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M51.26
ICD-10-CM
Herniated Nucleus Pulposus Lumbar

Find information on Herniated Nucleus Pulposus Lumbar including clinical documentation, medical coding, ICD-10 codes, diagnosis codes, and treatment options. This resource provides details on HNP Lumbar, lower back pain, radiculopathy, sciatica, and disc herniation for healthcare professionals, focusing on accurate medical coding and best practices for documentation. Learn about symptoms, diagnosis, and management of lumbar herniated disc.

Also known as

Lumbar Disc Herniation
Lumbar HNP

Diagnosis Snapshot

Key Facts
  • Definition : A ruptured disc in the lower back, leaking inner core material.
  • Clinical Signs : Low back pain, radiating leg pain (sciatica), numbness, tingling, weakness.
  • Common Settings : Outpatient clinic, physical therapy, pain management, spine surgery.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC M51.26 Coding
M51.2-

Other intervertebral disc displacement lumbar

Covers herniated lumbar discs at specific levels.

M51.1-

Lumbar and other intervertebral disc displacement w/ myelopathy

Lumbar disc herniation causing spinal cord compression.

M51.3-

Other intervertebral disc displacement other

Herniated discs in regions other than lumbar or with radiculopathy.

M51.9-

Intervertebral disc displacement unspecified

Herniated disc at an unspecified location.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Is the herniated nucleus pulposus at L1-L5?

  • Yes

    With myelopathy?

  • No

    Herniated nucleus pulposus is not at L1-L5. Refer to other sections of ICD-10-CM for appropriate code.

Code Comparison

Related Codes Comparison

When to use each related code

Description
Herniated lumbar disc
Lumbar spinal stenosis
Lumbar spondylosis

Documentation Best Practices

Documentation Checklist
  • HNP Lumbar: Date of onset, location, laterality
  • HNP Lumbar: Pain radiation, quality, severity (scale)
  • HNP Lumbar: Neurological exam findings (sensory, motor)
  • HNP Lumbar: Imaging confirmation (MRI, CT findings)
  • HNP Lumbar: Impact on ADLs, work status

Coding and Audit Risks

Common Risks
  • Laterality Mismatch

    Coding HNP Lumbar requires specifying laterality (right, left, or bilateral). Documentation discrepancies or missing laterality can lead to inaccurate codes.

  • Specificity Issues

    Coding must capture the specific lumbar level(s) affected. Missing or unclear documentation of the level can lead to undercoding or overcoding.

  • Exacerbation vs. Initial

    Distinguishing between an acute exacerbation of a chronic HNP and an initial presentation impacts code selection and reimbursement. Documentation must clearly indicate this.

Mitigation Tips

Best Practices
  • Thorough neuro exam, accurate ICD-10 (M51.x) coding for lumbar HNP
  • Document pain radiation, muscle weakness for CDI, justify MRI/CT scans
  • Conservative treatment first: PT, NSAIDs. Document treatment plan for compliance
  • Surgical intervention? Justify medical necessity with clear documentation, coding (e.g., fusion)
  • Monitor patient progress, adjust treatment. Clear, concise documentation for improved outcomes

Clinical Decision Support

Checklist
  • Verify low back pain with/without radiculopathy
  • Confirm sensory/motor deficits, if present
  • Correlate symptoms with imaging (MRI/CT)
  • Assess Cauda Equina Syndrome red flags
  • Evaluate impact on ADLs and pain levels

Reimbursement and Quality Metrics

Impact Summary
  • Herniated Nucleus Pulposus Lumbar reimbursement hinges on accurate ICD-10 (M51.x) and CPT coding for procedures like discectomies (630xx) or spinal fusions (22xxx). Impacts: Proper coding maximizes payment. Incorrect coding delays/denies claims.
  • Quality metrics track patient outcomes, surgical complications, and readmission rates. Impacts: Data drives quality improvement initiatives. Accurate documentation improves hospital ratings.
  • Coding accuracy directly impacts DRG assignment and case mix index, affecting hospital reimbursement. Impacts: Accurate CMI crucial for financial health. Optimized documentation justifies higher payments.
  • Timely and specific documentation of HNP lumbar diagnosis and treatment supports medical necessity reviews. Impacts: Reduces claim denials. Improves hospital compliance scores.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes. Our AI-powered assistant ensures compliance and reduces coding errors.

Quick Tips

Practical Coding Tips
  • Code laterality: Lumbar HNP
  • Document nerve root impact
  • Specify disc level, e.g., L4-L5
  • Excludes.1 for trauma
  • 722.10 default for unspecified

Documentation Templates

Patient presents with complaints consistent with lumbar herniated disc, also known as herniated nucleus pulposus (HNP) of the lumbar spine.  Onset of low back pain is reported as [onset date or duration], characterized as [character of pain: e.g., sharp, dull, aching, burning].  Pain radiates to [location of radicular pain: e.g., right buttock, left leg, bilateral lower extremities], suggestive of radiculopathy.  Patient reports [exacerbating factors: e.g., bending, lifting, sitting for prolonged periods] and [alleviating factors: e.g., lying down, ice, over-the-counter pain relievers].  Neurological examination reveals [positive or negative] straight leg raise test on the [left, right, or both] side(s).  [Sensory/motor deficits: e.g., Diminished sensation in the lateral foot, weakness in dorsiflexion of the great toe] were noted.  Differential diagnoses include lumbar strain, spinal stenosis, and degenerative disc disease.  Assessment includes herniated nucleus pulposus L4-L5 vs. L5-S1.  Plan includes MRI lumbar spine without contrast to confirm diagnosis and assess the extent of the herniation.  Conservative management will be initiated with NSAIDs, physical therapy, and activity modification.  Patient education provided on proper body mechanics and pain management strategies.  Follow-up scheduled in [duration] to review MRI results and discuss further treatment options, including possible epidural steroid injection or surgical intervention if indicated.  ICD-10 code: [Appropriate ICD-10 code, e.g., M51.16].