_dta:
  1.  ndchcpcsnoc20144 set up by Jean Roth , jroth@nber.org , 21 Jun 2015
  2.  Source: April 2014 NOC NDC-HCPCS Crosswalk 022714.xls
  3.  Health Care Common Procedure Coding System (HCPCS)
  4.  National Drug Code (NDC)
  5.  Average Sale Price (ASP)
  6.  Average Wholesale Price (AWP)
  7.  Hospital Outpatient Prospective Payment System (OPPS)

pkgsize:
  1.  amount in one item. (ex., For a product that is 100mcg/0.5 ml in one vial, the package size would be 0.5.)

pkgqty:
  1.  Package Quantity: number of items in the NDC (ex., For an NDC that is 4 vials in a shelf pack, the package quantity would be 4.)

billunitspkg:
  1.  Billable Units Per Package: the number of billable units per package (ex., 100 mcg in a package divided by 5 mcg in the dosage descriptor = 20 billable units
      per package.)

  obs:           307                          
 vars:            10                          21 Jun 2015 00:13
 size:        61,400                          (_dta has notes)
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              storage   display    value
variable name   type    format     label      variable label
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druggenericname str47   %47s                  Drug Generic Name
labelername     str32   %32s                  Manufacturer Name
ndc             str11   %11s                  National Drug Code (NDC) or Alternate ID
ndcdash         str13   %13s                  National Drug Code (NDC) or Alternate ID
drugname        str49   %49s                  Drug Name (Brand Name or Generic Name)
dosage          str22   %22s                  Dosage
pkgsize         double  %10.0g              * Package Size:  Amount in one item
pkgqty          int     %10.0g              * Package Quantity:  Number of items in the NDC
billunits       double  %10.0g                Billable Units
billunitspkg    double  %10.0g              * Per Package: the number of billable units per package
                                            * indicated variables have notes
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Sorted by:  ndc