docs: def ipi_name_number(name=None):
      """
      IPI Name Number field.
  
      An IPI Name Number is composed of eleven digits.
  
      So, for example, an IPI Name Number code field can contain 00014107338.
  
      :param name: name for the field
      :return: a parser for the IPI Name Number field
      """
  
      if name is None:
          name = 'IPI Name Number Field'
  
      field = basic.numeric(11)
  
      field.setName(name)
  
      return field.setResultsName('ipi_name_n')