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

  obs:         6,407                          
 vars:             2                          21 Nov 2015 07:30
 size:       128,140                          (_dta has notes)
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              storage   display    value
variable name   type    format     label      variable label
-------------------------------------------------------------------------------
npi             str10   %10s                  National Provider Identifier
                                                (NPI)
ptaxcode9       str10   %10s                  Healthcare Provider Taxonomy Code
                                                9
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Sorted by:  npi