The majority of their clientele is through insurance companies, who are under contract with a particular DME or company.
The only machine that Kaiser offers in my area is the A10, and they move a LOT of them.
When I went for my orientation class, the corner of the classroom had a pile of probably 30 units that had been exchanged because they had gone bad in a short time. Doc said that ResMed was very happy to have their contract and didn't mess around if we had problems.
Unfortunately, they contracted with Apria for consumables.
Links to Download OSCAR here
OSCAR Installation and Setup
Using Attachments to Post Images on Apnea Board
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