Visiting a brick-and-mortar store (DME) is best for initial mask fittings to ensure you get the right size for your facial features. 4. Insurance vs. Cash Pay

You can typically buy replacement parts like tubing, individual mask cushions, and filters without a new prescription. 3. Buying Online vs. In-Store

Replace monthly (or as advised) to prevent bacteria and allergen buildup.

The Ultimate Guide to Buying CPAP Supplies: Comfort, Compliance, and Savings

Every 6 months, as the fabric and plastic lose their structural integrity. 2. Prescription Requirements: What You Need

Where you buy depends on your need for support versus your desire for a deal.

Before you shop, it is important to know what requires a doctor’s note.

The FDA classifies CPAP machines, complete masks, and humidifiers as Class II medical devices, meaning you must have a valid prescription to buy them.