G9642 – Current smoker (e.g., cigarette, cigar, pipe, e-cigarette or marijuana)
HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)
HCPCS codeG9642
- Long description
- Current smoker (e.g., cigarette, cigar, pipe, e-cigarette or marijuana)
- Short description
- Current smoker
- Pricing indicator
00Not separately priced by Part B (bundled, not covered or Part A only)- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
Z2Undefined codes- Added
- January 1, 2016
- Last change
- January 1, 2021 – No change
Frequently asked questions
What is HCPCS code G9642?
G9642 is a HCPCS Level II code for current smoker (e.g., cigarette, cigar, pipe, e-cigarette or marijuana).
Does Medicare cover G9642?
The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby G codes
- G9634 – Health-related quality of life assessed with tool during at least two visits and quality of life score remained the same or improved
- G9635 – Health-related quality of life not assessed with tool for documented reason(s) (e.g., patient has a cognitive or neuropsychiatric impairment that impairs his/her ability to complete the hrqol survey, patient has the inability to read and/or write in order to complete the hrqol questionnaire)
- G9636 – Health-related quality of life not assessed with tool during at least two visits or quality of life score declined
- G9637 – Final reports with documentation of one or more dose reduction techniques (e.g., automated exposure control, adjustment of the ma and/or kv according to patient size, use of iterative reconstruction technique)
- G9638 – Final reports without documentation of one or more dose reduction techniques (e.g., automated exposure control, adjustment of the ma and/or kv according to patient size, use of iterative reconstruction technique)
- G9639 – Major amputation or open surgical bypass not required within 48 hours of the index endovascular lower extremity revascularization procedure
- G9640 – Documentation of planned hybrid or staged procedure
- G9641 – Major amputation or open surgical bypass required within 48 hours of the index endovascular lower extremity revascularization procedure
- G9643 – Elective surgery
- G9644 – Patients who abstained from smoking prior to anesthesia on the day of surgery or procedure
- G9645 – Patients who did not abstain from smoking prior to anesthesia on the day of surgery or procedure
- G9646 – Patients with 90 day mrs score of 0 to 2
- G9647 – Patients in whom mrs score could not be obtained at 90 day follow-up
- G9648 – Patients with 90 day mrs score greater than 2
- G9649 – Psoriasis assessment tool documented meeting any one of the specified benchmarks (e.g., (pga; 5-point or 6-point scale), body surface area (bsa), psoriasis area and severity index (pasi) and/or dermatology life quality index) (dlqi))
- G9650 – Documentation that the patient declined therapy change or has documented contraindications (e.g., experienced adverse effects or lack of efficacy with all other therapy options) in order to achieve better disease control as measured by pga, bsa, pasi, or dlqi
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.