Extramural scientists receive their funding from the NIH in the form of grants, contracts, and other awards. Most do not work at the NIH but instead work for universities, hospitals, etc. If you fall in to this category, please use the eRA Commons login route.
Intramural scientists receive funding from their institute via internal resources and are government employees. If you are an Intramural scientist or have an NIH account, please log in to the NIHMS with your NIH Portal username and password.
If the above descriptions do not fit you, please use the My NCBI login route.