I don't think you can easily identify a proceudre is running or not.
BUT you ca use dbms_application_info.set_module in your package/procedure to set the module and action. which can be quried V$SESSION's MODULE column.
HTH
Sanjay G.
Oracle Certified Professional 8i, 9i.
"The degree of normality in a database is inversely proportional to that of its DBA"