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ICD-10 Guide
ICD-10 CodesS61.251

S61.251

Billable

Open bite of left index finger without damage to nail

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/24/2025

Code Description

ICD-10 S61.251 is a billable code used to indicate a diagnosis of open bite of left index finger without damage to nail.

Key Diagnostic Point:

An open bite of the left index finger without damage to the nail is a type of traumatic injury characterized by a break in the skin and underlying tissues, resulting from a puncture or laceration caused by a bite. This injury can occur in various contexts, such as animal bites, human bites, or self-inflicted injuries. Clinically, it presents with localized pain, swelling, and potential bleeding at the site of injury. The absence of nail damage indicates that the injury is confined to the soft tissues of the finger, which may include skin, subcutaneous tissue, and possibly deeper structures like tendons or nerves. Proper assessment is crucial to rule out associated injuries, such as fractures or tendon lacerations, which may require surgical intervention. Treatment typically involves wound care, possible antibiotic therapy to prevent infection, and monitoring for complications. In cases where deeper structures are involved, surgical exploration and repair may be necessary. Accurate coding of this condition is essential for appropriate treatment planning and reimbursement.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between open and closed injuries
  • Identifying associated injuries (e.g., tendon or nerve damage)
  • Documenting the mechanism of injury accurately
  • Understanding the implications of 'without damage to nail'

Audit Risk Factors

  • Inadequate documentation of the mechanism of injury
  • Failure to document associated injuries or complications
  • Misclassification of the injury type (open vs. closed)
  • Inconsistent coding of follow-up visits or treatments

Specialty Focus

Medical Specialties

Emergency Medicine

Documentation Requirements

Detailed description of the injury mechanism, assessment of associated injuries, and treatment provided.

Common Clinical Scenarios

Patients presenting with bite wounds from animals or humans, often requiring immediate care.

Billing Considerations

Ensure that all relevant injuries are documented to avoid undercoding or misclassification.

Orthopedic Surgery

Documentation Requirements

Comprehensive evaluation of potential fractures or tendon injuries, including imaging results.

Common Clinical Scenarios

Patients with complex hand injuries requiring surgical intervention.

Billing Considerations

Document any surgical procedures performed and the rationale for intervention.

Coding Guidelines

Inclusion Criteria

Use S61.251 When
  • Follow official ICD
  • 10 coding guidelines, ensuring accurate documentation of the injury type, location, and any associated injuries

Exclusion Criteria

Do NOT use S61.251 When
  • Exclude codes for injuries that involve nail damage or other fingers

Related ICD-10 Codes

Related CPT Codes

12001CPT Code

Simple repair of superficial wounds

Clinical Scenario

Used for suturing the open bite wound on the left index finger.

Documentation Requirements

Document the size of the wound and the method of repair.

Specialty Considerations

Emergency medicine specialists should ensure that all aspects of the injury are documented.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of injuries, improving the accuracy of data collection and reimbursement processes for open bite injuries.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of injuries, improving the accuracy of data collection and reimbursement processes for open bite injuries.

Reimbursement & Billing Impact

reimbursement processes for open bite injuries.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What is the difference between an open bite and a closed bite?

An open bite involves a break in the skin, exposing underlying tissues, while a closed bite does not break the skin and may involve bruising or swelling without an open wound.