M86.8X2
Other osteomyelitis, upper arm
Non-billable headerNot valid on its own. Use one of the more specific codes under it.
M86.8X2 is a non-billable ICD-10-CM code header for other osteomyelitis, upper arm. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are M86.8X21 Other osteomyelitis, right upper arm; M86.8X22 Other osteomyelitis, left upper arm and M86.8X29 Other osteomyelitis, unspecified upper arm. Its coding notes include a Use additional code instruction, 5 Excludes1 entries and 14 Excludes2 entries.
Use additional code
Add the listed code as a secondary code, if known.
Excludes1
Not coded here. The listed conditions generally should not be reported together.
Inherited from M86 Osteomyelitis
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Inherited from M86 Osteomyelitis
Also from chapter/block level (10 notes)
Inherited from Chapter 13 Diseases of the musculoskeletal system and connective tissue
- arthropathic psoriasis (L40.5-)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- compartment syndrome (traumatic) (T79.A-)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Notes
Also from chapter/block level (1 note)
Inherited from Chapter 13 Diseases of the musculoskeletal system and connective tissue
- Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition