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Banner Alzheimer's Institute

901 E Willetta St 1st Floor and 3rd Floor
Phoenix, AZ 85006

Hours Today: 8 a.m. to 5 p.m.


Banner Alzheimer’s Institute is committed to ending Alzheimer’s before we lose another generation. You’ll find Banner Alzheimer’s Institute at two locations in the Phoenix area. At these centers, people with Alzheimer’s/dementia and their families access a new standard of care that brings together innovative therapies, advanced treatments and valuable resources. Learn more about our services and care.

Getting Here

Hours At This Location
8 a.m. to 5 p.m.
8 a.m. to 5 p.m.
8 a.m. to 5 p.m.
8 a.m. to 5 p.m.
8 a.m. to 5 p.m.
Patients and Visitors

Meet Our Doctors

Learn more about the doctors at this location.

Tessa Sweepe, LCSW

Licensed Clinical Social Worker

Social Worker (MSW), Banner Alzheimer's Institute
I take the time to respond to the personal needs of each patient.

Michele Grigaitis-Reyes, FNP

Family Nurse Practitioner

Nurse Practitioner (NP), Banner Alzheimer's Institute
I give my full attention to each patient and strive to bring them the expert care for their individual needs.

Michelle James, PsyD


Clinical Psychologist or Neuropsychologist (PhD or PsyD), Banner Alzheimer's Institute
I view my patients holistically and aim to evaluate and treat the whole person and not just their symptoms.

View all doctors at this location.

Classes and Events

Join us for an upcoming class, event or support group.

Lewy Body Dementia (LBD) Caregiver Support Group
April 03, 2020 12:30 PM - 2:00 PM

Are you caring for someone with a diagnosis of a related dementia, such as Lewy body disease (LBD); Parkinson’s disease with dementia (Memory...

Ambiguous Loss: Living with Uncertainty
April 09, 2020 12:00 PM - 1:30 PM

Caring for someone with dementia creates ongoing awareness of loss as the person with dementia is physically present but psychologically different...

Life Transitions Caregiver Support Group
April 10, 2020 1:00 PM - 2:30 PM

This group addresses the support needs for caregivers whose loved one has transitioned into residential care or has passed away. No registration...