There are several types of treatments and medical providers for which Medicare Part B pays 100% of the approved charges rather than the usual 80%, and to which the yearly Part B deductible does not apply. In these categories, you are not required to pay the regular 20% coinsurance amount.
Mulei-Cell Array Formulas. A multi cell array formula is used when the result of the formula is a range that takes up more than one cell. Some Excel functions are required to be entered this way as multi-cell array formulas making use of Ctrl+Shift+Enter, the most common of which is TRANSPOSE.
Array formulas in versions before Excel 2007 cannot handle whole-column references. In Excel 2007, array formulas can handle whole-column references, but this forces calculation for all the cells in the column, including empty cells. This can be slow to calculate, especially for 1 million rows.