Advanced Hyperbaric Recovery Inc., also known as Hyperbaric Oxygen Therapy of Marin, is a medical-grade hyperbaric oxygen therapy provider based in San Rafael, California. The organization serves patients across Marin, Sonoma, San Francisco, and Napa counties, including communities such as Novato, Mill Valley, Petaluma, and Santa Rosa. Its outpatient care uses specialized hard-shell chambers that deliver oxygen under controlled pressure, with the goal of supporting tissue repair and recovery.

The facility offers physician-directed treatment for FDA-approved conditions and provides information about investigational applications. Its website lists conditions including non-healing wounds and bone infections, radiation effects, burns, carbon monoxide poisoning, and decompression sickness. Services include individualized treatment protocols, physician visits, and assistance from insurance specialists with the pre-approval process for eligible care. The center emphasizes patient safety, board-certified physicians, nationally certified staff, and established treatment protocols. It also provides educational resources about HBOT, its potential benefits, and patient experiences, while advising visitors to consult a physician for personal medical guidance.