G9434
HCPCSAsth not controlled
Official HCPCS Level II long descriptor
Asthma not well-controlled based on the act, c-act, acq, or ataq score, or specified asthma control tool not used, reason not given
HCPCS Level II code G9434 is maintained by CMS and is active in the current quarterly release.
Short descriptor
Asth not controlled
Added to HCPCS: 2015-01-01
Nearby codes in G9
- G9425Spec rpt no doc class histo
- G9426Impr med time edarr pain med
- G9427No impro med time pain med
- G9428Patho rpt incl pt ctg
- G9429Doc med rsn no pt cat
- G9430Spec site no cutaneous
- G9431Patho rpt no pt ctg
- G9432Asth controlled
- G9452Doc med reas no hcv test
- G9455Abd imag w/us, ct or mri
- G9456Doc med pt reas no hcc scrn
- G9457Pt no abd img no doc rsn
- G9468No recd cortico>=10mg/d >60d
- G9470No rec cortico>60d 1rx 600mg
- G9471W/in 2yr dxa not order
- G9473Chap services at hospice
Where this code sits
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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.