M65.9 - Synovitis and tenosynovitis, unspecified

Applicable to Synovitis and tenosynovitis, unspecified
The 2025 edition of ICD10-CM M65.9 became effective on October 1, 2024.
This is the American ICD10-CM version of M65.9 - other international versions of ICD10 M65.9 may differ.
M65.9 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
M65.9 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.

M65.9 - Synovitis and tenosynovitis, unspecified
- M65.9 - Synovitis and tenosynovitis, unspecified
- M65.90 - Unspecified synovitis and tenosynovitis, unspecified site
- M65.91 - Unspecified synovitis and tenosynovitis, shoulder
- M65.911 - Unspecified synovitis and tenosynovitis, right shoulder
- M65.912 - Unspecified synovitis and tenosynovitis, left shoulder
- M65.919 - Unspecified synovitis and tenosynovitis, unspecified shoulder
- M65.92 - Unspecified synovitis and tenosynovitis, upper arm
- M65.921 - Unspecified synovitis and tenosynovitis, right upper arm
- M65.922 - Unspecified synovitis and tenosynovitis, left upper arm
- M65.929 - Unspecified synovitis and tenosynovitis, unspecified upper arm
- M65.93 - Unspecified synovitis and tenosynovitis, forearm
- M65.931 - Unspecified synovitis and tenosynovitis, right forearm
- M65.932 - Unspecified synovitis and tenosynovitis, left forearm
- M65.939 - Unspecified synovitis and tenosynovitis, unspecified forearm
- M65.94 - Unspecified synovitis and tenosynovitis, hand
- M65.941 - Unspecified synovitis and tenosynovitis, right hand
- M65.942 - Unspecified synovitis and tenosynovitis, left hand
- M65.949 - Unspecified synovitis and tenosynovitis, unspecified hand
- M65.95 - Unspecified synovitis and tenosynovitis, thigh
- M65.951 - Unspecified synovitis and tenosynovitis, right thigh
- M65.952 - Unspecified synovitis and tenosynovitis, left thigh
- M65.959 - Unspecified synovitis and tenosynovitis, unspecified thigh
- M65.96 - Unspecified synovitis and tenosynovitis, lower leg
- M65.961 - Unspecified synovitis and tenosynovitis, right lower leg
- M65.962 - Unspecified synovitis and tenosynovitis, left lower leg
- M65.969 - Unspecified synovitis and tenosynovitis, unspecified lower leg
- M65.97 - Unspecified synovitis and tenosynovitis, ankle and foot
- M65.971 - Unspecified synovitis and tenosynovitis, right ankle and foot
- M65.972 - Unspecified synovitis and tenosynovitis, left ankle and foot
- M65.979 - Unspecified synovitis and tenosynovitis, unspecified ankle and foot
- M65.98 - Unspecified synovitis and tenosynovitis, other site
- M65.99 - Unspecified synovitis and tenosynovitis, multiple sites