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ICD-10 Guide
ICD-10 CodesM05.11

M05.11

Billable

Rheumatoid lung disease with rheumatoid arthritis of shoulder

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

Code Description

ICD-10 M05.11 is a billable code used to indicate a diagnosis of rheumatoid lung disease with rheumatoid arthritis of shoulder.

Key Diagnostic Point:

Rheumatoid lung disease is a serious complication of rheumatoid arthritis (RA), characterized by interstitial lung disease, pleural effusions, and pulmonary nodules. The pathophysiology involves autoimmune-mediated inflammation leading to lung tissue damage. Clinically, patients may present with respiratory symptoms such as dyspnea, cough, and chest pain, alongside the typical joint manifestations of RA, including pain, swelling, and stiffness in the shoulder joint. Anatomically, the shoulder comprises the humerus, scapula, and clavicle, with the glenohumeral joint being the primary site of involvement. In RA, synovial inflammation can lead to joint erosion and functional impairment, impacting mobility and quality of life. The combination of lung disease and shoulder arthritis complicates management, necessitating a multidisciplinary approach to treatment, including pharmacotherapy, physical therapy, and possibly surgical intervention for severe cases.

Code Complexity Analysis

Complexity Rating: High

High Complexity

Complexity Factors

  • Involvement of multiple body systems (musculoskeletal and respiratory)
  • Need for detailed documentation of joint involvement and lung function
  • Variability in clinical presentation and severity
  • Potential for overlapping symptoms with other conditions

Audit Risk Factors

  • Inadequate documentation of lung disease severity
  • Failure to specify laterality of shoulder involvement
  • Misclassification of joint involvement (e.g., not distinguishing between shoulder and other joints)
  • Insufficient detail on treatment plans and patient response

Specialty Focus

Medical Specialties

Orthopedics

Documentation Requirements

Detailed imaging reports (X-rays, MRIs) and functional assessments of shoulder range of motion and strength.

Common Clinical Scenarios

Patients presenting with shoulder pain and limited range of motion due to RA, requiring surgical intervention such as arthroscopy or joint replacement.

Billing Considerations

Documenting the extent of joint damage and functional limitations to justify surgical options.

Rheumatology

Documentation Requirements

Documentation of inflammatory markers (e.g., ESR, CRP), disease activity scores, and lung function tests.

Common Clinical Scenarios

Patients with worsening joint symptoms and respiratory complaints, necessitating adjustments in DMARD therapy.

Billing Considerations

Monitoring systemic involvement and progression of both RA and lung disease.

Physical Medicine

Documentation Requirements

Functional assessments focusing on mobility, strength, and endurance, along with rehabilitation goals.

Common Clinical Scenarios

Rehabilitation for patients post-surgery or those undergoing physical therapy for joint and lung function improvement.

Billing Considerations

Addressing mobility limitations and the need for assistive devices.

Coding Guidelines

Inclusion Criteria

Use M05.11 When
  • Coders must ensure accurate documentation of laterality (right or left shoulder), severity of lung disease, and the type of encounter (initial, follow
  • up, or exacerbation)

Exclusion Criteria

Do NOT use M05.11 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

20610CPT Code

Arthrocentesis, aspiration and/or injection into a major joint or bursa

Clinical Scenario

Used for shoulder joint injections in patients with RA.

Documentation Requirements

Document joint aspiration/injection details, including indications and patient response.

Specialty Considerations

Orthopedic considerations for joint health and rheumatologic implications for disease management.

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 common symptoms of rheumatoid lung disease?

Common symptoms include persistent cough, shortness of breath, chest pain, and fatigue, which may accompany joint symptoms such as swelling and stiffness in the shoulder.