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ICD-10 Coding for Rheumatoid Arthritis Involving Multiple Sites(M05.79, M05.4, M05.6)

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Learn about ICD-10 coding for rheumatoid arthritis involving multiple sites, including seropositive and seronegative types, and documentation requirements.

Also known as:
RA in multiple jointsPolyarticular rheumatoid arthritis
Related ICD-10 Code Ranges

Complete code families applicable to Rheumatoid Arthritis Involving Multiple Sites

M00-M99Primary Range

Diseases of the musculoskeletal system and connective tissue

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
M05.79Rheumatoid arthritis with rheumatoid factor of multiple sites without organ or systems involvement
M06.09Rheumatoid arthritis without rheumatoid factor, multiple sites
Primary ICD-10-CM Codes
Rheumatoid arthritis with rheumatoid factor of multiple sites without organ or systems involvement
M05.79Billable
Differential Codes

Alternative codes to consider when ruling out similar conditions

Rheumatoid arthritis without rheumatoid factor, multiple sitesM06.09

Use when RA is seronegative and affects multiple joints.

Rheumatoid arthritis with rheumatoid factor of multiple sites without organ or systems involvementM05.79

Use when RA is seropositive and affects multiple joints.

Documentation & Coding Risks

Avoid these common issues when documenting Rheumatoid Arthritis Involving Multiple Sites.

Omitting joint specificity in documentation

Impact

Clinical: May lead to inappropriate treatment plans., Regulatory: Increases risk of non-compliance with coding standards., Financial: Potential for reduced reimbursement due to unspecified coding.

Mitigation

Always document specific joints affected, Include laterality and disease activity in notes

Using unspecified codes when specific RF status is available

Impact

Reimbursement: May lead to lower reimbursement rates., Compliance: Increases risk of audit due to lack of specificity., Data Quality: Reduces accuracy of clinical data.

Mitigation

Ensure RF status is documented and use specific codes like M05.79 or M06.09.

Use of unspecified codes

Impact

High audit risk due to lack of specificity in RA coding.

Mitigation

Ensure complete documentation of RF status and joint involvement.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with M05.79.