Q0163

HCPCS

Diphenhydramine hcl 50mg

Official HCPCS Level II long descriptor

Diphenhydramine hydrochloride, 50 mg, oral, fda approved prescription anti-emetic, for use as a complete therapeutic substitute for an iv anti-emetic at time of chemotherapy treatment not to exceed a 48 hour dosage regimen

HCPCS Level II code Q0163 is maintained by CMS and is active in the current quarterly release.

Short descriptor

Diphenhydramine hcl 50mg

Added to HCPCS: 1998-04-01

Nearby codes in Q0

Where this code sits

HCPCS Level II Q0 codes

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Source

HCPCS Level II July 2026 quarterly update. Centers for Medicare & Medicaid Services (CMS), “July 2026 Alpha-Numeric HCPCS File (HCPC2026_JUL_ANWEB_06172026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.

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