ICD-10 Coding for Rheumatoid Factor Positive(M05.79)
Complete ICD-10-CM coding and documentation guide for Rheumatoid Factor Positive. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to Rheumatoid Factor Positive
M05-M06Primary Range
Rheumatoid arthritis and other inflammatory polyarthropathies
This range includes rheumatoid arthritis with and without rheumatoid factor, covering various manifestations and complications.
Key Information: ICD-10 code for rheumatoid factor positive
Essential facts and insights about Rheumatoid Factor Positive
Primary ICD-10-CM Code for rheumatoid factor positive
Decision Criteria
clinical Criteria
- RF test result ≥20 IU/mL
documentation Criteria
- Documented seropositive RA with specific joint involvement
Applicable To
- Seropositive rheumatoid arthritis
Excludes
- Rheumatoid arthritis without rheumatoid factor (M06.0)
Clinical Validation Requirements
- Positive rheumatoid factor (RF) test ≥20 IU/mL
- Anti-CCP antibody positivity
Code-Specific Risks
- Ensure RF positivity is documented to avoid incorrect coding.
Coding Notes
- Ensure documentation specifies RF positivity and affected sites.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Rheumatoid arthritis with lung involvement
M05.1-Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting Rheumatoid Factor Positive to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code M05.79.
Impact
Clinical: Leads to misdiagnosis or incorrect treatment., Regulatory: Non-compliance with documentation standards., Financial: Potential for denied claims or reduced reimbursement.
Mitigation Strategy
Always document RF test results., Use templates that prompt for RF status.
Impact
Reimbursement: May lead to lower reimbursement rates., Compliance: Non-compliance with coding guidelines., Data Quality: Decreases accuracy of clinical data.
Mitigation Strategy
Query provider for RF status and specific joint involvement.
Impact
Using unspecified codes when RF status is known.
Mitigation Strategy
Query providers for RF status and specific joint involvement.
Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.
Frequently Asked Questions
Common questions about ICD-10 coding for Rheumatoid Factor Positive, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for Rheumatoid Factor Positive
Use these documentation templates to ensure complete and accurate documentation for Rheumatoid Factor Positive. These templates include all required elements for proper coding and billing.
Rheumatology Progress Note
Specialty: RheumatologyRequired Elements
- RF test results
- Anti-CCP antibody status
- Joint involvement
- Treatment plan
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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