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ICD-10 Coding for Left Shoulder Sprain(S43.402A, S43.402D, S43.422A)

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

Also known as:

Left Shoulder Ligament InjuryLeft Shoulder Joint Sprainleft ac joint sprain

Related ICD-10 Code Ranges

Complete code families applicable to Left Shoulder Sprain

S43.4Primary Range

Sprain and strain of shoulder joint and ligaments

This range includes all codes related to sprains and strains of the shoulder joint, including specific ligaments and unspecified sprains.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
S43.402AUnspecified sprain of left shoulder joint, initial encounterUse for initial encounter when the specific ligament is not identified.
  • Clinical examination indicating sprain
  • Patient history of traumatic event
S43.402DUnspecified sprain of left shoulder joint, subsequent encounterUse for follow-up visits after the initial encounter.
  • Ongoing treatment for previously diagnosed sprain
S43.422ASprain of left rotator cuff capsule, initial encounterUse when imaging confirms rotator cuff capsule involvement.
  • MRI confirmation of rotator cuff capsule involvement

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 shoulder sprain

Essential facts and insights about Left Shoulder Sprain

The ICD-10 code for an unspecified sprain of the left shoulder joint is S43.402A for the initial encounter.

Primary ICD-10-CM Codes for left shoulder sprain

Unspecified sprain of left shoulder joint, initial encounter
Billable Code

Decision Criteria

clinical Criteria

  • Presence of ligament injury without specific ligament identification

Applicable To

  • Initial encounter for unspecified left shoulder sprain

Excludes

  • Strain of left shoulder (S46.0-)

Clinical Validation Requirements

  • Clinical examination indicating sprain
  • Patient history of traumatic event

Code-Specific Risks

  • Potential for incorrect billing if encounter type is not specified

Coding Notes

  • Ensure encounter type is correctly documented to avoid denials.

Ancillary Codes

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

Fall on and from ladder, initial encounter

W11.XXXA
Use to specify the external cause of the injury.

Encounter for other orthopedic aftercare

Z47.89
Use for post-surgical or ongoing care.

Differential Codes

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

Strain of muscle(s) and tendon(s) of the rotator cuff of left shoulder, initial encounter

S46.012A
Use for muscle or tendon injuries rather than ligament injuries.

Instability of left shoulder joint

M25.312
Use when chronic instability is present post-sprain.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Left Shoulder Sprain to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code S43.402A.

Impact

Clinical: May lead to inappropriate treatment plans., Regulatory: Non-compliance with documentation standards., Financial: Potential for claim denials or reduced reimbursement.

Mitigation Strategy

Ensure detailed documentation of the injury mechanism and site., Use imaging results to confirm specific injuries.

Impact

Reimbursement: Incorrect coding can lead to denied claims or incorrect reimbursement rates., Compliance: Non-compliance with coding guidelines can result in audits., Data Quality: Inaccurate data affects patient records and treatment plans.

Mitigation Strategy

Ensure clinical documentation specifies whether the injury is to a ligament (sprain) or muscle/tendon (strain).

Impact

Reimbursement: Claims may be denied if the encounter type is not specified., Compliance: Failure to comply with ICD-10 coding standards., Data Quality: Incomplete data affects clinical and billing records.

Mitigation Strategy

Always include the appropriate 7th character (A, D, S) to specify the encounter type.

Impact

Frequent use of unspecified codes without attempts to specify can trigger audits.

Mitigation Strategy

Encourage detailed documentation and use of specific codes whenever possible.

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 Shoulder Sprain, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Left Shoulder Sprain

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

Emergency Department Visit

Specialty: Emergency Medicine

Required Elements

  • Patient history
  • Mechanism of injury
  • Physical examination findings
  • Imaging results
  • Treatment plan

Example Documentation

Patient presents with left shoulder pain after falling from a ladder. Exam reveals tenderness over the AC joint. X-ray negative for fracture. MRI ordered to assess ligament integrity.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Left shoulder pain after injury.
Good Documentation Example
Grade II sprain of left acromioclavicular ligament confirmed via MRI after direct impact during football tackle.
Explanation
The good example provides specific details about the injury, including the mechanism and diagnostic confirmation.

Need help with ICD-10 coding for Left Shoulder Sprain? Ask your questions below.

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