Reference tables
Supply schedules, AHI severity, HCPCS codes, airline battery limits and more, each with its source.
AHI severity scale for adult sleep apneaThe apnea-hypopnea index (AHI) is the average number of apneas and hypopneas per hour of sleep. The American Academy of Sleep Medicine …CPAP mask type comparisonMask choice is often the difference between giving up on CPAP and sleeping well with it. Fisher and Paykel suggests choosing a …CPAP power draw (manufacturer figures)These figures come from manufacturer documents and help you size a battery or check an inverter. Humidification and heated tubing are by …CPAP pressure units: cm H2O to hPa and mbarCPAP pressure is usually shown in centimeters of water (cm H2O). Some machines and manuals use hectopascals (hPa) or millibars (mbar). One …CPAP vs APAP vs BiPAP vs ASVPAP devices differ in how they set pressure. Which one you use is a prescribing decision; this table explains what each type …Common HCPCS codes for PAP devices and suppliesHCPCS codes are what suppliers use to bill insurers. Knowing them helps you read an explanation of benefits or a supplier invoice.FAA lithium battery rules for CPAP batteriesUS rules for carrying lithium ion batteries on passenger flights apply to CPAP batteries, which count as portable electronic medical device batteries. …Medicare PAP supply replacement scheduleMedicare's PAP policy (LCD L33718) lists the usual maximum quantity of each accessory it considers reasonable and necessary. Many suppliers and private …
Still not sleeping well on CPAP?
Most problems come down to the mask, the humidity or a leak. Work through the fixes, starting with the easiest.