C1821 HCPCS Level II code: Interspinous process distraction device (implantable)
C1821 is the HCPCS code for “Interspinous process distraction device (implantable)” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
C1821Interspinous process distraction device (implantable)
Short description: Interspinous implant
HCPCS · United States
Medicare details
The indicators CMS publishes with C1821 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Special coverage instructions apply
- Medicare pricing
- Statute
- Type of service
- Other medical items or services
- BETOS category
- Medical/surgical supplies
- Coverage statute
- 1833(T)
- Added
- Jan 1, 2007
Where C1821 sits
- 1C codesOutpatient prospective payment system
- 2Active code C1821Interspinous process distraction device (implantable)
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 C1821 mean?
C1821 is the HCPCS code for “Interspinous process distraction device (implantable)” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover C1821?
CMS lists C1821’s Medicare coverage as “Special coverage instructions apply” and its pricing as “Statute”. 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 C1821
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