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Senior Leadership

Our Team

We are made of world class professionals & community leaders

Dan Brinkman, RN, MPA
Dan Brinkman, RN, MPA

East Hawaii Regional CEO

Joni Waltjen
Joni Waltjen

Chief Financial Officer

Jon Martell, MD
Jon Martell, MD

Chief Medical Officer

Kris Wilson, PhD
Kris Wilson, PhD

Chief Information Officer

Jeanean Dillard, RN
Jeanean Dillard

Patient Experience Officer

Dr. Dennis Lee
Lee, Dennis MD

Psychiatric Medical Director

Dr. Jennifer Walker
Walker, Jennifer MD

Hawaii Island Family Health Center Medical Director

Kathleen Katt, MD
Kathleen Katt, MD

Acute Care Medical Director

Dawn Hao-De Motta
Dawn Hao-De Motta

Interim Regional Human Resources Director

Denise Mackey, OTR/L, MS, NHA
Denise Mackey, OTR/L, MS, NHA

Administrator, Hale Ho`ola Hamakua

Merilyn Harris, RN
Merilyn Harris

Administrator, Ka`u Hospital

Lisa Shiroma, BBA, MBA
Lisa Shiroma, BBA, MBA

Assistant Hospital Administrator for Imaging, Pharmacy and Ambulatory Services