M08.459
BillablePauciarticular juvenile rheumatoid arthritis, unspecified hip
HCC Category Mapping
V28HCC 93 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.175V24HCC 40 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.307ESRDHCC 40 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.000RxHCCHCC 83 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.000What This Code Means
A type of childhood arthritis affecting only a few joints in the hip area, but the specific side (left or right) is not documented or specified.
Coding Tips
- •Use only when hip involvement is confirmed but laterality is not specified
- •Attempt to clarify laterality through provider query for accurate coding
Clinical Significance
Pauciarticular juvenile rheumatoid arthritis of unspecified hip indicates chronic inflammatory arthritis in pediatric patients where hip involvement is documented but laterality is not specified. This condition requires aggressive management to prevent joint destruction and preserve hip function, which is critical for normal ambulation and development in growing children.
Documentation Requirements
- ✓Physician diagnosis of juvenile rheumatoid arthritis with pauciarticular presentation
- ✓Documentation of hip joint involvement without laterality specification
- ✓Evidence of chronic inflammatory process in affected joints
- ✓Age at diagnosis documentation showing pediatric onset
- ✓Laboratory confirmation of inflammatory arthritis when available
- ✓Physical examination findings consistent with joint inflammation
- ✓Treatment response documentation and ongoing care plans
- ✓Assessment of growth and developmental impact
Commonly Confused Codes
M08.451 — Specific right hip involvement versus unspecified hipM08.452 — Specific left hip involvement versus unspecified hipM08.40 — Unspecified site versus documented hip involvementM25.559 — Hip pain unspecified versus inflammatory arthritis diagnosisM08.3 — Juvenile psoriatic arthritis versus rheumatoid arthritis
Code Hierarchy
└M08Juvenile arthritis└M08.4Pauciarticular juvenile rheumatoid arthritis└M08.45Pauciarticular juvenile rheumatoid arthritis, hip└M08.459Pauciarticular juvenile rheumatoid arthritis, unspecified hip
└M08.459Pauciarticular juvenile rheumatoid arthritis, unspecified hip