ICD-10-CM › M00-M99 › M65-M67 › M65 Synovitis and tenosynovitis › M65.9
M65.9
Synovitis and tenosynovitis, unspecified
Not billableICD-10-CM diagnosis code.
This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.
Submit one of these 10 more specific codes instead:
- M65.90 Unspecified synovitis and tenosynovitis, unspecified site
- M65.91 Unspecified synovitis and tenosynovitis, shoulder (also a header)
- M65.92 Unspecified synovitis and tenosynovitis, upper arm (also a header)
- M65.93 Unspecified synovitis and tenosynovitis, forearm (also a header)
- M65.94 Unspecified synovitis and tenosynovitis, hand (also a header)
- M65.95 Unspecified synovitis and tenosynovitis, thigh (also a header)
- M65.96 Unspecified synovitis and tenosynovitis, lower leg (also a header)
- M65.97 Unspecified synovitis and tenosynovitis, ankle and foot (also a header)
- M65.98 Unspecified synovitis and tenosynovitis, other site
- M65.99 Unspecified synovitis and tenosynovitis, multiple sites
Use instead:
- M65.911 Unspecified synovitis and tenosynovitis, right shoulder stated for FY2024
- M65.912 Unspecified synovitis and tenosynovitis, left shoulder stated for FY2024
- M65.919 Unspecified synovitis and tenosynovitis, unspecified shoulder stated for FY2024
- M65.921 Unspecified synovitis and tenosynovitis, right upper arm stated for FY2024
- M65.922 Unspecified synovitis and tenosynovitis, left upper arm stated for FY2024
- M65.929 Unspecified synovitis and tenosynovitis, unspecified upper arm stated for FY2024
- M65.931 Unspecified synovitis and tenosynovitis, right forearm stated for FY2024
- M65.932 Unspecified synovitis and tenosynovitis, left forearm stated for FY2024
- M65.939 Unspecified synovitis and tenosynovitis, unspecified forearm stated for FY2024
- M65.941 Unspecified synovitis and tenosynovitis, right hand stated for FY2024
- M65.942 Unspecified synovitis and tenosynovitis, left hand stated for FY2024
- M65.949 Unspecified synovitis and tenosynovitis, unspecified hand stated for FY2024
- M65.951 Unspecified synovitis and tenosynovitis, right thigh stated for FY2024
- M65.952 Unspecified synovitis and tenosynovitis, left thigh stated for FY2024
- M65.959 Unspecified synovitis and tenosynovitis, unspecified thigh stated for FY2024
- M65.961 Unspecified synovitis and tenosynovitis, right lower leg stated for FY2024
- M65.962 Unspecified synovitis and tenosynovitis, left lower leg stated for FY2024
- M65.969 Unspecified synovitis and tenosynovitis, unspecified lower leg stated for FY2024
- M65.971 Unspecified synovitis and tenosynovitis, right ankle and foot stated for FY2024
- M65.972 Unspecified synovitis and tenosynovitis, left ankle and foot stated for FY2024
- M65.979 Unspecified synovitis and tenosynovitis, unspecified ankle and foot stated for FY2024
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Synovitis and tenosynovitis, unspecified
- FY2025 Stopped being billable
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from M65 Synovitis and tenosynovitis
Excludes1 - never coded here
- chronic crepitant synovitis of hand and wrist (M70.0-)
- current injury - see injury of ligament or tendon by body region
- soft tissue disorders related to use, overuse and pressure (M70.-)
Codes in the same group
| Code | Description | Status |
|---|---|---|
| M65.0 | Abscess of tendon sheath | Not billable |
| M65.1 | Other infective (teno)synovitis | Not billable |
| M65.2 | Calcific tendinitis | Not billable |
| M65.3 | Trigger finger | Not billable |
| M65.4 | Radial styloid tenosynovitis [de Quervain] | Valid |
| M65.8 | Other synovitis and tenosynovitis | Not billable |