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v1.0.0
ICD-10 Guide
ICD-10 CodesS31.100

S31.100

Billable

Unspecified open wound of abdominal wall, right upper quadrant without penetration into peritoneal cavity

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/23/2025

Code Description

ICD-10 S31.100 is a billable code used to indicate a diagnosis of unspecified open wound of abdominal wall, right upper quadrant without penetration into peritoneal cavity.

Key Diagnostic Point:

An unspecified open wound of the abdominal wall in the right upper quadrant indicates a traumatic injury that has resulted in a break in the skin and underlying tissues without breaching the peritoneal cavity. This type of injury may occur due to blunt or penetrating trauma, such as from a fall, motor vehicle accident, or stab wound. The right upper quadrant houses vital organs including the liver, gallbladder, and portions of the small intestine, making injuries in this area particularly concerning. While the wound is open, the absence of penetration into the peritoneal cavity suggests that the internal organs remain intact, reducing the risk of peritonitis or other intra-abdominal complications. Management typically involves thorough wound cleaning, possible suturing, and monitoring for signs of infection or complications. Emergency surgical intervention may be required if there are associated injuries or if the wound becomes complicated. Accurate coding is essential for appropriate treatment and reimbursement.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in documentation of wound depth and extent
  • Differentiation between open and closed wounds
  • Need for precise anatomical localization
  • Potential for associated injuries in the abdominal region

Audit Risk Factors

  • Inadequate documentation of the mechanism of injury
  • Failure to specify the depth of the wound
  • Lack of follow-up notes on wound healing
  • Inconsistent coding of associated injuries

Specialty Focus

Medical Specialties

Emergency Medicine

Documentation Requirements

Detailed account of the mechanism of injury, wound assessment, and treatment provided.

Common Clinical Scenarios

Patients presenting with trauma from accidents, falls, or assaults.

Billing Considerations

Ensure that all associated injuries are documented to support coding.

General Surgery

Documentation Requirements

Operative reports detailing the surgical intervention, if performed, and post-operative care.

Common Clinical Scenarios

Surgical repair of abdominal wall injuries or management of complications.

Billing Considerations

Document any intraoperative findings that may affect coding.

Coding Guidelines

Inclusion Criteria

Use S31.100 When
  • Follow ICD
  • CM guidelines for coding injuries, ensuring specificity in documentation
  • The code is applicable when the wound is open but does not penetrate the peritoneal cavity
  • Ensure to document the mechanism of injury and any associated conditions

Exclusion Criteria

Do NOT use S31.100 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

12001CPT Code

Simple repair of superficial wounds

Clinical Scenario

Used for suturing the open wound in the right upper quadrant.

Documentation Requirements

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

Specialty Considerations

Emergency medicine and surgical specialties should ensure accurate coding of the procedure performed.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of abdominal injuries, improving the accuracy of claims and facilitating better patient care through detailed documentation.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of abdominal injuries, improving the accuracy of claims and facilitating better patient care through detailed documentation.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of abdominal injuries, improving the accuracy of claims and facilitating better patient care through detailed documentation.

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 significance of specifying 'unspecified' in this code?

The term 'unspecified' indicates that the documentation does not provide enough detail to classify the wound further. It is crucial for coders to seek additional information to ensure accurate coding and appropriate reimbursement.