_dta:
  1.  by Jean Roth , jroth@nber.org , 25 Dec 2014

  obs:        55,505                          
 vars:             2                          25 Dec 2014 03:47
 size:       666,060                          (_dta has notes)
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              storage   display    value
variable name   type    format     label      variable label
---------------------------------------------------------------------------------------------------------
npi             str10   %10s                  National Provider Identifier (NPI)
othpidst6       str2    %9s                   Other Provider Identifier State 6
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Sorted by:  npi