In short

Diltiazem in 0.72% NaCl is billed under HCPCS J1164 — Injection, diltiazem hydrochloride in 0.72% sodium chloride, 0.5 mg. One billing unit is 0.5 mg. CMS's crosswalk lists 1 Diltiazem in 0.72% NaCl NDC under this code.

J1164 code details

Reference

J1164
Injection, diltiazem hydrochloride in 0.72% sodium chloride, 0.5 mgBilling unit: 0.5 mg
Labelers
WG Critical Care, LLC

Medicare Part B payment limit

CMS ASP file
Payment limit per unit$0.176
Per0.5 mg
Coinsurance20%

Effective October 1, 2026 through December 31, 2026. Payment allowance limits subject to the ASP methodology are based on 2Q26 ASP data. A payment limit is not a coverage decision; the Medicare contractor decides coverage. CMS ASP pricing files

Diltiazem in 0.72% NaCl units and claim line

Enter the dose given to get the J1164 units and the NDC line for the CMS-1500 and the 837P.

Enter the dose given to build the claim line.

Diltiazem in 0.72% NaCl NDCs and billing units

From CMS’s ASP NDC–HCPCS crosswalk, effective October 1, 2026 through December 31, 2026. Billing units per package are CMS’s figures for the code’s unit.

Diltiazem in 0.72% NaCl NDCs in the CMS ASP crosswalk
NDC (11-digit)HCPCSLabelerPackageBilling units per package
44567-0662-10J1164WG Critical Care, LLC10 × 1002000

Diltiazem in 0.72% NaCl: common questions

What is the J-code for Diltiazem in 0.72% NaCl?
Diltiazem in 0.72% NaCl is billed under HCPCS J1164 — Injection, diltiazem hydrochloride in 0.72% sodium chloride, 0.5 mg. One billing unit is 0.5 mg. CMS's crosswalk lists 1 Diltiazem in 0.72% NaCl NDC under this code.
How many J1164 billing units are in a package of Diltiazem in 0.72% NaCl?
CMS lists 2,000 billing units per package, depending on the NDC, where one unit is 0.5 mg. Units to report are based on the dose given, not the package.
Is J1164 a CPT code?
No. J1164 is a HCPCS Level II code from CMS for the drug itself. Giving it, for example by injection or infusion, is usually reported with a separate CPT administration code.

Related

Free account

Keep searching with a free account

You’ve used your 3 free searches for this session. Log in or create a free Med-Code account to keep looking up NDCs, J-codes and drugs.

Create a free accountLog in