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L3677 — Shoulder orthosis, shoulder joint design, without joints, may include soft interface, straps, 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 L-code · short descriptor: “So hard plas stabili pre cst”

Code system
HCPCS Level II
Family
L — Orthotics & prosthetics
Medicare coverage status
Special coverage instructions apply
Prior authorization
Not on Medicare required-PA list
Status
Active (April 2026 HCPCS)

Prior authorization

Not on the Medicare required-PA list as of the January 13, 2026 update (74 items). Medicare Advantage and commercial plans set their own prior-authorization rules for this code — verify per plan before delivery.

Common denial codes to watch

CO-50 medical necessity

Related L-codes

L3600L3610L3620L3630L3640L3649L3650L3660L3670L3671L3674L3675

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