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ICD-10 Coding for Left Eye Cataract(H25.11, H25.12)

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

Also known as:

Cataract in Left EyeLeft Ocular Cataract

Related ICD-10 Code Ranges

Complete code families applicable to Left Eye Cataract

H25.1-H25.9Primary Range

Age-related cataract

This range includes specific codes for age-related cataracts, which are the most common type affecting the left eye.

Other cataracts

This range includes codes for other types of cataracts, such as complicated or drug-induced cataracts.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
H25.11Age-related nuclear cataract, left eyeUse when nuclear sclerosis is the primary type of cataract affecting the left eye.
  • Best-corrected visual acuity (BCVA) testing
  • Slit-lamp examination showing nuclear sclerosis
H25.12Combined forms of age-related cataract, left eyeUse when both nuclear and cortical cataracts are present in the left eye.
  • BCVA testing
  • Slit-lamp examination showing mixed cataract types

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 cataract

Essential facts and insights about Left Eye Cataract

The ICD-10 code for an age-related nuclear cataract in the left eye is H25.11. For combined forms, use H25.12.

Primary ICD-10-CM Codes for left eye cataract

Age-related nuclear cataract, left eye
Billable Code

Decision Criteria

clinical Criteria

  • Presence of nuclear sclerosis confirmed by slit-lamp exam

Applicable To

  • Nuclear sclerosis of the left eye

Excludes

  • Cataract in other specified diseases classified elsewhere

Clinical Validation Requirements

  • Best-corrected visual acuity (BCVA) testing
  • Slit-lamp examination showing nuclear sclerosis

Code-Specific Risks

  • Incorrectly coding as unspecified cataract

Coding Notes

  • Ensure laterality is documented as left eye.

Ancillary Codes

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

Primary open-angle glaucoma, severe stage

H40.11X3
Use if glaucoma is present alongside the cataract.

Differential Codes

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

Combined forms of age-related cataract, left eye

H25.12
Use when both nuclear and cortical components are present.

Age-related nuclear cataract, left eye

H25.11
Use when only nuclear sclerosis is present.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Left Eye Cataract to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code H25.11.

Impact

Clinical: May lead to incomplete assessment of visual impairment., Regulatory: Non-compliance with documentation standards., Financial: Potential for claim denials.

Mitigation Strategy

Include glare testing in preoperative assessment, Document results in clinical notes

Impact

Reimbursement: May lead to claim denials or reduced reimbursement., Compliance: Non-compliance with specificity requirements., Data Quality: Decreases accuracy of patient records.

Mitigation Strategy

Always specify laterality and type of cataract.

Impact

Audits often target unspecified cataract codes.

Mitigation Strategy

Use specific codes with documented laterality and type.

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

Documentation Templates for Left Eye Cataract

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

Age-related nuclear cataract with premium IOL

Specialty: Ophthalmology

Required Elements

  • Patient-reported symptoms
  • BCVA and refraction results
  • Cataract type and laterality
  • IOL model and serial number

Example Documentation

Patient reports difficulty reading street signs at night. BCVA 20/60 OS, nuclear sclerosis grade 3+. Tecnis Symfony IOL implanted.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has blurry vision.
Good Documentation Example
Patient reports 'left eye is foggy', BCVA 20/60 OS, nuclear sclerosis grade 3+.
Explanation
The good example provides specific symptoms and quantifiable metrics.

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

Ask about any ICD-10 CM code, or paste a medical note

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