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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, HHSC Corporate Board Member

Joni Waltjen
Joni Waltjen

Chief Financial Officer

Kris Wilson, PhD
Kris Wilson, PhD

Chief Information Officer

Dr. Dennis Lee
Lee, Dennis, MD

Psychiatric Medical Director

Dr. Charles Okamura
Charles Okamura, MD

Acute Medical Director

Dr. Jennifer Walker
Walker, Jennifer, MD, MPH

Medical Director, East Hawaii Health Clinics

Kathleen Katt, MD
Kathleen Katt, MD

Chief Medical Officer

Dawn Hao-De Motta
Dawn Hao-De Motta

Regional Human Resources Director

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

Administrator, Hale Ho`ola Hamakua

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

Assistant Hospital Administrator for Imaging, Pharmacy and Ambulatory Services