“When you breathe easier, we breathe easier.”
Oxygen Concentrator Store from American Medical Sales and Rentals has over 18 years of oxygen therapy experience and is a top-rated oxygen supplier. We offer the highest quality brands of portable oxygen concentrators, home oxygen concentrators and solutions for sleep therapy. Our Respiratory Specialists are fully trained on every product we carry and are here to answer any questions you have.
Watch the 2 Minute about Oxygen Suppliers for Oxygen Concentrator Store

Shop Top Selling Concentrators

View our selection of Portable Oxygen Concentrators

Portable Oxygen

View our wide selection of top rated portable oxygen concentrators. The portable units are designed to help cover all patient's oxygen needs. Our Customer Care Agents will help you select the concentrator suited to your medical requirements.
View our selection of Home Oxygen Concentrators

Home Oxygen

View our selection of stationary or home concentrators that come in many sizes & brands to fit your oxygen needs.
View our selection of Oxygen Concentrator Rentals

Oxygen Rentals

View our selection of oxygen concentrator rentals. Stationary or portable, you can have your rental as early as today!
Get A FREE Oxygen Therapy Guide
Educate Yourself with our Free Oxygen Therapy Guide


Customer Reviews and Testimonials



Beverly from Little Rock playing tennis with a Inogen One G3
This purchase was quick and simple. The chat feature was extremely helpful and greatly simplified my purchase.
— Beverly J.
Little Rock, AR
Walter from Glendale hiking on a volcano with a Respironics SimplyGo
My SimpyGo has given me the ability travel extensively including a trip to the summit of Kilauea Volcano on one of the islands of Hawaii. Without the oxygen unit, this trip would have been impossible.
— Walter W.
Glendale, AZ
Ron from Columbus hiking with a AirSep Focus
Dealing with American Medical has been a great experience! They have been right on with responsiveness, follow-up and shipment of the products we purchased. I would recommend them to anyone.
— Ron S.
Columbus, OH
Janet from Aurora vacationing with a SeQual Eclipse 5
Great salesmen and company! They always answered all my questions, offered suggestions and offer the were the best price.
— Janet R.
Aurora, CO
Oxygen Concentrator Supplies for a Mobile Lifestyle

Return to Your Mobile Lifestyle

The most common feedback we receive from customers is: "I love having a tankless oxygen machine, it gives me my freedom back and I love not having to worry if I am going to run out of oxygen." A portable concentrator can go anywhere with you and you will never run out, as long as you have a power source.
Oxygen Suppliers from American Medical

Why Choose American Medical?

We take pride in the level of quality products and services we provide for our customers. We are a full-service oxygen supplier and believe that our relationship with the patient begins after the sale. Our trained Oxygen Specialists offer a relaxed process to find you the perfect equipment to fit not only your medical needs but lifestyle as well!

Oxygen Therapy Product Buying Guides

Oxygen Product Buying Guides

View our oxygen therapy buying guides for an easy-access directory to our oxygen products; these guides will make more informed decisions about your next product purchase. Our buying guides are helpful resources that educate customers about concentrators, accessories, rentals and more. Learn answers to your questions.
Tips for Traveling with Portable Oxygen

Traveling with Portable Oxygen

One of the most significant benefits of a portable oxygen concentrator is the freedom it provides customers to travel. All of our units are FAA approved for airline travel, and all of our units come standard with DC power supplies for easy car travel. Let us help you plan your next vacation!

Learn More About American Medical Sales and Rentals


We offer the lowest guaranteed prices available -- sometimes so low the manufacturer will not allow us to display the prices on our website. Please call us at 1.877.774.9271 to receive pricing information on the product you would like to know more about. Our fully trained Respiratory Staff is available from 7 a.m. to 9 p.m. MST Monday through Friday and 8 a.m. to 4 p.m. MST on Saturday and Sunday. Oxygen Concentrator Store is also an Authorized Oxygen Supplier for the following manufacturers: SeQual, Inogen, Respironics, Invacare, ResMed, AirSep, DeVilbiss, Oxus, Inova Labs and more.

We are accredited by the ACHC and have been a member of the Better Business Bureau since 2010. We currently hold an A+ rating with the BBB so you will have absolute trust with your purchase, our company, our pricing and our customer service team. Click the following link to to view our current rating from the BBB.

We also carry the highest quality CPAP and BiPAP machines that are used for sleep therapy. Our CPAP products provide excellence in user comfort, reliability and affordability for users who require assistance during sleep. We have the top CPAP sleep products from ResMed, DeVilbiss, and Respironics.

Our ACHC Accreditation

Oxygen Concentrator Store and American Medical Sales and Rentals ACHC Accreditation
The ACHC is a national organization that was developed to ensure smart, quality-focused patient care with clearly defined standards for in-home medical services. The ACHC dictates that to receive its accreditation a company must be represented as credible and reputable while being continuously dedicated to maintaining the highest level of quality and service.

Testing to acquire this accreditation is very rigorous and requires companies to be very transparent. As such, many companies choose not to pursue it or are unable to abide by its high standards due to their own business practices. American Medical Sales and Rentals has been proudly ACHC accredited since 2012 and will continue to provide excellent patient care demonstrated by our patient-focused care and commitment to excellence.

Our Dealers and Partners

Authorized Dealer of Phillips Respironics Products
Authorized Dealer of SeQual Products
Partner with the COPD Foundation
Authorized Dealer of Inogen Products
Authorized Dealer of Invacare Products
Partner with the Make A Wish
Authorized Dealer of Inovalabs Products
Authorized Dealer of Chart Airsep Products
Partner with the American Lung Association of Colorado
Authorized Dealer of DeVilbiss Products
Authorized Dealer of Resmed Products
Authorized Dealer of the Alpha 1 FoundationAlpha 1 Foundation

Latest News and Blog Stories

  • An In-Depth Look at Respironics SimplyGo Mini Concentrator

    A lightweight, long-lasting and easy-to-carry portable oxygen concentrator, the Philips Respironics SimplyGo Mini truly allows its users to "simply go" anywhere they want to go. It is the smallest and lightest mobile oxygen machine within the Philips Respironics line, and with just the standard battery, this powerful machine can last up to 4.5 hours. With the extended battery, the SimplyGo Mini will stay powered for up to nine hours—enough to last a whole day without worrying about the next charge or your oxygen supply.

  • 10 Tips for Seniors Traveling Abroad

    Traveling abroad can be the adventure of a lifetime, and allows you to experience new places and cultures. However, some seniors may have health problems, and they may find themselves in a health-related emergency. While traveling abroad can be worrisome due to health concerns, seniors can take certain precautions to prevent crises that may occur during their vacations.

  • Preparing for Travel Season with Oxygen

    The weather is getting nicer, and after staying inside your house all winter, it’s time for you to go on a well-deserved vacation. Whether you’re going out of the country, planning a road trip, or going on a cruise, we want to make sure you are prepared for the travel season with your oxygen concentrator.

Let the Oxygen Store Help You Any Questions!

Let us Help You with Your Oxygen Question!

CALL US AT 877.774.9271
Or email us
Oxygen Concentrator Store
7032 South Revere Parkway, Suite 320,
Centennial, CO 80112