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v1.0.0
ICD-10 Guide
DiagnosesLeft Side Abdominal Pain

Left Side Abdominal Pain

ICD-10 Coding for Left Side Abdominal Pain(R10.32, R10.12)

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

Diagnosis Overview

What is Left Side Abdominal Pain?
Essential facts and insights about Left Side Abdominal Pain

Key Clinical Considerations:

  • Acute or chronic left side abdominal pain
  • Nausea, vomiting, or changes in bowel habits
  • Localized tenderness in the left lower quadrant

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history including onset, duration, and character of pain
  • Results of imaging studies (e.g., ultrasound, CT scan)
  • Physical exam findings including palpation and rebound tenderness

Coding Guidelines

Usage Guidelines & Examples

  • Follow usage guidelines for specific ICD codes related to abdominal pain.
  • Common errors include misclassifying the site of pain or failing to document associated symptoms.

Code Exclusions

Important Exclusions

  • Conditions such as renal colic or gynecological issues that may mimic left side abdominal pain
  • Alternative codes for right side abdominal pain or generalized abdominal pain

Related ICD-10 Codes

Primary Codes
R10.32
Left lower quadrant pain
K57.30
Diverticulosis of large intestine without perforation or abscess
K35.80
Acute appendicitis, unspecified
Ancillary Codes
R10.824
R10.13
Differential Codes
K57.32

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Emergency Medicine

Specialty Applications

  • Adult and pediatric patients presenting with abdominal pain
  • 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

What are the documentation requirements?

Document the patient's history, physical exam findings, and results of diagnostic tests.

What are the billing considerations?

Ensure accurate coding based on the diagnosis and any associated procedures performed.