M65.8 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Other synovitis and tenosynovitis.
Codes
M65.80
Other synovitis and tenosynovitis, unspecified site
M65.81
Other synovitis and tenosynovitis, shoulder
M65.82
Other synovitis and tenosynovitis, upper arm
M65.83
Other synovitis and tenosynovitis, forearm
M65.84
Other synovitis and tenosynovitis, hand
M65.85
Other synovitis and tenosynovitis, thigh
M65.86
Other synovitis and tenosynovitis, lower leg
M65.87
Other synovitis and tenosynovitis, ankle and foot
M65.88
Other synovitis and tenosynovitis, other site
M65.89
Other synovitis and tenosynovitis, multiple sites
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code