Meet Our Team

Our Leadership Team

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Alexander Buls, M.D.

Chief Executive Officer

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Asia Dean

Chief Operating Officer

Smiling man wearing a white lab coat with Pacific Anesthesia logo and name tag reading Oren Bernstein, MD.

Oren Bernstein, M.D.

Chief Medical Officer

Smiling man wearing glasses and a white lab coat with Pacific Anesthesia logo and name tag reading Chad Iwashita, MD.

Chad Iwashita,
M.D.

Chief Financial Officer
Chairman of the Board

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Cindy Ku,
M.D.

Chief Education Officer

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Jared Hamamoto,
M.D.

Chief Quality Officer

Our Physicians

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Richard Ahn, M.D., FRCPC

Certification
Fellow of the Royal College of Physicians of Canada

Smiling man wearing a white medical coat with Pacific Anesthesia logo and name tag Joselito Amparo, M.D.

Joselito M. Amparo, M.D.

Certification
American Board of Anesthesiology

Smiling man wearing a white lab coat with Pacific Anesthesia logo and name tag reading Oren Bernstein, MD, against a gray background.

Oren Bernstein, M.D.

Certification
American Board of Anesthesiology
Fellow of the American Society of Anesthesiologists
National Board of Echocardiography

Smiling man wearing a white lab coat with Pacific Anesthesia logo and name tag reading Alexander Buls, M.

Alexander Buls, M.D.

Certification
American Board of Anesthesiology

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Photo coming soon

Lester Chua, M.D.

Certification
American Board of Anesthesiology

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Robert Easton III, M.D.

Certification
American Board of Anesthesiology*

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Donald Fancher, M.D.

Certification
American Board of Anesthesiology

Smiling man wearing a white medical coat with Pacific Anesthesia logo and name Jared Hamamoto.

Jared Hamamoto, M.D.

Certification
American Board of Anesthesiology

Smiling man wearing glasses and a white medical coat over a patterned shirt with Pacific Anesthesia logo and name Michael K Hee, MD.

Michael Hee, M.D.

Certification
American Board of Anesthesiology

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Colin Higuchi, M.D.

Certification
American Board of Anesthesiology

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Photo coming soon

Trevor Ideta, M.D.

Certification
American Board of Anesthesiology

Smiling male doctor wearing a white coat with Pacific Anesthesia logo and name tag reading Jason Isa, MD.

Jason Isa, M.D.

Certification
American Board of Anesthesiology
Fellow of the American Society of Anesthesiologists

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Chad Iwashita, M.D.

Certification
American Board of Anesthesiology

Man smiling wearing a white lab coat with Pacific Anesthesia logo and name Daniel Kidani, MD.

Daniel Kidani, M.D.

Certification
American Board of Anesthesiology

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Cindy Ku, M.D.

Certification
American Board of Anesthesiology
Fellow of the American Society of Anesthesiologists

Smiling male doctor wearing a white lab coat with Pacific Anesthesia logo and name Neil Manago, MD.

Neil Manago, M.D.

Certification
American Board of Anesthesiology

Smiling man wearing a white lab coat with Pacific Anesthesia logo and name embroidered, Derek Matsushige, MD.

Derek Matsushige, M.D.

Certification
American Board of Anesthesiology

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Nicole Morikawa, M.D.

Certification
American Board of Anesthesiology
National Board of Echocardiography

Smiling man wearing glasses and a white medical coat with Pacific Anesthesia logo and name Maki Morimoto, M.D.

Maki Morimoto, M.D.

Certification
American Board of Anesthesiology

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Jon Narimasu, M.D.

Certification
American Board of Anesthesiology
Fellow of the American Society of Anesthesiologists
American Board of Anesthesiology Critical Care

Smiling male doctor in a white coat with Pacific Anesthesia logo and name Mark Nishijo, M.D.

Mark Nishijo, M.D.

Certification
American Board of Anesthesiology

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Cathy Nguyen, M.D.

Certification
American Board of Anesthesiology
Pediatric Anesthesiology Subspecialty Certification

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Kelly Okazaki, M.D.

Certification
American Board of Anesthesiology

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Rita Parikh, M.D.

Certification
American Board of Anesthesiology

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Michael Pi, M.D.

Certification
American Board of Anesthesiology
Fellow of the American Society of Anesthesiologists
Pediatric Anesthesiology Subspecialty Certification

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Gilbert Shi, M.D.

Certification
American Board of Anesthesiology

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Photo coming soon

Yuki Shima, M.D.

Certification
American Board of Anesthesiology

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Ligaya Stice, M.D.

Certification
American Board of Anesthesiology
Pediatric Anesthesiology Subspecialty Certification

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Robin Takata, M.D.

Certification
American Board of Anesthesiology
Fellow of the American Society of Anesthesiologists
American Board of Internal Medicine
American Board of Critical Care

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Alan Tanaka, M.D.

Certification
American Board of Anesthesiology

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Janna Taylor, M.D.

Certification
American Board of Anesthesiology
National Board of Echocardiography

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Yvonne Tatsumura, M.D.

Certification
American Board of Anesthesiology*

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Dustyn Uchiyama, M.D.

Certification
American Board of Anesthesiology

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Photo coming soon

Alex Wang, D.O.

Certification
American Board of Anesthesiology
National Board of Echocardiography
Master of Public Health

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Eric Y.C. Wong, M.D.

Certification
American Board of Anesthesiology*

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Sarah Woodward, M.D.

Certification
American Board of Anesthesiology

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Mike Yamakawa, M.D.

Certification
American Board of Anesthesiology
National Board of Echocardiography

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Fanny Yeung, M.D.

Certification
American Board of Anesthesiology
Pediatric Anesthesiology Subspecialty Certification

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Isaac Yoon, M.D.

Certification
American Board of Anesthesiology

Our CRNAs

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Emily Chang, CRNA

Certification
American Association of Nurse Anesthetists

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Margaret Deus, CRNA

Certification
American Association of Nurse Anesthetists

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Photo coming soon

Michelle Edgehouse, CRNA

Certification
American Association of Nurse Anesthetists

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Maya Grossman, CRNA

Certification
American Association of Nurse Anesthetists

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Joshua Hall, CRNA

Certification
American Association of Nurse Anesthetists

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Kate Hall, CRNA

Certification
American Association of Nurse Anesthetists

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Brian Harrison, CRNA

Certification
American Association of Nurse Anesthetists

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Peter Kachur, CRNA

Certification
American Association of Nurse Anesthetists

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Photo coming soon

Jenny Millet, CRNA

Certification
American Association of Nurse Anesthetists

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Stephanie Nakazawa, CRNA

Certification
American Association of Nurse Anesthetists

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Carol Rodenhausen, CRNA

Certification
American Association of Nurse Anesthetists

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Gabriella Sentelik, CRNA

Certification
American Association of Nurse Anesthetists

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Joseph "Joey" Zimmerman, CRNA

Certification
American Association of Nurse Anesthetists

Our Office Staff

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Monica Clark

Director of Personnel Operations

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Kristie Mashino

Executive Coordinator‍

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Darlene Wong

Administrative Coordinator

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Beverly Takane

Billing

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Charde Caballero

Scheduling

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Mery Corpus

Scheduling

CareersOur TeamAbout UsLiving in HawaiʻiFor Patients

321 N. Kuakini Street, Suite 306
Honolulu, HI 96817
Phone: 808-792-9888
Contact us!
info@pacificanesthesia.org