59 Best Oxygen Therapy Clinics in California

California's oxygen therapy listings mostly describe two different services sold under one heading: hyperbaric oxygen therapy, delivered inside a pressurized chamber, and exercise with oxygen therapy, which pairs supplemental oxygen with a stationary bike or treadmill session at normal pressure. If a search led you here looking for ozone therapy, note that ozone therapy uses a different gas and a different method and is a separate treatment from the oxygen services listed on this page; confirm which service a provider actually offers before booking.

Supply across the state is uneven. Most hyperbaric and EWOT providers cluster in the state's largest metros: the Los Angeles basin, the San Francisco Bay Area, San Diego, and Sacramento carry the bulk of the listings here. The Central Valley, the far northern counties, and much of the Sierra foothills have few or none, and residents there typically travel to one of those metro areas or coordinate care through a regional hospital system rather than a standalone wellness clinic.

California does not set a treatment-specific rule for hyperbaric oxygen therapy or EWOT beyond the general federal and professional standards that already govern medical oxygen and chamber equipment. Expect care to run through a physician office, a hospital-based hyperbaric unit, or a wellness setting with equipment staff rather than a clinician; ask who directly supervises your session either way. To verify a provider's credentials, check the Medical Board of California for physicians and physician assistants, and the California Board of Registered Nursing for RNs. A clean license record confirms standing, not that a specific chamber or program is appropriate for your diagnosis.

Before booking anywhere in the state, ask what is being administered, who supervises it, what the written risk disclosure covers, and what happens if the treatment does not help. Request a quote that itemizes evaluation, treatment, supplies, and follow up.

Listing order on this page is not for sale. Featured placements are labeled and limited, Verified reflects completed credential checks rather than advertising spend, Regenerated.com is free for patients, and appearing in the directory is not an endorsement. The national oxygen therapy hub covers mechanism and evidence across these services. For help reading the list, see How to read a Regenerated city hub and Featured vs Verified vs organic.