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ICD-10 Guide
ICD-10 CodesM05.132

M05.132

Billable

Rheumatoid lung disease with rheumatoid arthritis of left wrist

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/12/2025

Code Description

ICD-10 M05.132 is a billable code used to indicate a diagnosis of rheumatoid lung disease with rheumatoid arthritis of left wrist.

Key Diagnostic Point:

Rheumatoid lung disease is a serious complication of rheumatoid arthritis (RA), characterized by interstitial lung disease, pleuritis, and pulmonary nodules. In this condition, the immune system mistakenly attacks the synovial membranes, leading to inflammation and damage in joints, particularly in the left wrist in this case. The wrist consists of eight carpal bones, which articulate with the radius and ulna, allowing for a wide range of motion. Patients may present with joint pain, swelling, and stiffness, particularly in the morning or after periods of inactivity. The involvement of the lungs can manifest as dyspnea, cough, and reduced exercise tolerance, complicating the management of RA. The interplay between joint and lung involvement necessitates a multidisciplinary approach to treatment, including disease-modifying antirheumatic drugs (DMARDs), corticosteroids, and possibly biologics, alongside pulmonary care.

Code Complexity Analysis

Complexity Rating: High

High Complexity

Complexity Factors

  • Multisystem involvement (rheumatoid arthritis and lung disease)
  • Need for precise documentation of joint involvement and laterality
  • Potential for overlapping symptoms with other conditions
  • Variability in treatment approaches based on severity

Audit Risk Factors

  • Inadequate documentation of lung involvement
  • Failure to specify laterality of joint involvement
  • Misclassification of rheumatoid lung disease severity
  • Lack of supporting evidence for treatment modalities

Specialty Focus

Medical Specialties

Orthopedics

Documentation Requirements

Orthopedic documentation should include imaging studies (X-rays, MRIs) to assess joint damage, functional assessments to evaluate range of motion, and any surgical interventions performed.

Common Clinical Scenarios

Common scenarios include joint replacement surgeries or arthroscopic procedures for severe joint damage.

Billing Considerations

Documentation must reflect the severity of joint involvement and any functional limitations experienced by the patient.

Rheumatology

Documentation Requirements

Rheumatologic documentation should include laboratory tests for inflammatory markers (e.g., ESR, CRP), imaging studies for lung involvement, and assessments of disease activity (e.g., DAS28).

Common Clinical Scenarios

Scenarios often involve the initiation or adjustment of DMARD therapy based on disease progression.

Billing Considerations

Systemic involvement must be documented, including any changes in lung function or respiratory symptoms.

Physical Medicine

Documentation Requirements

Functional assessments should evaluate mobility, strength, and endurance, along with any rehabilitation needs.

Common Clinical Scenarios

Rehabilitation scenarios may include physical therapy for joint mobility and pulmonary rehabilitation for lung function.

Billing Considerations

Documentation should address mobility limitations and the need for assistive devices.

Coding Guidelines

Inclusion Criteria

Use M05.132 When
  • Follow official coding guidelines that require specificity in laterality (left wrist), severity of lung disease, and encounter type (initial, follow
  • Ensure that all relevant conditions are documented to support the use of M05

Exclusion Criteria

Do NOT use M05.132 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

99214CPT Code

Established patient office visit, moderate complexity

Clinical Scenario

Used for follow-up visits to manage RA and lung disease.

Documentation Requirements

Requires documentation of both joint and lung assessments.

Specialty Considerations

Rheumatology and pulmonology considerations for comprehensive care.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for greater specificity in coding musculoskeletal conditions, enabling better tracking of disease progression and treatment outcomes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for greater specificity in coding musculoskeletal conditions, enabling better tracking of disease progression and treatment outcomes.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for greater specificity in coding musculoskeletal conditions, enabling better tracking of disease progression and treatment outcomes.

Resources

Clinical References

  • •
    American College of Rheumatology Guidelines

Coding & Billing References

  • •
    American College of Rheumatology Guidelines

Frequently Asked Questions

What are the key documentation requirements for coding M05.132?

Key documentation includes clear identification of joint involvement (left wrist), evidence of lung disease (imaging, pulmonary function tests), and details on treatment plans and disease activity.