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v1.0.0
ICD-10 Guide
DiagnosesLateral Tibial Plateau Fracture

Lateral Tibial Plateau Fracture

ICD-10 Coding for Lateral Tibial Plateau Fracture(S82.121A, S82.122A)

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

Diagnosis Overview

What is Lateral Tibial Plateau Fracture?
Essential facts and insights about Lateral Tibial Plateau Fracture

Key Clinical Considerations:

  • Pain and swelling over the lateral aspect of the knee
  • Inability to bear weight on the affected leg
  • Joint instability or deformity

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history including mechanism of injury
  • Imaging results (X-rays, CT scans) showing fracture details
  • Assessment of knee stability and range of motion

Coding Guidelines

Usage Guidelines & Examples

  • Follow guidelines for coding fractures based on location and type.
  • Common errors include incorrect side designation and encounter type.

Code Exclusions

Important Exclusions

  • Fractures of the medial tibial plateau
  • Open fractures or associated ligament injuries

Related ICD-10 Codes

Primary Codes
S82.201A
Lateral tibial plateau fracture, right knee, initial encounter
S82.202A
Lateral tibial plateau fracture, left knee, initial encounter
Ancillary Codes
V89.2XXA
Differential Codes
S82.14XA

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Emergency Medicine

Specialty Applications

  • Adults and children with knee injuries
  • Emergency departments and orthopedic clinics

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?

Include detailed patient history, imaging results, and physical exam findings.

What are the billing considerations?

Ensure accurate coding based on the specific side and encounter type.