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ICD-10 Coding for Avulsion Nail(S90.211A, S91.2)

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

Also known as:

Nail AvulsionNail Removal

Related ICD-10 Code Ranges

Complete code families applicable to Avulsion Nail

S90-S99Primary Range

Injuries to the ankle and foot

Includes codes for injuries involving nail damage, relevant for avulsion procedures.

Disorders of skin appendages

Covers conditions like ingrown nails that may require avulsion.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
S90.211AContusion of right great toe with nail damage, initial encounterUse for initial encounter of contusion with nail damage on the right great toe.
  • Documented contusion with nail damage
  • Initial encounter for the injury
S91.2Open wound of toe(s) with nail damageUse for open wounds involving nail damage.
  • Documented open wound with nail damage

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 nail avulsion

Essential facts and insights about Avulsion Nail

The ICD-10 code for nail avulsion due to contusion is S90.211A, while for open wounds with nail damage, it is S91.2.

Primary ICD-10-CM Codes for avulsion nail

Contusion of right great toe with nail damage, initial encounter
Billable Code

Decision Criteria

clinical Criteria

  • Presence of contusion with nail damage

Applicable To

  • Nail bed contusion

Excludes

  • Open wound of toe with nail damage (S91.2)

Clinical Validation Requirements

  • Documented contusion with nail damage
  • Initial encounter for the injury

Code-Specific Risks

  • Ensure laterality is documented
  • Avoid using for open wounds

Coding Notes

  • Ensure to document the encounter type and laterality.

Differential Codes

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

Open wound of toe(s) with nail damage

S91.2
Use when there is an open wound present with nail damage.

Contusion of right great toe with nail damage, initial encounter

S90.211A
Use for contusions without open wounds.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Avulsion Nail to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code S90.211A.

Impact

Clinical: Ambiguity in treatment location, Regulatory: Non-compliance with coding standards, Financial: Potential claim denials

Mitigation Strategy

Always specify the affected side, Use templates that prompt for laterality

Impact

Reimbursement: Incorrect billing may lead to denials, Compliance: Non-compliance with coding guidelines, Data Quality: Inaccurate clinical data representation

Mitigation Strategy

Confirm matrix destruction method in note

Impact

Failure to document matrix destruction when billing 11750

Mitigation Strategy

Ensure procedure notes clearly state matrix destruction method

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

Documentation Templates for Avulsion Nail

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

Initial Nail Avulsion

Specialty: Podiatry

Required Elements

  • Patient demographics
  • Procedure details
  • Anesthesia used
  • Post-operative care instructions

Examples: Poor vs. Good Documentation

Poor Documentation Example
Avulsed painful toenail
Good Documentation Example
Partial avulsion of lateral 25% right great toenail using English anvil nail splitter; no matrix destruction; 3 mL 1% lidocaine with epinephrine used.
Explanation
The good example includes specific details about the procedure, instruments used, and anesthesia, which are necessary for accurate coding and billing.

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

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