Dr. Nishizawa was born in Osaka, where he studied medicine. He trained as a psychiatrist in Osaka Medical College, Japan, and started his graduate student under Professor Hiroshi Yoneda at the Department of Neuropsychiatry in Osaka Medical College in 2013. He has a PhD from Osaka Medical College in neuroscience of depression and bipolar disorder. In 2021 he moved to Stanford University, to work with Associate Professor Gen Shinozaki. He have researched epigenetics of delirium and outcome of delirium with BSEEG. Currently, Dr. Nishizawa is visiting scholar at department of psychiatry and behavioral sciences in Stanford University, and an Assistant Professor at the Department of Neuropsychiatry in Osaka Medical College. 

NAME: Yoshitaka　Nishizawa

POSITION TITLE: M.D. and Ph.D.

PROFESSIONALS: Clinical Psychiatry

INSTITUTION / DEGREE/ YEAR(s)/ FIELD OF STUDY

Kwansei Gakuin University, Japan/ M.D./ 2006/Social Welfare

Kanazawa Medical College, Japan/ M.D./ 2012/ General Clinical Treatment

Neuropsychiatry Department, Osaka Medical College/ 2014/ Psychiatry

Graduate School of Osaka Medical College/ 2014/ Psychiatric Neuroscience

Osaka Medical College/ Trained psychiatric Medical Doctor/ 2015/ Clinical Psychiatry

Osaka Medical College/ Ph. D/ 2019/ Psychiatric Neuroscience

Positions and Employment

2012-2014      Junior Resident, Osaka Medical College, Japan

2014-2015      Senior Resident, Department of Neuropsychiatry, Osaka Medical College, Japan

2014-2018          Graduate School of Osaka Medical College

2015-2019      Clinical Psychiatric Medical Doctor, Shin-Awaji Hospital, Hyogo Japan

2019-present           Assistant Professor, Osaka Medical College, Japan

2021-present           Visiting scholar, Department of Psychiatry and Behavioral Sciences, Stanford University

Other Experience and Professional Memberships

2014-present                      Member; Japanese Society of Biological Psychiatry

2014-present                    Member; Japanese Psychogeriatric Society

2016-present                    Member; Japanese Society of Psychiatry and Neurology

2023-present                           Member; American Delirium Society

List of publications

1. Nishizawa Y, Yamanashi T, Saito T, Marra P, Crutchley KJ, Wahba NE, Malicoat J, Shibata K, Nishiguchi T, Lee S, Cho HR, Kanazawa T, Shinozaki G. Bispectral EEG (BSEEG) Algorithm Captures High Mortality Risk Among 1,077 Patients: Its Relationship to Delirium Motor Subtype. Am J Geriatr Psychiatry. 2023 Mar 8:S1064-7481(23)00237-3.

2. Yamanashi T, Sullivan EJ, Comp KR, Nishizawa Y, Akers CC, Chang G, Modukuri M, Tran T, Anderson ZEM, Marra PS, Crutchley KJ, Wahba NE, Iwata M, Karam MD, Noiseux NO, Cho HR, Shinozaki G. Anti-inflammatory medication use associated with reduced delirium risk and all-cause mortality: A retrospective cohort study. J Psychosom Res. 2023 May;168:111212.

3. Wahba NE, Nishizawa Y, Marra PS, Yamanashi T, Crutchley KJ, Nagao T, Shibata K, Nishiguchi T, Cho H, Howard MA 3rd, Kawasaki H, Hefti M, Kanazawa T, Shinozaki G. Genome-wide DNA methylation analysis of post-operative delirium with brain, blood, saliva, and buccal samples from neurosurgery patients. J Psychiatr Res. 2022 Dec;156:245-251.

4. Kawabata Y, Imazu SI, Matsumoto K, Toyoda K, Kawano M, Kubo Y, Kinoshita S, Nishizawa Y, Kanazawa T. rTMS Therapy Reduces Hypofrontality in Patients With Depression as Measured by fNIRS. Front Psychiatry. 2022 Jun 22;13:814611.

1.Nishizawa Y, Kanazawa T, Kawabata Y, Matsubara T, Maruyama S, Kawano M, Kinoshita S, Koh J, Matsuo K, Yoneda H. fNIRS Assessment during an Emotional Stroop Task among Patients with Depression: Replication and Extension. Psychiatry Investig. 2019 Jan;16(1):80-86

5: Kawano M, Kanazawa T, Kikuyama H, Tsutsumi A, Kinoshita S, Kawabata Y,

Yamauchi S, Uenishi H, Kawashige S, Imazu S, Toyoda K, Nishizawa Y, Takahashi M,

Okayama T, Odo W, Ide K, Maruyama S, Tarutani S, Koh J, Yoneda H. Correlation

between frontal lobe oxy-hemoglobin and severity of depression assessed using

near-infrared spectroscopy. J Affect Disord. 2016 Nov 15;205:154-158.

6. Kaneko T, Kanazawa T, Nishiguchi M, Kikuyama H, Tsutsumi A, Uenishi H, Kawabata Y, Kawashige S, Nishizawa Y, Maruyama S, Koh J and Yoneda H. Microarray analysis of human blood during electroconvulsive therapy. J ECT.2015;31(4):234-7.