<Li> by health care providers to identify themselves in health care transactions identified in HIPAA or on related correspondence; </Li> <Li> by health care providers to identify other health care providers in health care transactions or on related correspondence; </Li> <Li> by health care providers on prescriptions (however, the NPI will not replace requirements for the DEA number or State license number); </Li> <Li> by health plans in their internal provider files to process transactions and communicate with health care providers; </Li>

What is required to get an npi number