A9558

HCPCS

Xe133 xenon 10mci

Official HCPCS Level II long descriptor

Xenon xe-133 gas, diagnostic, per 10 millicuries

HCPCS Level II code A9558 is maintained by CMS and is active in the current quarterly release.

Short descriptor

Xe133 xenon 10mci

Added to HCPCS: 2006-01-01

Nearby codes in A9

A9550Tc99m gluceptate
A9551Tc99m succimer
A9552F18 fdg
A9553Cr51 chromate
A9554I125 iothalamate, dx
A9555Rb82 rubidium
A9556Ga67 gallium
A9557Tc99m bicisate
A9559Co57 cyano
A9560Tc99m labeled rbc
A9561Tc99m oxidronate
A9562Tc99m mertiatide
A9563P32 na phosphate
A9564P32 chromic phosphate
A9566Tc99m fanolesomab
A9567Technetium tc-99m aerosol

Where this code sits

HCPCS Level II A9 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.