C1821
HCPCSInterspinous implant
Official HCPCS Level II long descriptor
Interspinous process distraction device (implantable)
HCPCS Level II code C1821 is maintained by CMS and is active in the current quarterly release.
Short descriptor
Interspinous implant
Added to HCPCS: 2007-01-01
Nearby codes in C1
- C1813Prosthesis, penile, inflatab
- C1814Retinal tamp, silicone oil
- C1815Pros, urinary sph, imp
- C1816Receiver/transmitter, neuro
- C1817Septal defect imp sys
- C1818Integrated keratoprosthesis
- C1819Tissue localization-excision
- C1820Generator neuro rechg bat sy
- C1822Gen, neuro, hf, rechg bat
- C1823Gen, neuro, trans sen/stim
- C1824Generator, ccm, implant
- C1825Gen, neuro, carot sinus baro
- C1826Gen, neuro, clo loop, rechg
- C1827Gen, neuro, imp led, ex cntr
- C1830Power bone marrow bx needle
- C1831Personalized interbody cage
Where this code sits
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HCPCS Level II July 2026 quarterly update. Centers for Medicare & Medicaid Services (CMS), “July 2026 Alpha-Numeric HCPCS File” (HCPC2026_JUL_ANWEB_06172026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.