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ICD-10 Coding for Hyperkeratosis(L85.1)

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

Also known as:

Thickened SkinCallusCorn

Related ICD-10 Code Ranges

Complete code families applicable to Hyperkeratosis

L85-L85.9Primary Range

Other epidermal thickening

This range includes codes for various forms of hyperkeratosis, including acquired and specific locations like palms and soles.

Key Information: ICD-10 code for hyperkeratosis

Essential facts and insights about Hyperkeratosis

The ICD-10 code for acquired hyperkeratosis on palms and soles is L85.1, requiring specific documentation.

Primary ICD-10-CM Code for hyperkeratosis

Acquired keratosis palmaris et plantaris
Billable Code

Decision Criteria

clinical Criteria

  • Presence of thickened skin on palms or soles

documentation Criteria

  • Exclusion of genetic conditions

Applicable To

  • Thickened stratum corneum on palms/soles

Excludes

  • Q82.8 (Other specified congenital malformations of skin)

Clinical Validation Requirements

  • Documented thickening on palms or soles
  • Exclusion of genetic causes

Code-Specific Risks

  • Confusion with inherited conditions
  • Lack of documentation on location

Coding Notes

  • Ensure documentation specifies 'acquired' and location details to avoid denials.

Ancillary Codes

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

Type 2 diabetes mellitus without complications

E11.9
Use when hyperkeratosis is related to diabetic complications.

Venous insufficiency (chronic) (peripheral)

I87.2
Use when hyperkeratosis is associated with venous disease.

Differential Codes

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

Acquired ichthyosis

L85.0
Use for generalized scaling without palmoplantar focus.

Inflamed seborrheic keratosis

L82.0
Requires documentation of inflammation such as erythema or pruritus.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Hyperkeratosis to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code L85.1.

Impact

Clinical: Misdiagnosis risk., Regulatory: Non-compliance with ICD-10 guidelines., Financial: Potential claim denials.

Mitigation Strategy

Use checklists in EHR systems., Regular training on documentation standards.

Impact

Reimbursement: May lead to claim denials., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate patient records.

Mitigation Strategy

Always document 'acquired' and specify location.

Impact

Failure to document 'acquired' can trigger audits.

Mitigation Strategy

Use templates and checklists to ensure complete documentation.

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

Documentation Templates for Hyperkeratosis

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

Hyperkeratosis on feet in diabetic patient

Specialty: Podiatry

Required Elements

  • Location
  • Symptoms
  • Etiology
  • Treatment

Example Documentation

Plantar hyperkeratosis, 2cm diameter, painful on ambulation, patient has type 2 diabetes.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Callus on foot.
Good Documentation Example
3 cm hyperkeratotic plaque on right heel with central fissuring; painful weight-bearing.
Explanation
The good example specifies size, location, and symptoms, supporting accurate coding.

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

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

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