Retail store & minute clinic colleagues: Enter your 7 digit employee/contractor id number and password. Corporate retail & pbm colleagues: You may also login using your aetna n or a user account. Webthe employee self service (ess) website and app are optional tools available to cvs health retail colleagues only. Ess is provided for colleague convenience and is entirely. Retail store & minute clinic colleagues: Enter your 7 digit employee/contractor id number and password. Corporate retail & pbm colleagues: Webcvs corporate retail & pbm colleagues: Enter your cvs hub username. Enter the password that accompanies your username. Retail store & minute clinic colleagues: Corporate retail & pbm colleagues: