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ICD-10 Coding for Left Humerus Fracture(S42.452A, S42.202A)

Complete ICD-10-CM coding and documentation guide for Left Humerus Fracture. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Fracture of the left upper armLeft upper humeral fractureleft arm fractureleft upper arm fracture

Related ICD-10 Code Ranges

Complete code families applicable to Left Humerus Fracture

S42.3-S42.4Primary Range

Fractures of the humerus

This range includes all types of humeral fractures, specifying location and type, such as shaft or condylar fractures.

Pathological fracture

Used when the fracture is due to an underlying pathological condition like osteoporosis or metastasis.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
S42.452ADisplaced fracture of lateral condyle of left humerus, initial encounterUse for initial encounter of displaced lateral condyle fracture confirmed by imaging.
  • Imaging confirming displacement
  • Clinical documentation of initial encounter
S42.202AUnspecified fracture of upper end of left humerus, initial encounterUse when the fracture type is not specified in the documentation.
  • Lack of specific fracture type in documentation

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for left humerus fracture

Essential facts and insights about Left Humerus Fracture

The ICD-10 code for a displaced fracture of the lateral condyle of the left humerus, initial encounter, is S42.452A.

Primary ICD-10-CM Codes for left humerus fracture

Displaced fracture of lateral condyle of left humerus, initial encounter
Billable Code

Decision Criteria

clinical Criteria

  • Imaging confirms displaced fracture of lateral condyle.

documentation Criteria

  • Documentation specifies initial encounter and laterality.

Applicable To

  • Displaced fracture of lateral condyle of left humerus

Excludes

  • Pathological fracture of humerus (M84.42XA)

Clinical Validation Requirements

  • Imaging confirming displacement
  • Clinical documentation of initial encounter

Code-Specific Risks

  • Incorrect laterality
  • Missing displacement documentation

Coding Notes

  • Ensure documentation specifies 'displaced' and 'lateral condyle'.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Unspecified fall, initial encounter

W19.XXXA
Use to specify the external cause of the fracture.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Unspecified fracture of upper end of left humerus

S42.202A
Use when specific fracture type is not documented.

Displaced fracture of lateral condyle of left humerus

S42.452A
Use when displacement and specific fracture type are documented.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Left Humerus Fracture to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code S42.452A.

Impact

Clinical: Inaccurate treatment planning, Regulatory: Non-compliance with coding standards, Financial: Potential reimbursement issues

Mitigation Strategy

Educate clinicians on documentation requirements, Use templates that prompt for Gustilo classification

Impact

Reimbursement: May lead to lower reimbursement rates., Compliance: Increases risk of audit due to lack of specificity., Data Quality: Reduces accuracy of clinical data.

Mitigation Strategy

Ensure documentation is queried for specifics like fracture type and displacement.

Impact

Frequent use of unspecified codes can trigger audits.

Mitigation Strategy

Encourage specific documentation and use of detailed codes.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Left Humerus Fracture, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Left Humerus Fracture

Use these documentation templates to ensure complete and accurate documentation for Left Humerus Fracture. These templates include all required elements for proper coding and billing.

Initial encounter for traumatic left humerus fracture

Specialty: Orthopedics

Required Elements

  • Mechanism of injury
  • Imaging results
  • Neurovascular status
  • Fracture type and location

Example Documentation

Patient presents with a closed displaced fracture of the left lateral condyle following a fall. X-ray confirms displacement. Neurovascular status intact. Coaptation splint applied.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Left arm fracture, splinted.
Good Documentation Example
Closed displaced fracture of left humeral shaft (S42.392A) with 15° anterior angulation. Neurovascularly intact. Coaptation splint applied.
Explanation
The good example provides specific fracture details, neurovascular status, and treatment plan.

Need help with ICD-10 coding for Left Humerus Fracture? Ask your questions below.

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