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ICD-10 Coding for Lower Extremity Radiculopathy(M54.16, M51.16)

Complete ICD-10-CM coding and documentation guide for Lower Extremity Radiculopathy. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Lumbar RadiculopathySciatica

Related ICD-10 Code Ranges

Complete code families applicable to Lower Extremity Radiculopathy

M54.1-M54.9Primary Range

Other dorsopathies

This range includes codes for radiculopathy and related conditions affecting the lumbar region.

Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders

This range includes codes for disc disorders with radiculopathy, which may be the underlying cause of lumbar radiculopathy.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
M54.16Radiculopathy, lumbar regionUse when radiculopathy is present without a specified disc disorder.
  • MRI showing nerve root compression
  • Positive straight leg raise test
M51.16Intervertebral disc disorder with radiculopathy, lumbar regionUse when radiculopathy is due to a confirmed disc disorder.
  • MRI confirming disc pathology with nerve root 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 lower extremity radiculopathy

Essential facts and insights about Lower Extremity Radiculopathy

The ICD-10 code for lower extremity radiculopathy is M54.16, used for lumbar radiculopathy without a specified disc disorder.

Primary ICD-10-CM Codes for lower extremity radiculopathy

Radiculopathy, lumbar region
Billable Code

Decision Criteria

clinical Criteria

  • Presence of radicular pain and neurological deficits

documentation Criteria

  • MRI findings of nerve root compression

Applicable To

  • Lumbar radiculopathy

Excludes

Clinical Validation Requirements

  • MRI showing nerve root compression
  • Positive straight leg raise test

Code-Specific Risks

  • Omitting laterality when sciatica is present

Coding Notes

  • Ensure documentation specifies radicular symptoms and any neurological deficits.

Ancillary Codes

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

Other chronic pain

G89.29
Use when chronic pain management is a focus.

Differential Codes

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

Sciatica, right side

M54.31
Use when pain follows the sciatic nerve with right side involvement.

Sciatica, left side

M54.32
Use when pain follows the sciatic nerve with left side involvement.

Radiculopathy, lumbar region

M54.16
Use when radiculopathy is present without a specified disc disorder.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Lower Extremity Radiculopathy to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code M54.16.

Impact

Clinical: May lead to misdiagnosis or inappropriate treatment., Regulatory: Non-compliance with documentation standards., Financial: Potential denial of claims due to insufficient documentation.

Mitigation Strategy

Include MRI or CT findings in the patient's record.

Impact

Reimbursement: Incorrect coding may lead to lower reimbursement rates., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate data representation of patient conditions.

Mitigation Strategy

Ensure documentation specifies radicular symptoms and use M54.16.

Impact

Lack of documentation for neurological deficits can lead to audit issues.

Mitigation Strategy

Ensure all neurological findings are documented in detail.

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 Lower Extremity Radiculopathy, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Lower Extremity Radiculopathy

Use these documentation templates to ensure complete and accurate documentation for Lower Extremity Radiculopathy. These templates include all required elements for proper coding and billing.

Chronic lumbar radiculopathy

Specialty: Neurology

Required Elements

  • Patient history
  • Physical exam findings
  • Imaging results
  • Diagnosis

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has leg pain.
Good Documentation Example
Patient reports sharp, shooting pain radiating from lower back to left posterior thigh and lateral calf (L5/S1 distribution), worsened by sitting. Positive SLR at 30° on left, diminished Achilles reflex.
Explanation
The good example provides specific details about the pain, its distribution, and objective findings supporting radiculopathy.

Need help with ICD-10 coding for Lower Extremity Radiculopathy? Ask your questions below.

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