M1466 HCPCS Level II code: Patient had a lumbar fusion on the same date as the discectomy/laminectomy procedure

M1466 is the HCPCS code for “Patient had a lumbar fusion on the same date as the discectomy/laminectomy procedure” in CMS’s October 2026 release, in effect from Oct 1, 2026.

Official description

M1466

Patient had a lumbar fusion on the same date as the discectomy/laminectomy procedure

Short description: Pt disc/lam proc same day

HCPCS · United States

Medicare details

The indicators CMS publishes with M1466 in its October 2026 file. They describe Medicare’s handling, not another payer’s.

Medicare coverage
Carrier judgment
Medicare pricing
Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)
Type of service
Medical care
BETOS category
Undefined codes
Added
Jan 1, 2026

Where M1466 sits

  1. 1M codesMedical services and quality measures
  2. 2Active code M1466Patient had a lumbar fusion on the same date as the discectomy/laminectomy procedure

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 M1466 mean?

M1466 is the HCPCS code for “Patient had a lumbar fusion on the same date as the discectomy/laminectomy procedure” in CMS’s HCPCS Level II October 2026 release.

Does Medicare cover M1466?

CMS lists M1466’s Medicare coverage as “Carrier judgment” and its pricing as “Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)”. 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.