Unspecified disorder of synovium and tendon, left upper arm

This code signifies a non-specific ailment affecting the synovial membranes or tendons within the left upper arm. It indicates the presence of a disorder without a more precise diagnosis, such as inflammation, degeneration, or other pathology, localized to this anatomical region.

This code is appropriate when documentation indicates a disorder of the synovium or tendon in the left upper arm, but the specific nature of the condition (e.g., tenosynovitis, tendinitis, synovial cyst) is not specified by the provider. It should be used when the medical record lacks sufficient detail for a more specific diagnosis code.

• Avoid using this code if a more specific diagnosis (e.g., M65.822 for other specified synovitis and tenosynovitis, left upper arm) can be supported by the documentation.
• Query the provider for clarification if the documentation suggests a more specific condition but lacks the necessary detail.
• Ensure the laterality (left upper arm) is clearly documented and matches the code.