M87.01
Idiopathic aseptic necrosis of shoulder
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 12 never code together
M00-M99chapter
Excludes2
- arthropathic psoriasis (L40.5-)L40.5-
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- compartment syndrome (traumatic) (T79.A-)T79.A-
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 4
M87code
Includes
- avascular necrosis of bone
Use additional code
- code to identify major osseous defect, if applicable (M89.7-)M89.7-
M87.01code
Inclusion terms
- Idiopathic aseptic necrosis of clavicle and scapula
M00-M99chapter
Notes
- Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
Index entries leading here 1
Alongside this code 9 same parent — M87.0
M87.00 Idiopathic aseptic necrosis of unspecified bone M87.02 Idiopathic aseptic necrosis of humerus category M87.03 Idiopathic aseptic necrosis of radius, ulna and carpus category M87.04 Idiopathic aseptic necrosis of hand and fingers category M87.05 Idiopathic aseptic necrosis of pelvis and femur category M87.06 Idiopathic aseptic necrosis of tibia and fibula category M87.07 Idiopathic aseptic necrosis of ankle, foot and toes category M87.08 Idiopathic aseptic necrosis of bone, other site M87.09 Idiopathic aseptic necrosis of bone, multiple sites
Subordinate codes 3
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.