M87.331
BillableOther secondary osteonecrosis of right radius
HCC Category Mapping
V28HCC 92 — Bone/Joint/Muscle Infections/Necrosis
0.209V24HCC 39 — Bone/Joint/Muscle Infections/Necrosis
0.482ESRDHCC 39 — Bone/Joint/Muscle Infections/Necrosis
0.000RxHCCHCC 80 — Bone/Joint/Muscle Infections/Necrosis
0.000What This Code Means
Death of bone tissue in the right forearm bone (radius) caused by a secondary condition or factor.
Coding Tips
- •Confirm documentation specifies the radius (not ulna) and right side
- •Note any associated complications such as limited range of motion or functional disability
Clinical Significance
Secondary osteonecrosis of the right radius indicates bone death from non-traumatic identifiable causes affecting forearm function and wrist stability. This condition can severely impact hand and wrist mechanics, often requiring specialized orthopedic intervention to preserve function.
Documentation Requirements
- ✓Documentation of underlying secondary cause of osteonecrosis
- ✓Imaging confirmation of osteonecrosis in right radius
- ✓Clinical examination showing right forearm/wrist dysfunction
- ✓History of risk factors such as medications or systemic conditions
- ✓Exclusion of traumatic and idiopathic etiologies
- ✓Documentation of pain, stiffness, or functional limitations
- ✓Provider statement on secondary nature of condition
- ✓Evidence of compromised bone viability
Commonly Confused Codes
M87.031 — Idiopathic osteonecrosis of right radius (no secondary cause)M87.231 — Osteonecrosis due to previous trauma of right radius (traumatic)S52.501A — Unspecified fracture of lower end of right radius (acute trauma)M86.031 — Acute hematogenous osteomyelitis of right radius (infection)M25.531 — Pain in right wrist (symptom without pathology)
Code Hierarchy
└M87Osteonecrosis└M87.3Other secondary osteonecrosis└M87.33Other secondary osteonecrosis of radius, ulna and carpus└M87.331Other secondary osteonecrosis of right radius
└M87.331Other secondary osteonecrosis of right radius