M02.311

HCC Category Mapping

What This Code Means

Reiter's disease, a type of reactive arthritis that causes joint inflammation, affecting the right shoulder.

Coding Tips

• •Confirm right shoulder involvement and document the triggering infection (typically GI or GU)
• •Reiter's disease is a systemic condition; document other manifestations such as urethritis or conjunctivitis

Clinical Significance

Reiter's disease affecting the right shoulder represents a specific manifestation of reactive arthritis that can significantly impact upper extremity function and activities of daily living. This condition typically follows an infectious trigger and requires ongoing management due to its chronic inflammatory nature and potential for functional impairment.

Documentation Requirements

• ✓Clinical diagnosis of Reiter's disease or reactive arthritis
• ✓Right shoulder joint involvement specifically documented
• ✓History of preceding infection (genitourinary or gastrointestinal)
• ✓Evidence of shoulder arthritis symptoms and functional limitation
• ✓Documentation of other components of Reiter's triad when present
• ✓Chronic or recurrent nature of shoulder involvement
• ✓Physical examination findings consistent with shoulder arthropathy

Commonly Confused Codes