Log in to myDH Not yet enrolled? Sign up. myDH For patients of: Alice Peck Day Memorial Hospital Cheshire Medical Center Dartmouth Hitchcock Clinics Dartmouth Hitchcock Medical Center New London Hospital Visiting Nurse and Hospice for Vermont and New Hampshire Log in to myMAHHC Not yet enrolled? Sign up. myMAHHC For patients of Mt. Ascutney Hospital and Health Center Coming soon! Starting in fall 2022, Mt. Ascutney patients will be able to access their medical records via the myDH patient portal.