S5550 – Insulin, rapid onset, 5 units
HCPCS Level II code · S codes: Temporary National Codes (Non-Medicare)
HCPCS codeS5550
- Long description
- Insulin, rapid onset, 5 units
- Short description
- Insulin rapid 5 u
- Pricing indicator
00Not separately priced by Part B (bundled, not covered or Part A only)- Medicare coverage
INot payable by Medicare- BETOS category
Z2Undefined codes- Added
- October 1, 2003
- Last change
- October 1, 2003 – No change
Frequently asked questions
What is HCPCS code S5550?
S5550 is a HCPCS Level II code for insulin, rapid onset, 5 units.
Does Medicare cover S5550?
The HCPCS file lists coverage code I: Not payable by Medicare. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby S codes
- S5501 – Home infusion therapy, catheter care / maintenance, complex (more than one lumen), includes administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing visits coded separately), per diem
- S5502 – Home infusion therapy, catheter care / maintenance, implanted access device, includes administrative services, professional pharmacy services, care coordination and all necessary supplies and equipment, (drugs and nursing visits coded separately), per diem (use this code for interim maintenance of vascular access not currently in use)
- S5517 – Home infusion therapy, all supplies necessary for restoration of catheter patency or declotting
- S5518 – Home infusion therapy, all supplies necessary for catheter repair
- S5520 – Home infusion therapy, all supplies (including catheter) necessary for a peripherally inserted central venous catheter (picc) line insertion
- S5521 – Home infusion therapy, all supplies (including catheter) necessary for a midline catheter insertion
- S5522 – Home infusion therapy, insertion of peripherally inserted central venous catheter (picc), nursing services only (no supplies or catheter included)
- S5523 – Home infusion therapy, insertion of midline venous catheter, nursing services only (no supplies or catheter included)
- S5551 – Insulin, most rapid onset (lispro or aspart); 5 units
- S5552 – Insulin, intermediate acting (nph or lente); 5 units
- S5553 – Insulin, long acting; 5 units
- S5560 – Insulin delivery device, reusable pen; 1.5 ml size
- S5561 – Insulin delivery device, reusable pen; 3 ml size
- S5565 – Insulin cartridge for use in insulin delivery device other than pump; 150 units
- S5566 – Insulin cartridge for use in insulin delivery device other than pump; 300 units
- S5570 – Insulin delivery device, disposable pen (including insulin); 1.5 ml size
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.