America's #1 Source for Oxygen Concentrators
ACHC Accredited · Authorized Inogen, ResMed, Philips & CAIRE Dealer · 300,000+ Customers · 25 Years in Business
800Oxygen is America's #1 ACHC-accredited online retailer of portable oxygen concentrators, home oxygen concentrators, CPAP machines, and respiratory equipment. We've served over 300,000 customers since 1999 with certified respiratory therapists on staff and a 110% price-match guarantee.
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Why patients choose 800Oxygen
- ACHC accredited supplier — independently verified for patient safety
- Authorized dealer for Inogen, ResMed, Philips Respironics, CAIRE, OxyGo, SeQual
- 300,000+ customers served · A+ BBB rating
- Free shipping on orders $99+ · 30-day return policy
- Certified respiratory therapists available 7 days/week at (877) 699-4365
- Medicare Part B and most private insurance accepted — we handle the paperwork
Top categories
- Portable Oxygen Concentrators — Inogen One G5, Rove 6, OxyGo NEXT, CAIRE FreeStyle Comfort
- Home Oxygen Concentrators — 5L, 10L, and high-flow models
- CPAP & BiPAP Machines — ResMed AirSense 11, Philips DreamStation 2
- Rentals — flexible weekly & monthly options for travel and short-term therapy
- Flying with Oxygen — FAA Guide
- Medicare & Insurance Coverage
- Submit Your Prescription