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ICD-10 Guide
ICD-10 CodesM62.831

M62.831

Billable

Muscle spasm of calf

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/17/2025

Code Description

ICD-10 M62.831 is a billable code used to indicate a diagnosis of muscle spasm of calf.

Key Diagnostic Point:

Muscle spasm of the calf refers to an involuntary contraction of the muscles in the calf region, which can lead to pain, discomfort, and temporary immobility. This condition is often characterized by sudden, intense muscle contractions that can last from a few seconds to several minutes. Muscle spasms in the calf can be caused by various factors, including dehydration, electrolyte imbalances, overuse of the muscle, or underlying neuromuscular disorders. In some cases, they may also be associated with conditions such as myositis, which is inflammation of the muscle tissue, or muscle weakness due to other systemic diseases. Patients may experience symptoms such as tightness, cramping, and tenderness in the calf area, which can significantly impact mobility and quality of life. Diagnosis typically involves a thorough clinical evaluation, including a review of the patient's medical history, physical examination, and possibly imaging studies to rule out other conditions. Treatment may include stretching exercises, hydration, and in some cases, medications to relieve pain and inflammation.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between muscle spasm and other muscle disorders.
  • Need for detailed documentation of symptoms and duration.
  • Potential overlap with other codes related to muscle conditions.
  • Variability in treatment approaches based on underlying causes.

Audit Risk Factors

  • Insufficient documentation of the cause of the muscle spasm.
  • Failure to document associated symptoms or conditions.
  • Inconsistent coding with clinical findings.
  • Lack of follow-up documentation for recurrent spasms.

Specialty Focus

Medical Specialties

Physical Medicine and Rehabilitation

Documentation Requirements

Detailed history of muscle spasms, including frequency, duration, and associated symptoms.

Common Clinical Scenarios

Patients presenting with calf cramps after exercise or prolonged sitting.

Billing Considerations

Consideration of underlying conditions such as peripheral artery disease or neuropathy.

Neurology

Documentation Requirements

Comprehensive neurological examination and assessment of muscle strength.

Common Clinical Scenarios

Patients with muscle spasms associated with neurological disorders.

Billing Considerations

Differentiating between benign muscle spasms and those indicative of serious neuromuscular conditions.

Coding Guidelines

Inclusion Criteria

Use M62.831 When
  • According to ICD
  • 10 coding guidelines, M62
  • 831 should be used when the muscle spasm is specifically located in the calf
  • It is important to document the duration and frequency of spasms, as well as any associated conditions that may influence treatment

Exclusion Criteria

Do NOT use M62.831 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

97110CPT Code

Therapeutic exercises

Clinical Scenario

Used for patients undergoing rehabilitation for calf muscle spasms.

Documentation Requirements

Document the specific exercises performed and patient response.

Specialty Considerations

Physical therapists should ensure to document progress and any modifications to the treatment plan.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of muscle spasms, improving the ability to capture the nuances of patient presentations and treatment needs.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of muscle spasms, improving the ability to capture the nuances of patient presentations and treatment needs.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of muscle spasms, improving the ability to capture the nuances of patient presentations and treatment needs.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What are the common causes of calf muscle spasms?

Common causes include dehydration, electrolyte imbalances, overexertion, and certain medications. Underlying conditions such as diabetes or vascular diseases can also contribute.