the author of this app says:
ZapCode makes it easy to determine the proper HCFA Evaluation and Management code. It uses the 1997 guidelines.
All the user has to do is check off the information and ZapCode calculates the proper E&M code. When you have finished, it saves a complete report to the MemoPad.
This document can be printed to help document your visit, and can be used during patient visits or for auditing visits.