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v1.0.0
ICD-10 Guide
DiagnosesPelvic Inflammatory Disease

Pelvic Inflammatory Disease

ICD-10 Coding for Pelvic Inflammatory Disease(N73.9, A54.24, A56.11, A18.17)

PRIMARY SPECIALTYEmergency Medicine
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Pelvic Inflammatory Disease?
Essential facts and insights about Pelvic Inflammatory Disease

Key Clinical Considerations:

  • Lower abdominal pain
  • Fever and chills
  • Abnormal vaginal discharge
  • Dyspareunia
  • Menstrual irregularities
  • Nausea and vomiting

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history including sexual history and risk factors
  • Results of pelvic examination
  • Laboratory test results (e.g., STI testing)
  • Imaging studies if performed (e.g., ultrasound findings)
  • Treatment plan and follow-up

Coding Guidelines

Usage Guidelines & Examples

  • Usage guidelines: Use specific codes for acute vs chronic PID.
  • Common errors: Misclassifying PID as a non-specific pelvic pain.

Code Exclusions

Important Exclusions

  • Ectopic pregnancy
  • Ovarian cysts
  • Endometriosis
  • Other pelvic masses

Related ICD-10 Codes

Primary Codes
N70.0
Acute salpingitis
N70.1
Chronic salpingitis
N73.9
Female pelvic inflammatory disease, unspecified
Ancillary Codes
Z87.42
Differential Codes
A54.24
A56.11

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Emergency Medicine

Specialty Applications

  • Sexually active women of reproductive age
  • Emergency departments and urgent care settings

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

Documentation requirements?

Document all symptoms, physical exam findings, and diagnostic tests performed.

Billing considerations?

Ensure accurate coding based on the severity and type of PID; consider associated conditions.