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CPT 29131: Dynamic (Hinged) Finger and Hand Splint Application
CPT code 29131 covers the application of a dynamic (hinged) splint to a finger and hand joint to stretch stiffness and improve range of motion after surgical repair, trauma, or in chronic neurologic or orthopedic conditions. The code is clinically important because dynamic splinting can affect postoperative recovery timelines, functional outcomes, and subsequent rehabilitation resource use across the health system.
This analysis reviews coverage and application of CPT code 29131 across major national payers: Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of payer coverage patterns, common billing modifiers and related procedure codes, typical sites of service, and clinical contexts where the code is used. The report also situates 29131 among related splinting codes used for static and short arm splints and highlights common ICD-10 diagnoses that align with its use, such as finger phalanx fractures and hand pain.
Intended for clinicians, coding professionals, and policy analysts, the summary provides practical context for coding decisions, claim submission considerations, and how 29131 fits into post-operative and rehabilitative care pathways. Data not available in the input is noted where applicable.
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Billing Code Overview
CPT code 29131 describes the application of a dynamic (hinged) splint to the hand and finger to stretch a stiff finger joint and improve range of motion after surgery or injury. A dynamic splint is also used to address flexion contractures in chronic neurologic or orthopedic conditions.
Service type: Splinting/orthotic application for hand and finger rehabilitation
Typical site of service: Outpatient orthopedic clinic, hand therapy clinic, or physical/occupational therapy setting
National Reimbursement Benchmarks
Medicare's mean of $61.5 sits well below BUCA’s average commercial mean of $137.5, indicating that commercial reimbursements via BUCA are about $76 higher on average than Medicare for CPT 29131. This gap highlights a sizable transfer from public to commercial payers in national average pricing for this code.
Dispersion measured by the interquartile range (P75−P25) varies notably across payers: Blue Cross Blue Shield shows the widest IQR at $77.1 ($231.4−$154.3), followed by UnitedHealth Group at $44.4 ($99.2−$49.8) and Cigna at $50.9 ($102.2−$49.1). Aetna has the tightest spread at $33.0 ($48.8−$16.0). BUCA’s IQR is $63.4 ($168.0−$104.6) and Medicare’s is narrow at $6.0 ($64−$58), reflecting relatively concentrated local Medicare rates versus more variable commercial pricing.