M06.822

HCC Category Mapping

What This Code Means

A form of rheumatoid arthritis affecting the left elbow joint that doesn't fit into other specific categories.

Coding Tips

• •The '2' at the end indicates left side; verify documentation specifies left elbow before assigning this code
• •Distinguish from bilateral elbow involvement, which would require coding both M06.821 and M06.822

Clinical Significance

Other specified rheumatoid arthritis affecting the left elbow represents an atypical RA variant in a joint essential for arm function and activities of daily living. Left elbow involvement may be particularly limiting for individuals where this affects their dominant arm.

Documentation Requirements

• ✓Confirmed rheumatoid arthritis diagnosis with specific atypical characteristics
• ✓Clinical examination documenting left elbow joint involvement
• ✓Description of features that distinguish this as 'other specified' RA type
• ✓Functional assessment of left elbow range of motion and strength
• ✓Laboratory evidence of active rheumatoid inflammatory process
• ✓Documentation of handedness and functional impact when relevant
• ✓Treatment approach including disease-modifying antirheumatic drugs
• ✓Assessment of occupational and daily living activity limitations

Commonly Confused Codes