L1847 – Knee orthosis, double upright with adjustable joint, with inflatable air support chamber(s), prefabricated item that has been trimmed, bent, molded, assembled, or otherwise customized to fit a specific patient by an individual with expertise

HCPCS Level II code · L codes: Orthotic and Prosthetic Procedures and Devices

Active code Carrier judgment

HCPCS codeL1847
Long description
Knee orthosis, double upright with adjustable joint, with inflatable air support chamber(s), prefabricated item that has been trimmed, bent, molded, assembled, or otherwise customized to fit a specific patient by an individual with expertise
Short description
Ko dbl upright w/air pre cst
Pricing indicator
38 Orthotics, prosthetics, prosthetic devices & vision services
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
D1F Prosthetic/Orthotic devices
Added
January 1, 1999
Last change
January 1, 2014 – No change

Frequently asked questions

What is HCPCS code L1847?

L1847 is a HCPCS Level II code for knee orthosis, double upright with adjustable joint, with inflatable air support chamber(s), prefabricated item that has been trimmed, bent, molded, assembled, or otherwise customized to fit a specific patient by an individual with expertise.

Does Medicare cover L1847?

The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.

Nearby L codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.