M65.31Non-billable (header)

Trigger thumb

Sub-codes of M65.31(3)

M65.31 is a non-billable header. Select a sub-code to bill.

M65.311Trigger thumb, right thumb✓ BillableM65.312Trigger thumb, left thumb✓ BillableM65.319Trigger thumb, unspecified thumb✓ Billable

Code Hierarchy

┌13Diseases of the musculoskeletal system and connective tissue (M00-M99)├M65-M67Disorders of synovium and tendon (M65-M67)├M65Synovitis and tenosynovitis
└M65.31Trigger thumb

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