A4221
HCPCSSupp non-insulin inf cath/wk
Official HCPCS Level II long descriptor
Supplies for maintenance of non-insulin drug infusion catheter, per week (list drugs separately)
HCPCS Level II code A4221 is maintained by CMS and is active in the current quarterly release.
Short descriptor
Supp non-insulin inf cath/wk
Added to HCPCS: 1997-01-01
Nearby codes in A4
- A4211Supp for self-adm injections
- A4212Non coring needle or stylet
- A421320+ cc syringe only
- A4215Sterile needle
- A4216Sterile water/saline, 10 ml
- A4217Sterile water/saline, 500 ml
- A4218Sterile saline or water
- A4220Infusion pump refill kit
- A4222Infusion supplies with pump
- A4223Infusion supplies w/o pump
- A4224Supply insulin inf cath/wk
- A4225Sup/ext insulin inf pump syr
- A4226Weekly supply maint cgs pump
- A4230Infus insulin pump non needl
- A4231Infusion insulin pump needle
- A4232Syringe w/needle insulin 3cc
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.