Apply for health care assistance Most people can apply online at MNsure. Org or call 1-855-366-7873.Employees shall provide the EMPLOYER with two (2) weeks written notice in advance of the date the employee leaves. Be sure to bring the form to the visit for the provider to fill out. Hennepin Healthcare is a nationally recognized center for patient care, research, and teaching. At the heart of our medical center is our main campus. Dear Nurse Manager: Thank you for the opportunity to work on your unit. I have learned a great deal from the staff and the patients here. Do I have to give my employer two-weeks notice? Dear Nurse Manager: Thank you for the opportunity to work on your unit.