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ICD-10 Guide
ICD-10 CodesN99.4

N99.4

Billable

Postprocedural pelvic peritoneal adhesions

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/18/2025

Code Description

ICD-10 N99.4 is a billable code used to indicate a diagnosis of postprocedural pelvic peritoneal adhesions.

Key Diagnostic Point:

Postprocedural pelvic peritoneal adhesions refer to the formation of fibrous bands of scar tissue that develop in the pelvic cavity following surgical procedures. These adhesions can occur after various surgeries, particularly those involving the reproductive organs, such as hysterectomy, cesarean section, or pelvic surgery. The adhesions may lead to complications such as chronic pelvic pain, infertility, and bowel obstruction. Clinically, patients may present with symptoms like abdominal pain, changes in bowel habits, or complications during subsequent surgeries. Diagnosis typically involves imaging studies such as ultrasound or MRI, and management may include surgical intervention to release the adhesions if they cause significant symptoms. Understanding the implications of these adhesions is crucial for post-operative care and patient education, as they can significantly impact recovery and quality of life.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in presentation and symptoms among patients
  • Need for detailed surgical history to establish causation
  • Potential for overlapping diagnoses (e.g., chronic pelvic pain)
  • Documentation requirements for surgical procedures leading to adhesions

Audit Risk Factors

  • Inadequate documentation of surgical history
  • Failure to link symptoms to the diagnosis of adhesions
  • Misclassification of adhesions as other conditions
  • Lack of follow-up documentation post-surgery

Specialty Focus

Medical Specialties

Obstetrics and Gynecology

Documentation Requirements

Detailed surgical notes, patient history, and symptomatology related to pelvic surgeries.

Common Clinical Scenarios

Patients presenting with chronic pelvic pain post-hysterectomy or cesarean section.

Billing Considerations

Ensure clear linkage between surgical procedures and the development of adhesions.

General Surgery

Documentation Requirements

Comprehensive operative reports and post-operative assessments.

Common Clinical Scenarios

Patients experiencing bowel obstruction or pain following abdominal surgeries.

Billing Considerations

Document any interventions performed to address adhesions.

Coding Guidelines

Inclusion Criteria

Use N99.4 When
  • According to ICD
  • 10 guidelines, N99
  • 4 should be used when there is clear documentation of pelvic peritoneal adhesions following a surgical procedure
  • It is important to ensure that the adhesions are directly linked to a specific surgical history

Exclusion Criteria

Do NOT use N99.4 When
  • Exclusions include adhesions not related to surgical procedures

Related ICD-10 Codes

Related CPT Codes

58660CPT Code

Laparoscopy, surgical, with lysis of adhesions

Clinical Scenario

Used when a patient with diagnosed adhesions requires surgical intervention.

Documentation Requirements

Operative report detailing the procedure and findings.

Specialty Considerations

Ensure that the surgical history is well-documented to support the diagnosis.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of postprocedural complications, including pelvic peritoneal adhesions. This specificity aids in better tracking of complications and outcomes, ultimately improving patient care and resource allocation.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of postprocedural complications, including pelvic peritoneal adhesions. This specificity aids in better tracking of complications and outcomes, ultimately improving patient care and resource allocation.

Reimbursement & Billing Impact

reimbursement.

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 are the common symptoms of postprocedural pelvic peritoneal adhesions?

Common symptoms include chronic pelvic pain, changes in bowel habits, and complications during subsequent surgeries. Patients may also experience infertility issues.