G9654 – Monitored anesthesia care (mac)
HCPCS Level II code · G codes: Procedures / Professional Services (Temporary)
HCPCS codeG9654
- Long description
- Monitored anesthesia care (mac)
- Short description
- Mon anesth care
- 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, 2016 – No change
Frequently asked questions
What is HCPCS code G9654?
G9654 is a HCPCS Level II code for monitored anesthesia care (mac).
Does Medicare cover G9654?
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
- 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
- G9651 – Psoriasis assessment tool documented not 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)) or psoriasis assessment tool not documented
- G9652 – Patient has been treated with a systemic or biologic medication for psoriasis for at least six months
- G9653 – Patient has not been treated with a systemic or biologic medication for psoriasis for at least six months
- G9655 – A transfer of care protocol or handoff tool/checklist that includes the required key handoff elements is used
- G9656 – Patient transferred directly from anesthetizing location to pacu or other non-icu location
- G9657 – Transfer of care during an anesthetic or to the intensive care unit
- G9658 – A transfer of care protocol or handoff tool/checklist that includes the required key handoff elements is not used
- G9659 – Patients greater than or equal to 86 years of age who underwent a screening colonoscopy and did not have a history of colorectal cancer or other valid medical reason for the colonoscopy, including: iron deficiency anemia, lower gastrointestinal bleeding, familial adenomatous polyposis, lynch syndrome (i.e., hereditary non-polyposis colorectal cancer), inflammatory bowel disease (i.e., crohn's disease or ulcerative colitis), abnormal finding of gastrointestinal tract, weight loss, or changes in bowel habits
- G9660 – Documentation of medical reason(s) for a colonoscopy performed on a patient greater than or equal to 86 years of age (e.g., iron deficiency anemia, lower gastrointestinal bleeding, familial history of adenomatous polyposis, lynch syndrome (i.e., hereditary non-polyposis colorectal cancer), inflammatory bowel disease (i.e., crohn's disease or ulcerative colitis), abnormal finding of gastrointestinal tract, weight loss, or changes in bowel habits)
- G9661 – Patients greater than or equal to 86 years of age who received a colonoscopy for an assessment of signs/symptoms of gi tract illness, and/or because the patient meets high risk criteria, and/or to follow-up on previously diagnosed advanced lesions
- G9662 – Previously diagnosed or have a diagnosis of clinical ascvd, including ascvd procedure
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.