S5561 HCPCS Level II Code: Insulin delivery device, reusable pen; 3 ml size
HCPCS Level II code, maintained by CMS. Not a CPT code: CPT (HCPCS Level I) is a separate AMA code set that MedCoder does not publish. About HCPCS Level II
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Medicare Coverage & Payment
- CMS short descriptor: Insulin reuse pen 3 ml
Source: CMS HCPCS Level II release. Coverage codes indicate how Medicare treats the code, not whether a specific claim will be paid; payer policy and documentation still govern.
Coding context
Guidelines, coding notes, decision aids, relationships (with MS-DRG and CCSR classification), hierarchy, HCC, coverage and the context map: what a coder reaches for after the core. Each section names whether it is official source data, a MedCoder-derived relationship or MedCoder editorial.
Contextual Map
Every relationship of S5561 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.
Nearest codes (17)
- 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[Sibling]— CMS HCPCS Level II code set
- 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)[Sibling]— CMS HCPCS Level II code set
- S5517 — Home infusion therapy, all supplies necessary for restoration of catheter patency or declotting[Sibling]— CMS HCPCS Level II code set
- S5518 — Home infusion therapy, all supplies necessary for catheter repair[Sibling]— CMS HCPCS Level II code set
- S5520 — Home infusion therapy, all supplies (including catheter) necessary for a peripherally inserted central venous catheter (picc) line insertion[Sibling]— CMS HCPCS Level II code set
- S5521 — Home infusion therapy, all supplies (including catheter) necessary for a midline catheter insertion[Sibling]— CMS HCPCS Level II code set
- S5522 — Home infusion therapy, insertion of peripherally inserted central venous catheter (picc), nursing services only (no supplies or catheter included)[Sibling]— CMS HCPCS Level II code set
- S5523 — Home infusion therapy, insertion of midline venous catheter, nursing services only (no supplies or catheter included)[Sibling]— CMS HCPCS Level II code set
- and 9 more
Change history
- October 1, 2003 — Added to the code set [Change history]— CMS release files (code change ledger)
Reference
Index terms and tables, published questions and FAQ, every source behind this page with its release and checksum, the date-of-service check and the complete change history.
Sources for this page
Codes, titles, notes, index terms and mappings on this page are transcribed from the datasets below. Relationships MedCoder computed and text MedCoder wrote are labelled where they appear.
- Code, descriptors, coverage and pricing attributes Official source data
- CMS HCPCS Alpha-Numeric (ANWEB) release — October 2026 quarterly update Release, file and checksum · Publisher’s page
- Change history and date-of-service validity Official source data
- CMS HCPCS quarterly update files, ingested into the change ledger Release, file and checksum · Publisher’s page
- Comparisons, relationships and the contextual map MedCoder-derived relationship
- Computed by MedCoder from the tabular notes and tables above; every derived relationship is marked as derived where it appears
- Summary and FAQ answers MedCoder editorial explanation
- Written by MedCoder to explain the sources above: drafted with AI assistance, checked by a person against the release files, and labelled as MedCoder text where it appears. Not official text.
Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 20, 2026 · All releases and sources
Labels on this page: Official source data · MedCoder-derived relationship · MedCoder editorial explanation. How to read the labels · All data sources and release dates · CMS coding rules
Cite this page
Reference this page in a research guide, syllabus or article. The release is included because code content changes each year.
MedCoder.ai. "S5561 — Insulin delivery device, reusable pen; 3 ml size." HCPCS Level II October 2026. https://medcoder.ai/hcpcs/code/s5561-insulin-delivery-device-reusable-pen-3-ml-size
Change history
- October 1, 2003Added to the code setInsulin delivery device, reusable pen; 3 ml sizeHCPCS 2003 changes
Nearest Codes in This Family
Official HCPCS Level II classifications closest to S5561 in its code family, with their registry titles.
- S5523 — Home infusion therapy, insertion of midline venous catheter, nursing services only (no supplies or catheter included)
- S5550 — Insulin, rapid onset, 5 units
- 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
- 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
- S5571 — Insulin delivery device, disposable pen (including insulin); 3 ml size