G9644
HCPCSNo smok b/4 anes day of surg
Official HCPCS Level II long descriptor
Patients who abstained from smoking prior to anesthesia on the day of surgery or procedure
HCPCS Level II code G9644 is maintained by CMS and is active in the current quarterly release.
Short descriptor
No smok b/4 anes day of surg
Added to HCPCS: 2016-01-01
Nearby codes in G9
- G9627Pt no bl srg 30 day pst srg
- G9628Pt bwli srg 30 day pst srg
- G9629Med rsn no rpt bowel inj
- G9630Pt no bwli srg 30 day srg
- G9637Doc >1 dose reduc tech
- G9638No doc >1 dose reduc tech
- G9642Current smoker
- G9643Elective surgery
- G9645Had smoke b/4 anes day surg
- G9646Pt w/90d mrs 0-2
- G9648Pt w/90d mrs >2
- G9649Psor as doc spc bm
- G9651Psor as doc no spc bm
- G9654Mon anesth care
- G9655Toc tool incl key elem
- G9656Pt trans from anest to pacu
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.