_dta:
  1.  by Jean Roth , jroth@nber.org , 20 Apr 2015

  obs:        12,168                          
 vars:             2                          20 Apr 2015 13:53
 size:       243,360                          (_dta has notes)
-------------------------------------------------------------------------------
              storage   display    value
variable name   type    format     label      variable label
-------------------------------------------------------------------------------
npi             str10   %10s                  National Provider Identifier
                                                (NPI)
ptaxcode7       str10   %10s                  Healthcare Provider Taxonomy Code
                                                7
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Sorted by:  npi