ICD-10 Logo
ICDxICD-10 Medical Coding
ICD-10 Logo
ICDxICD-10 Medical Coding
ICD 10 CodesDiagnoses
ICD 10 CodesDiagnoses
ICD-10 Logo
ICDxICD-10 Medical Coding

Comprehensive ICD-10-CM code reference with AI-powered search capabilities.

© 2025 ICD Code Compass. All rights reserved.

Browse

  • All Chapters
  • All Categories
  • Diagnoses

Tools

  • AI Code Search
ICD-10-CM codes are maintained by the CDC and CMS. This tool is for reference purposes only.
v1.0.0
ICD-10 Guide
ICD-10 CodesM67.239

M67.239

Billable

Synovial hypertrophy, not elsewhere classified, unspecified forearm

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

Code Description

ICD-10 M67.239 is a billable code used to indicate a diagnosis of synovial hypertrophy, not elsewhere classified, unspecified forearm.

Key Diagnostic Point:

Synovial hypertrophy refers to the abnormal enlargement of the synovial membrane, which lines the joints and tendon sheaths. This condition can occur due to various underlying issues, including inflammatory processes, trauma, or degenerative changes. In the context of the forearm, synovial hypertrophy may present as swelling, pain, and restricted movement, often associated with conditions such as tenosynovitis or other synovial disorders. Tenosynovitis, characterized by inflammation of the tendon sheath, can lead to pain and dysfunction in the forearm, particularly affecting the flexor and extensor tendons. If left untreated, chronic synovial hypertrophy can result in tendon ruptures, necessitating surgical intervention. Surgical repairs may involve debridement, synovectomy, or tendon repair, depending on the severity of the condition. Accurate diagnosis and coding are essential for appropriate management and reimbursement, as the presence of synovial hypertrophy can significantly impact treatment decisions and outcomes.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in clinical presentation and underlying causes
  • Need for precise documentation to differentiate from similar conditions
  • Potential for co-existing conditions that complicate coding
  • Variability in treatment approaches and surgical interventions

Audit Risk Factors

  • Inadequate documentation of the clinical rationale for the diagnosis
  • Failure to document associated conditions such as tenosynovitis
  • Inconsistent coding of surgical procedures related to the condition
  • Lack of clarity in the treatment plan and follow-up care

Specialty Focus

Medical Specialties

Orthopedics

Documentation Requirements

Detailed notes on physical examination findings, imaging results, and treatment plans.

Common Clinical Scenarios

Patients presenting with forearm pain, swelling, and limited range of motion due to synovial hypertrophy.

Billing Considerations

Ensure documentation reflects the specific location and nature of the hypertrophy, as well as any associated tendon injuries.

Rheumatology

Documentation Requirements

Comprehensive assessment of inflammatory markers, patient history, and response to treatment.

Common Clinical Scenarios

Patients with autoimmune conditions presenting with synovial hypertrophy and joint pain.

Billing Considerations

Document any systemic symptoms or comorbidities that may influence the diagnosis and treatment plan.

Coding Guidelines

Inclusion Criteria

Use M67.239 When
  • According to ICD
  • 10 guidelines, M67
  • 239 should be used when synovial hypertrophy is documented without a more specific diagnosis
  • Coders should ensure that the documentation supports the diagnosis and that no other more specific codes apply

Exclusion Criteria

Do NOT use M67.239 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

29875CPT Code

Arthroscopy, wrist, diagnostic, with or without synovial biopsy

Clinical Scenario

Used when a patient with synovial hypertrophy undergoes arthroscopy for diagnosis or treatment.

Documentation Requirements

Document the indication for the procedure and findings during the arthroscopy.

Specialty Considerations

Orthopedic surgeons should ensure that the procedure is linked to the diagnosis of synovial hypertrophy.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of conditions like synovial hypertrophy, improving the accuracy of diagnoses and treatment tracking. This specificity aids in better patient management and reimbursement processes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of conditions like synovial hypertrophy, improving the accuracy of diagnoses and treatment tracking. This specificity aids in better patient management and reimbursement processes.

Reimbursement & Billing Impact

reimbursement processes.

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 is the primary cause of synovial hypertrophy?

Synovial hypertrophy can be caused by various factors, including inflammatory conditions, trauma, and repetitive stress injuries. It is often associated with conditions like tenosynovitis and arthritis.