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ICD-10 Guide
ICD-10 CodesM83.8

M83.8

Billable

Other adult osteomalacia

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

Code Description

ICD-10 M83.8 is a billable code used to indicate a diagnosis of other adult osteomalacia.

Key Diagnostic Point:

Other adult osteomalacia refers to a condition characterized by the softening of bones due to inadequate mineralization, primarily calcium and phosphate. This condition can arise from various factors, including vitamin D deficiency, malabsorption syndromes, or chronic kidney disease. Unlike osteoporosis, which involves a reduction in bone density and structural integrity, osteomalacia specifically affects the mineralization process, leading to weakened bones that are more susceptible to deformities and fractures. Patients may present with bone pain, muscle weakness, and an increased risk of fractures, particularly in weight-bearing bones. Diagnosis typically involves clinical evaluation, imaging studies such as X-rays or bone density scans, and laboratory tests to assess vitamin D levels and other metabolic markers. Treatment focuses on addressing the underlying cause, which may include vitamin D supplementation, dietary modifications, and management of any associated conditions. Regular monitoring of bone health is essential to prevent complications associated with this disorder.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of underlying causes leading to osteomalacia.
  • Differentiation from osteoporosis and other bone density disorders.
  • Need for comprehensive lab and imaging documentation.
  • Potential for co-existing conditions affecting bone metabolism.

Audit Risk Factors

  • Inadequate documentation of underlying causes.
  • Failure to differentiate from osteoporosis.
  • Insufficient lab results to support diagnosis.
  • Lack of follow-up documentation on treatment efficacy.

Specialty Focus

Medical Specialties

Endocrinology

Documentation Requirements

Detailed history of metabolic disorders, lab results for vitamin D and calcium levels, and imaging studies.

Common Clinical Scenarios

Patients with chronic kidney disease presenting with bone pain and weakness.

Billing Considerations

Ensure comprehensive metabolic panel results are included to support diagnosis.

Rheumatology

Documentation Requirements

Clinical evaluation of joint and bone pain, history of autoimmune disorders, and relevant imaging.

Common Clinical Scenarios

Patients with autoimmune diseases presenting with bone pain and risk of fractures.

Billing Considerations

Document any concurrent treatments that may affect bone health.

Coding Guidelines

Inclusion Criteria

Use M83.8 When
  • According to ICD
  • 10 guidelines, M83
  • 8 should be used when the specific cause of osteomalacia is not classified elsewhere
  • Coders must ensure that the diagnosis is supported by clinical documentation and relevant lab results

Exclusion Criteria

Do NOT use M83.8 When
  • Exclusion criteria include conditions that are specifically classified under other codes

Related ICD-10 Codes

Related CPT Codes

80048CPT Code

Comprehensive metabolic panel

Clinical Scenario

Used to assess metabolic status in patients suspected of having osteomalacia.

Documentation Requirements

Document all lab results and clinical findings.

Specialty Considerations

Endocrinologists should ensure that all relevant metabolic disorders are evaluated.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of osteomalacia, enabling better tracking of the condition and its causes. This specificity aids in research and treatment planning.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of osteomalacia, enabling better tracking of the condition and its causes. This specificity aids in research and treatment planning.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of osteomalacia, enabling better tracking of the condition and its causes. This specificity aids in research and treatment planning.

Resources

Clinical References

  • •
    Osteomalacia Overview

Coding & Billing References

  • •
    Osteomalacia Overview

Frequently Asked Questions

What are the common causes of osteomalacia?

Common causes include vitamin D deficiency, malabsorption syndromes, chronic kidney disease, and certain medications that affect bone metabolism.