M12.8
Other specific arthropathies, not elsewhere classified
M12.8 is a non-billable ICD-10-CM code header for other specific arthropathies, not elsewhere classified. 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 M12.80 Other specific arthropathies, not elsewhere classified, unspecified site; M12.81 Other specific arthropathies, not elsewhere classified, shoulder; M12.82 Other specific arthropathies, not elsewhere classified, elbow; M12.83 Other specific arthropathies, not elsewhere classified, wrist and 6 more. Its coding notes include 2 Excludes1 entries and 10 Excludes2 entries.
Excludes1
Not coded here. The listed conditions generally should not be reported together.
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Also from chapter/block level (10 notes)
- 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)
Inclusion terms
Conditions classified to this code.
- Transient arthropathy
Notes
Also from chapter/block level (1 note)
- Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
More specific codes under M12.8 10
- M12.80Other specific arthropathies, not elsewhere classified, unspecified siteBillable
- M12.81Other specific arthropathies, not elsewhere classified, shoulderHeader
- M12.82Other specific arthropathies, not elsewhere classified, elbowHeader
- M12.83Other specific arthropathies, not elsewhere classified, wristHeader
- M12.84Other specific arthropathies, not elsewhere classified, handHeader
- M12.85Other specific arthropathies, not elsewhere classified, hipHeader
- M12.86Other specific arthropathies, not elsewhere classified, kneeHeader
- M12.87Other specific arthropathies, not elsewhere classified, ankle and footHeader
- M12.88Other specific arthropathies, not elsewhere classified, other specified siteBillable
- M12.89Other specific arthropathies, not elsewhere classified, multiple sitesBillable