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ICD-10 Coding for Rheumatoid Arthritis with Rheumatoid Factor(M05.79, M05.1, M05.7)

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Learn about ICD-10 coding for rheumatoid arthritis with rheumatoid factor, including documentation requirements and billing considerations.

Also known as:
Seropositive Rheumatoid ArthritisRA with RF
Related ICD-10 Code Ranges

Complete code families applicable to Rheumatoid Arthritis with Rheumatoid Factor

M00-M99Primary Range

Diseases of the musculoskeletal system and connective tissue

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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

Unspecified osteoarthritis, unspecified siteM19.90

Documentation & Coding Risks

Avoid these common issues when documenting Rheumatoid Arthritis with Rheumatoid Factor.

Documenting 'RA' without specifying serologic status

Impact

Clinical: May lead to inappropriate treatment decisions., Regulatory: Non-compliance with coding standards., Financial: Potential for reduced reimbursement.

Mitigation

Always include RF and anti-CCP results in notes.

Using M06.9 for unspecified RA when laterality is documented

Impact

Reimbursement: Incorrect coding can lead to reduced reimbursement., Compliance: May trigger audits due to lack of specificity., Data Quality: Impacts data accuracy for clinical research.

Mitigation

Use specific codes like M05.79 when multiple joints are involved.

Serologic status documentation

Impact

Lack of RF and anti-CCP documentation can trigger audits.

Mitigation

Ensure all lab results are included in patient records.

Frequently Asked Questions

Related condition guides

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