M65.91 is the authoritative medical code for Unspecified synovitis and tenosynovitis, shoulder. This classification is used in medical billing and clinical recording to specify the clinical criteria for unspecified synovitis and tenosynovitis, shoulder (ICD-10-CM M65.91), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Sequencing, inclusion, and exclusion notes published for M65.91 in the official ICD-10-CM tabular list.
Conditions that can never be reported with this code; the two are mutually exclusive.
No. M65.91 (Unspecified synovitis and tenosynovitis, shoulder) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Per official ICD-10-CM Excludes1 instructions, M65.91 must not be reported together with: 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.-).
Official ICD-10-CM classifications closest to M65.91 in its code family, with their registry titles.