Pali Momi Medical Center Board of Directors

Mark Grief, M.D., Chairman 

Violeta Arnobit, R.N.

Carleton Ching

Andrew Dang, M.D.

Beth Hoban, R.N.

Mark Pitts, M.D.

Gordon Nihei

Bryan Matsumoto, M.D.

Chuck Sted

Ray Vara

Pali Momi Foundation Board

Beth Hoban, R.N. (Chair)

Violeta Arnobit

Vicki Gaynor

Donald Wilcox, M.D.

Gregg Kokame, M.D.

Clinton Goo

Charles A. Sted (ex-officio)

Michael Robinson (ex-officio, non-voting)

Pali Momi Medical Center Medical Executive Committee

Eugene Tanabe, M.D., Chief of Staff 

James Kakuda, M.D., Chief Elect 

Shayne Castanera, M.D., Secretary - Treasurer 

C. Mark Pitts, M.D., Immediate Past Chief 

Hugh Hazenfield, M.D., Chief Medical Officer 

Andy Lee, M.D., Chairman, Dept. of Medicine 

Gregory Chow, M.D., Chairman, Dept. of Surgery 

Timothy Ahu, M.D., Chairman, Credentials Committee 

Robert Canonico, D.O., Chair, Quality Council 

Michael Mihara, M.D., Alapono Chair 

David Saito, M.D., Member at Large 

Mark Grief, M.D., Member at Large 

Dawn Miura, M.D., Member at Large 

Thomas Pollard, D.O., Member at Large 

Raymond P. Vara, Jr., President & CEO of Operations 

Pali Momi Medical Center Medical Directors

Mark Nishijo, M.D., Anesthesia Services 

Robert Canonico, D.O., Emergency Services 

Gordon W. Ng, M.D., Imaging Services 

Shayne Castanera, M.D., Intensive Care Unit 

Mark Pitts, M.D., Pathology Services 

Michael Mihara, M.D., Patient Safety and Quality Services 

Thomas Pollard, M.D., Point of Care Testing (POCT)

Calvin Oishi, M.D., Rehab Services

Shayne Castanera, M.D., Respiratory Therapy