Synovitis and tenosynovitis, unspecified
Synovitis and tenosynovitis, unspecified
M65.9 is a header (parent) code in the ICD-10-CM hierarchy. It is not billable for claim submission. Use one of the billable child codes listed below.
Billable codes in this category
Each of the codes below is billable. Choose the one that most accurately describes the patient's diagnosis.
M65.90 reports inflammation of the synovial membrane, tendon sheath, or both when neither the character of the inflammation nor its anatomical site is documented with enough specificity to support a more precise code.
Inflammation of a synovial membrane or tendon sheath at an anatomical site that does not map to any other specifically coded location in the M65.9x subcategory.
Inflammation of synovial tissue or tendon sheaths affecting multiple anatomical sites simultaneously, where the specific type of synovitis or tenosynovitis has not been documented.