A4737 HCPCS Level II code: Injectable anesthetic, for dialysis, per 10 ml
A4737 is the HCPCS code for “Injectable anesthetic, for dialysis, per 10 ml” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
A4737Injectable anesthetic, for dialysis, per 10 ml
Short description: Inj anesthetic per 10 ml
HCPCS · United States
Notes for A4737
As CMS prints them, with any note A4737 takes from the headings above it.
Note
- CMS processing note 0017: SEE INTERMEDIARY MANUAL SECTION 3170.5 FOR COVERAGE INSTRUCTIONS PERTAINING TO E1510-E1600, E1620, E1630-E1699, A4650-A4663, A4690, A4712, A4730-A4870, A4890-A4927.
Medicare details
The indicators CMS publishes with A4737 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Special coverage instructions apply
- Medicare pricing
- Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)
- Type of service
- ESRD supplies
- BETOS category
- Dialysis services (Non-Medicare fee schedule)
- Added
- Jan 1, 2002
Where A4737 sits
- 1A codesAmbulance, supplies and miscellaneous
- 2Active code A4737Injectable anesthetic, for dialysis, per 10 ml
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 A4737 mean?
A4737 is the HCPCS code for “Injectable anesthetic, for dialysis, per 10 ml” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover A4737?
CMS lists A4737’s Medicare coverage as “Special coverage instructions apply” and its pricing as “Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)”. 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 A4737
All A codesA4724Dialysate solution, any concentration of dextrose, fluid volume greater than 3999 cc but less than or equal to 4999 cc, for peritoneal dialysisA4725Dialysate solution, any concentration of dextrose, fluid volume greater than 4999 cc but less than or equal to 5999 cc, for peritoneal dialysisA4726Dialysate solution, any concentration of dextrose, fluid volume greater than 5999 cc, for peritoneal dialysisA4728Dialysate solution, non-dextrose containing, 500 mlA4730Fistula cannulation set for hemodialysis, eachA4736Topical anesthetic, for dialysis, per gramA4740Shunt accessory, for hemodialysis, any type, eachA4750Blood tubing, arterial or venous, for hemodialysis, eachA4755Blood tubing, arterial and venous combined, for hemodialysis, eachA4760Dialysate solution test kit, for peritoneal dialysis, any type, eachA4765Dialysate concentrate, powder, additive for peritoneal dialysis, per packetA4766Dialysate concentrate, solution, additive for peritoneal dialysis, per 10 ml