G9639 – Major amputation or open surgical bypass not required within 48 hours of the index endovascular lower extremity revascularization procedure
HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)
HCPCS codeG9639
- Long description
- Major amputation or open surgical bypass not required within 48 hours of the index endovascular lower extremity revascularization procedure
- Short description
- Amp no reqd in48h ieler proc
- 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, 2022 – No change
- Termination date
- December 31, 2021
Frequently asked questions
What is HCPCS code G9639?
G9639 is a HCPCS Level II code for major amputation or open surgical bypass not required within 48 hours of the index endovascular lower extremity revascularization procedure. It was discontinued on December 31, 2021.
Does Medicare cover G9639?
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
- G9631 – Patient sustained ureter injury at the time of surgery or discovered subsequently up to 30 days post-surgery
- G9632 – Documented medical reasons for not reporting ureter injury (e.g., gynecologic or other pelvic malignancy documented, concurrent surgery involving bladder pathology, injury that occurs during a urinary incontinence procedure, patient death from non-medical causes not related to surgery, patient died during procedure without evidence of ureter injury)
- G9633 – Patient did not sustain ureter injury at the time of surgery nor discovered subsequently up to 30 days post-surgery
- 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)
- 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
- G9642 – Current smoker (e.g., cigarette, cigar, pipe, e-cigarette or marijuana)
- 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
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.