A4737 – Injectable anesthetic, for dialysis, per 10 ml

HCPCS Level II code · A codes: Transportation, Medical & Surgical Supplies, Miscellaneous & Experimental

Active code Special coverage instructions apply

HCPCS codeA4737
Long description
Injectable anesthetic, for dialysis, per 10 ml
Short description
Inj anesthetic per 10 ml
Pricing indicator
00 Not separately priced by Part B (bundled, not covered or Part A only)
Medicare coverage
D Special coverage instructions apply
BETOS category
P9B Dialysis services (Non-Medicare fee schedule)
Added
January 1, 2002
Last change
January 1, 2015 – No change

Frequently asked questions

What is HCPCS code A4737?

A4737 is a HCPCS Level II code for injectable anesthetic, for dialysis, per 10 ml.

Does Medicare cover A4737?

The HCPCS file lists coverage code D: Special coverage instructions apply. Coverage and payment also depend on local coverage determinations and the patient’s plan.

Nearby A codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.