Unspecified synovitis and tenosynovitis, unspecified site
- M65.90 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- ICD-10-CM M65.90 is a new 2025 ICD-10-CM code that became effective on October 1, 2024.
- This is the American ICD-10-CM version of M65.90 – other international versions of ICD-10 M65.90 may differ.
The following code(s) above M65.90 contain annotation back-references
that may be applicable to M65.90:
ICD-10-CM M65.90 is grouped within Diagnostic Related Group(s) (MS-DRG v42.0):
Code History
- 2025 (effective 10/1/2024): New code
Diagnosis Index entries containing back-references to M65.90:
- Synovitis M65.90 – see also Tenosynovitis
- Tenosynovitis M65.90 – see also Synovitis