If you work with any kind of healthcare data, then odds are youâll deal with NPI (National Provider Identifier) numbers. The NPI is a 10-digit number consisting of 9 digits (with the first digit being a 1 or a 2) followed by a check digit. Double the value of alternate digits beginning with the rightmost digit. Add the individual digits of the products resulting from step 1 to the unaffected digits from the original number.
Louisiana remained nominally under Spanish control, until a transfer of power to France on November 30, 1803, just three weeks before the formal cession to the United States on December 20, 1803.
Louisiana Purchase. For other uses, see Louisiana Purchase (disambiguation). The Louisiana Purchase (French: Vente de la Louisiane Sale of Louisiana) was the acquisition of the Louisiana territory (828,000 square miles = 2.14 million kmÂ²) by the United States from France in 1803.