While Frank’s insurance plan did not cover the cost of a new CPAP machine, his doctor was able to supply him with an alternative brand until Philips’ replacement comes through.

Purchased from an authorized vendor through a sleep clinic, a CPAP machine can cost $600 to $2,000 for patients with little or no insurance coverage, the authors write. “We did not speak ...

Prices for many units range from around $500 to more than $1300. "The average cost of a CPAP machine is about $800 among those we reviewed," the National Council on Aging said last year.

What kind of modifications are needed? The most important step is to retrofit CPAPs so that they filter out viruses before they exit the machine. The necessary filters can cost as little as $3 or $4.

Francisco Villa of Howard’s Medical Supply demonstrates how to use a full-face CPAP mask attached to an AirSense 10 CPAP machine at 1101 N. 16th Ave. in Yakima, Wash. on Friday, July 13, 2018.

Sure enough, At Home Medical agreed to allow Levy to pay $600 — still more than the retail cost — for the machine. The company declined to comment on the case.

Thankfully, the condition can be easily managed with the use of CPAP machines. We’ve come up with this Best CPAP Machine Buying Guide to help you arrive at a well-informed buying decision.