L9900 HCPCS Level II code: Orthotic and prosthetic supply, accessory, and/or service component of another hcpcs "l" code
L9900 is the HCPCS code for “Orthotic and prosthetic supply, accessory, and/or service component of another hcpcs "l" code” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
L9900Orthotic and prosthetic supply, accessory, and/or service component of another hcpcs "l" code
Short description: O&p supply/accessory/service
HCPCS · United States
Medicare details
The indicators CMS publishes with L9900 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- DMEPOS fee schedule – Carrier priced (e.g., not otherwise classified, individual determination, carrier discretion, gap-filled amounts)
- Type of service
- Lump sum purchase of DME, prosthetics, orthotics
- BETOS category
- Prosthetic/Orthotic devices
- Added
- Jan 1, 2000
Where L9900 sits
- 1L codesOrthotics and prosthetics
- 2Active code L9900Orthotic and prosthetic supply, accessory, and/or service component of another hcpcs "l" code
Source and release
- Data release
- HCPCS Level II · October 2026
- Effective date
- Oct 1, 2026
- Publisher
- CMS
This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does HCPCS code L9900 mean?
L9900 is the HCPCS code for “Orthotic and prosthetic supply, accessory, and/or service component of another hcpcs "l" code” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover L9900?
CMS lists L9900’s Medicare coverage as “Carrier judgment” and its pricing as “DMEPOS fee schedule – Carrier priced (e.g., not otherwise classified, individual determination, carrier discretion, gap-filled amounts)”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.
Which HCPCS Level II release does this page use?
It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside L9900
All L codesL8698Miscellaneous component, supply or accessory for use with total artificial heart systemL8699Prosthetic implant, not otherwise specifiedL8701Powered upper extremity range of motion assist device, elbow, wrist, hand with single or double upright(s), includes microprocessor, sensors, all components and accessories…L8702Powered upper extremity range of motion assist device, elbow, wrist, hand, finger, single or double upright(s), includes microprocessor, sensors, all components and accessories…L8720External lower extremity sensory prosthetic device, cutaneous stimulation of mechanoreceptors proximal to the ankle, per legL8721Receptor sole for use with l8720, replacement, each