L8628 HCPCS Level II Code: Cochlear implant, external controller component, replacement
HCPCS Level II code, maintained by CMS. Not a CPT code: CPT (HCPCS Level I) is a separate AMA code set that MedCoder does not publish. About HCPCS Level II
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Code status: Valid code · October 2026. A valid code in the CMS HCPCS Level II October 2026 file. Valid is not covered or payable: Medicare payment and coverage are shown below in CMS’s own terms.
Medicare Coverage & Payment
- CMS short descriptor: Cid ext controller repl
Source: CMS HCPCS Level II release. Coverage codes indicate how Medicare treats the code, not whether a specific claim will be paid; payer policy and documentation still govern.
Coding context
Guidelines, coding notes, decision aids, relationships (with MS-DRG and CCSR classification), hierarchy, HCC, coverage and the context map: what a coder reaches for after the core. Each section names whether it is official source data, a MedCoder-derived relationship or MedCoder editorial.
Contextual Map
Every relationship of L8628 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.
Nearest codes (40)
- L8605 — Injectable bulking agent, dextranomer/hyaluronic acid copolymer implant, anal canal, 1 ml, includes shipping and necessary supplies[Sibling]— CMS HCPCS Level II code set
- L8606 — Injectable bulking agent, synthetic implant, urinary tract, 1 ml syringe, includes shipping and necessary supplies[Sibling]— CMS HCPCS Level II code set
- L8607 — Injectable bulking agent for vocal cord medialization, 0.1 ml, includes shipping and necessary supplies[Sibling]— CMS HCPCS Level II code set
- L8608 — Miscellaneous external component, supply or accessory for use with the argus ii retinal prosthesis system[Sibling]— CMS HCPCS Level II code set
- L8609 — Artificial cornea[Sibling]— CMS HCPCS Level II code set
- L8610 — Ocular implant[Sibling]— CMS HCPCS Level II code set
- L8612 — Aqueous shunt[Sibling]— CMS HCPCS Level II code set
- L8613 — Ossicula implant[Sibling]— CMS HCPCS Level II code set
- and 32 more
Change history
- January 1, 2010 — Added to the code set [Change history]— CMS release files (code change ledger)
Reference
Index terms and tables, published questions and FAQ, every source behind this page with its release and checksum, the date-of-service check and the complete change history.
Sources for this page
Codes, titles, notes, index terms and mappings on this page are transcribed from the datasets below. Relationships MedCoder computed and text MedCoder wrote are labelled where they appear.
- Code, descriptors, coverage and pricing attributes Official source data
- CMS HCPCS Alpha-Numeric (ANWEB) release — October 2026 quarterly update Release, file and checksum · Publisher’s page
- Change history and date-of-service validity Official source data
- CMS HCPCS quarterly update files, ingested into the change ledger Release, file and checksum · Publisher’s page
- Comparisons, relationships and the contextual map MedCoder-derived relationship
- Computed by MedCoder from the tabular notes and tables above; every derived relationship is marked as derived where it appears
- Summary and FAQ answers MedCoder editorial explanation
- Written by MedCoder to explain the sources above: drafted with AI assistance, checked by a person against the release files, and labelled as MedCoder text where it appears. Not official text.
Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources
Labels on this page: Official source data · MedCoder-derived relationship · MedCoder editorial explanation. How to read the labels · All data sources and release dates · CMS coding rules
Cite this page
Reference this page in a research guide, syllabus or article. The release is included because code content changes each year.
MedCoder.ai. "L8628 — Cochlear implant, external controller component, replacement." HCPCS Level II October 2026. https://medcoder.ai/hcpcs/code/l8628-cochlear-implant-external-controller-component-replacement
Change history
- January 1, 2010Added to the code setCochlear implant, external controller component, replacementHCPCS 2010 changes
Nearest Codes in This Family
Official HCPCS Level II classifications closest to L8628 in its code family, with their registry titles.
- L8622 — Alkaline battery for use with cochlear implant device, any size, replacement, each
- L8623 — Lithium ion battery for use with cochlear implant device speech processor, other than ear level, replacement, each
- L8624 — Lithium ion battery for use with cochlear implant or auditory osseointegrated device speech processor, ear level, replacement, each
- L8625 — External recharging system for battery for use with cochlear implant or auditory osseointegrated device, replacement only, each
- L8627 — Cochlear implant, external speech processor, component, replacement
- L8629 — Transmitting coil and cable, integrated, for use with cochlear implant device, replacement
- L8630 — Metacarpophalangeal joint implant
- L8631 — 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…
- L8641 — Metatarsal joint implant
- L8642 — Hallux implant