HCPCS Level II · Orthotic and prosthetic procedures and devices
L8631Metacarpal phalangeal joint replacement, two or more pieces, metal (e.g., stainless steel or cobalt chrome), ceramic-like material (e.g., pyrocarbon), for surgical implantation (all sizes, includes entire system)
✓ Active
Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About L8631
L8631 is an HCPCS Level II code in the L series (orthotic and prosthetic procedures and devices), describing metacarpal phalangeal joint replacement, two or more pieces, metal (e.g., stainless steel or cobalt chrome), ceramic-like material (e.g., pyrocarbon), for surgical implantation (all sizes, includes entire system).
It was added to HCPCS effective 01/01/2004.
Its Medicare coverage code is "D", meaning special Medicare coverage instructions apply.
Details
- Short description
- Mcp joint repl 2 pc or more
- Date added
- 01/01/2004
- Action effective
- 01/01/2004
- BETOS
- D1F
Related L86xx codes
- L8600Implantable breast prosthesis, silicone or equal
- L8603Injectable bulking agent, collagen implant, urinary tract, 2.5 ml syringe, includes shipping and necessary supplies
- L8604Injectable bulking agent, dextranomer/hyaluronic acid copolymer implant, urinary tract, 1 ml, includes shipping and necessary supplies
- L8605Injectable bulking agent, dextranomer/hyaluronic acid copolymer implant, anal canal, 1 ml, includes shipping and necessary supplies
- L8606Injectable bulking agent, synthetic implant, urinary tract, 1 ml syringe, includes shipping and necessary supplies
- L8607Injectable bulking agent for vocal cord medialization, 0.1 ml, includes shipping and necessary supplies
- L8608Miscellaneous external component, supply or accessory for use with the argus ii retinal prosthesis system
- L8609Artificial cornea
- L8610Ocular implant
- L8612Aqueous shunt
- L8613Ossicula implant
- L8614Cochlear device, includes all internal and external components
Common questions about L8631
Is HCPCS L8631 still valid?
- Yes. L8631 is active in the CMS October 2026 HCPCS file.
Does Medicare cover L8631?
- Its coverage code is "D": special Medicare coverage instructions apply. Check the local coverage determination for your region.