primary Range

Hordeolum and chalazion

This range includes codes for both external and internal hordeolum, as well as chalazion, which are common eyelid conditions.

Bacterial and viral infectious agents

These codes are used to identify infectious agents, such as Staphylococcus aureus, when confirmed by culture.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
H00.01External hordeolumUse when documentation specifies 'external', 'sty', or 'glands of Zeis/Moll'.
  • Presence of a tender, erythematous nodule at the eyelid margin
  • Localized pustule at the base of an eyelash
H00.02Internal hordeolumUse when documentation states 'internal' or 'meibomian gland involvement'.
  • Deeper lid margin swelling without lash follicle involvement
  • Meibomian gland involvement

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 stye

Essential facts and insights about Stye

The ICD-10 code for an external stye is H00.01, while an internal stye is coded as H00.02.

Primary ICD-10-CM Codes for stye

External hordeolum
Non-billable Code

Decision Criteria

clinical Criteria

  • Tender erythematous nodule at eyelid margin

documentation Criteria

  • Documentation specifies 'external' or 'sty'

Applicable To

  • Stye
  • Hordeolum externum

Excludes

Clinical Validation Requirements

  • Presence of a tender, erythematous nodule at the eyelid margin
  • Localized pustule at the base of an eyelash

Code-Specific Risks

  • Incorrectly coding as unspecified when laterality is documented.

Coding Notes

  • Ensure documentation specifies the type and location of the hordeolum.

Ancillary Codes

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

Staphylococcus aureus as the cause of diseases classified elsewhere

B95.4
Use if a culture confirms Staphylococcus aureus infection.

Differential Codes

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

Chalazion

H00.1
Chalazion is a chronic, non-tender nodule, unlike the acute, painful hordeolum.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Stye to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code H00.01.

Impact

Clinical: May lead to incorrect treatment., Regulatory: Non-compliance with documentation standards., Financial: Potential for claim denial due to lack of specificity.

Mitigation Strategy

Ensure all clinical notes specify whether the hordeolum is internal or external., Use templates to guide documentation.

Impact

Reimbursement: May lead to reduced reimbursement due to lack of specificity., Compliance: Non-compliance with coding guidelines., Data Quality: Decreases the accuracy of clinical data.

Mitigation Strategy

Always specify the eyelid location and laterality if documented.

Impact

Using unspecified codes when specific codes are applicable.

Mitigation Strategy

Implement documentation checks to ensure specificity.

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 Stye, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Stye

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

Acute external hordeolum

Specialty: Ophthalmology

Required Elements

  • Laterality
  • Eyelid location
  • Type of hordeolum
  • Presence of purulence

Examples: Poor vs. Good Documentation

Poor Documentation Example
Stye on right eye.
Good Documentation Example
Acute tender erythematous nodule at right upper eyelid margin with purulent discharge, consistent with external hordeolum.
Explanation
The good example specifies the type, location, and presence of purulence, allowing for accurate coding.

Need help with ICD-10 coding for Stye? Ask your questions below.

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