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Team

Our Team

We are made of world class professionals & community leaders

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

CEO, HHSC Corporate Board Member

Joni Waltjen, BBA, CRHCP, CSPR
Joni Waltjen, BBA, CRHCP, CSPR

Chief Financial Officer

Arthur Sampaga, Jr.
Arthur Sampaga, Jr., RN, MSN, CCRN, CHEP, CNML

Chief Nursing Officer

Kris Wilson, PhD
Kris Wilson, PhD

Chief Information Officer

Cecilia Trujillo, MBA
Cecilia Trujillo, MBA

Chief Human Resources Officer

Dr. Jennifer Walker
Walker, Jennifer, MD, MPH, FAAFP

East Hawaii Acute and RHC Medical Director

Kathleen Katt, MD
Kathleen Katt, MD

Chief Medical Officer

Stephen Reidy, MD
Stephen Reidy, MD

EHMG Chief Physician Executive

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

Regional Chief LTC & CAH Administrator

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

Chief Administrative Officer


Our Medical Staff Officers

Dr. Sabnani Lovina
Sabnani, Lovina DO

Chief of Staff

Douglas Calvert, DO
Douglas Calvert, DO

Past Chief of Staff

Judith FitzGerald, DO
Judith FitzGerald, DO

Chief Elect

Dr. Douglas Rose
Dr. Douglas Rose MD, M.B.A.

Treasurer

Eric Wyatt, MD
Eric Wyatt, MD

Secretary

Lauren Stuart, MD
Lauren Stuart, MD

Member At Large

Mouhamed Kannass, MD
Mouhamed Kannass, MD

Member At Large

Kareem Khozaim, MD
Kareem Khozaim, MD

Member at Large

Lyric Santiago, MD
Lyric Santiago, MD

Department of Surgery Chief

Joy Sakai Wilson, MD
Joy Sakai Wilson, MD

Department of Medicine Chief


Our Medical Directors

Dr. Jennifer Walker
Walker, Jennifer, MD, MPH, FAAFP

East Hawaii Acute and RHC Medical Director