Modifier KX - documentation on file. Can someone please explain this modifier to me? Our Medicare carrier is telling us to put it on all of our DME's, but I don't completely understand the definition documentation on file or how it pertains the therapy caps, etc.
The Great Basin itself is a vast area of the western United States located primarily between the Rocky and Sierra Nevada mountain ranges, including areas of Utah, Nevada, California, Idaho, and Oregon.
The Basin and Range Province is located in the western United States, and includes approximately 800,000 kmÂ² of area extending from southern Oregon and Idaho through most of Nevada, and parts of California, Arizona, Utah, and New Mexico to northern Mexico (Eaton, 1982).he Basin and Range Province is located in the western United States, and includes approximately 800,000 kmÂ² of area extending from southern Oregon and Idaho through most of Nevada, and parts of California, Arizona, Utah, and New Mexico to northern Mexico (Eaton, 1982).