G0277, Hyperbaric oxygen under pressure, full body chamber, per 30 minute interval
HCPCS/CPT
Prior Authorization
No Prior Auth Required
No active coverage policies found for this code (low confidence)
Medicare Pricing
Work RVU
0.00
Facility
$193.73
Non-Facility
$193.73
Documentation Required
- Imaging and laboratory/biomarker data used in studies: brain CT or MRI, amyloid PET (e.g., florbetapir), cerebrospinal fluid (CSF) biomarkers (Aβ1-42, total tau, phospho-tau), and APOE ε4 genotyping when reported in trials.
- For some interventional procedures/trials, pre-procedure evaluations included medical/neurological and psychological examinations, depression rating scales (e.g., Montgomery–Asberg Depression Rating Scale), and lumbar puncture with CSF analysis.
- Documentation of prior/concurrent standard therapies (e.g., use of cholinesterase inhibitors and/or memantine) is often recorded in trials and may be relevant when considering investigational add-on therapies.
- None specified in this policy document. (The CPB lists investigational/experimental treatments and codes not covered; it does not define separate documentation requirements for coverage of the listed items.)
Key Coverage Criteria
- Hyperbaric Oxygen Therapy is medically necessary for the following conditions: acute traumatic peripheral ischemia/insufficiency, air or gas embolism, severe anemia when transfusion unavailable, avascular necrosis, carbon monoxide poisoning, central retinal artery occlusion, chronic osteomyelitis refractory to management, clostridial myonecrosis, compromised skin grafts/flaps, cyanide poisoning with CO poisoning, decompression sickness, delayed radiation injuries, diabetic lower extremity wounds [...]
- None specified. This Clinical Policy Bulletin addresses experimental treatments for Alzheimer's disease and lists treatments considered experimental and investigational (i.e., not established as effective) for this indication.
- No explicit covered indications are stated in this document. The document discusses potential therapeutic use in the following conditions:
- Alzheimer's disease (AD)
- mild cognitive impairment (MCI)
- amnestic MCI
13 Active Policies
ANTHEM-CG-MED-73, CG-MED-73 Hyperbaric Oxygen Therapy (Systemic/Topical)
UHC-POL-hyperbaric-topical-oxygen-therapy, Hyperbaric Oxygen Therapy and Topical Oxygen Therapy
AETNA-CPB-0788, Alzheimer's Disease: Experimental, Investigational, or Unproven Treatments
AETNA-CPB-0302, Xerostomia: Selected Treatments
AETNA-CPB-0389, Hypertrophic Scars and Keloids
Related Codes
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