Manual System PUB-20 — transmittal 1184
to DMEMAC on processing of claims using the KY modifier to indicate an
accessory is being used on a NON-NCB wheelchair base units.
KY modifier will be used on accessories that are to be billed on non CB
accessories for both power and manual wheelchair bases that are not part of the
CB whether the supplier is in a CB are on a non-cb area.