_dta:
  1.  by Jean Roth , jroth@nber.org , 21 Nov 2015

  obs:       188,647                          
 vars:             2                          21 Nov 2015 07:14
 size:     3,772,940                          (_dta has notes)
-------------------------------------------------------------------------------
              storage   display    value
variable name   type    format     label      variable label
-------------------------------------------------------------------------------
npi             str10   %10s                  National Provider Identifier
                                                (NPI)
ptaxcode3       str10   %10s                  Healthcare Provider Taxonomy Code
                                                3
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Sorted by:  npi