JonathanScottEmensMD

Sleep Medicine

Staff Physician, Portland VA, Associate Professor & Sleep Medicine Fellowship Program Director, Oregon Health and Science University School of Medicine

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Office
3710 SW US Veterans Hospital Rd.
P3-PULM
Portland, OR 97239
Phone+1 503-220-8262
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Education & Training

Oregon Health & Science UniversityResidency, Psychiatry, 1998 - 2002
University of Massachusetts Medical SchoolClass of 1998

Certifications & Licensure

OR State Medical License 2002 - 2025
American Board of Psychiatry and Neurology Psychiatry

Awards, Honors, & Recognition

CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory EMR, Epic Systems Corporation, 2011

Clinical Trials

Blind Child Melatonin Treatment Study Start of enrollment: 2002 Sep 01
Terminated
Not Applicable
Circadian Effects of Escitalopram Start of enrollment: 2008 May 01
Completed
Not Applicable

Publications & Presentations

PubMed

1 citations
Mood correlates with circadian alignment in healthy individuals.
Jonathan S Emens, Alfred J Lewy> ;Sleep Health. 2023 Oct 30
Non-24-h sleep-wake rhythm disorder in a sighted individual with bipolar disorder.
Jonathan S Emens, David Kagan, Samuel Warshaw, Zoey Jopling, Muneer Rizvydeen, Anastasia K Yocum, Melvin G McInnis, Helen J Burgess> ;Bipolar Disorders. 2023 Sep 1
2 citations
Drugs Used in Circadian Sleep-Wake Rhythm Disturbances.
Helen J Burgess, Jonathan S Emens> ;Sleep Medicine Clinics. 2022 Sep 1
3 citations
The circadian system modulates the cortisol awakening response in humans.
Nicole P Bowles, Saurabh S Thosar, Matthew P Butler, Noal A Clemons, LaTroy D Robinson, Omar H Ordaz, Maya X Herzig, Andrew W McHill, Sean P M Rice, Jonathan Emens, St...> ;Frontiers in Neuroscience. 2022 Jan 1
Can Overnight Sleep Efficiency Impact Cardiovascular Risk in the Morning? [Response to Letter]
Saurabh S. Thosar, Daniel Chess, Nicole P. Bowles, Andrew W. McHill, Matthew P. Butler, Jonathan S. Emens, Steven Shea> ;Nature and Science of Sleep. 2021 Nov 10
3 citations
Sleep Efficiency is Inversely Associated with Brachial Artery Diameter and Morning Blood Pressure in Midlife Adults, with a Potential Sex-Effect.
Saurabh S. Thosar, Daniel Chess, Nicole P. Bowles, Andrew W. McHill, Matthew P. Butler, Jonathan S. Emens, Steven Shea> ;Nature and Science of Sleep. 2021 Sep 22
3 citations
Behaviorally and environmentally induced non-24-hour sleep-wake rhythm disorder in sighted patients
Jonathan S. Emens, Melissa A. St. Hilaire, Elizabeth B. Klerman, Daniel J. Brotman, Amber Lin, Alfred J. Lewy, Charles A. Czeisler> ;Journal of Clinical Sleep Medicine. 2021 Aug 17
38 citations
Workshop report. Circadian rhythm sleep–wake disorders: gaps and opportunities
Jeanne F. Duffy, Sabra M. Abbott, Helen J Burgess, Stephanie J. Crowley, Jonathan S. Emens, Lawrence J. Epstein, Karen L. Gamble, Brant P. Hasler, David A. Kristo, Ron...> ;Sleep. 2021 Feb 14
19 citations
Circadian rhythm in negative affect: Implications for mood disorders.
Jonathan S. Emens, Alec M. Berman, Saurabh S. Thosar, Matthew P. Butler, Sally A. Roberts, Noal A. Clemons, Maya X. Herzig, Andrew W. McHill, Miki Morimoto, Nicole P. ...> ;Psychiatry Research. 2020 Nov 1
7 citations
Drugs Used in Circadian Sleep-Wake Rhythm Disturbances.
Helen J Burgess, Jonathan S Emens> ;Sleep Medicine Clinics. 2020 Jun 1
32 citations
Circadian Rhythm of Vascular Function in Midlife Adults.
Saurabh S. Thosar, Alec M. Berman, Maya X. Herzig, Andrew W. McHill, Nicole P. Bowles, Christine M. Swanson, Noal A. Clemons, Matthew P. Butler, Aaron Clemons, Jonatha...> ;Arteriosclerosis, Thrombosis, and Vascular Biology. 2019 Jun 1
21 citations
Separate and interacting effects of the endogenous circadian system and behaviors on plasma aldosterone in humans.
Saurabh S. Thosar, Jose Rueda, Alec M. Berman, Michael R. Lasarev, Maya X. Herzig, Noal A. Clemons, Sally A. Roberts, Nicole P. Bowles, Jonathan S. Emens, David H. Ell...> ;American Journal of Physiology. Regulatory, Integrative and Comparative Physiology. 2019 Feb 1
3 citations
Drugs Used in Circadian Sleep-Wake Rhythm Disturbances.
Helen J Burgess, Jonathan S Emens> ;Sleep Medicine Clinics. 2018 Jun 1
6 citations
Lowest perceived exertion in the late morning due to effects of the endogenous circadian system.
Saurabh S. Thosar, Maya X. Herzig, Sally A. Roberts, Alec M. Berman, Noal A. Clemons, Andrew W. McHill, Nicole P. Bowles, Miki Morimoto, Matthew P. Butler, Jonathan S....> ;British Journal of Sports Medicine. 2018 Feb 23
10 citations
Restoration of resident sleep and wellness with block scheduling
James Bordley, Algene G Agustin, Mohamed A Ahmed, Raeesa Khalid, Anthony M Paluso, Bethany S Kobza, Aaron W Spaugy, Jonathan S. Emens, Sima S. Desai, Akram Khan> ;Medical Education. 2017 Oct 3
28 citations
Diagnosis and Treatment of Non-24-h Sleep–Wake Disorder in the Blind
Jonathan S. Emens, Charmane I. Eastman> ;Drugs. 2017 Feb 22
1 citations
Circadian Rhythms: The Price of Electric Light
Jonathan S. Emens> ;Current Biology. 2017 Feb 20
23 citations
Circadian-Based Therapies for Circadian Rhythm Sleep-Wake Disorders
Helen J. Burgess, Jonathan S. Emens> ;Current Sleep Medicine Reports. 2016 Jul 2
58 citations
Effect of Light and Melatonin and Other Melatonin Receptor Agonists on Human Circadian Physiology.
Jonathan S. Emens, Helen J. Burgess> ;Sleep Medicine Clinics. 2015 Dec 1
181 citations
Clinical Practice Guideline for the Treatment of Intrinsic Circadian Rhythm Sleep-Wake Disorders: Advanced Sleep-Wake Phase Disorder (ASWPD), Delayed Sleep-Wake Phase ...
R. Robert Auger, Helen J. Burgess, Jonathan S. Emens, Ludmila V. Deriy, Sherene M. Thomas, Katherine M. Sharkey> ;Journal of Clinical Sleep Medicine. 2015 Oct 15
8 citations
Do Evidence-Based Treatments for Circadian Rhythm Sleep-Wake Disorders Make the GRADE? Updated Guidelines Point to Need for More Clinical Research.
R. Robert Auger, Helen J. Burgess, Jonathan S. Emens, Ludmila V. Deriy, Katherine M. Sharkey> ;Journal of Clinical Sleep Medicine. 2015 Oct 15
18 citations
Non-24-Hour Disorder in Blind Individuals Revisited: Variability and the Influence of Environmental Time Cues.
Jonathan S. Emens, Amber Laurie, Jeannie B. Songer, Alfred J. Lewy> ;Sleep. 2013 Jul 1
13 citations
Rest-activity cycle and melatonin rhythm in blind free-runners have similar periods.
Jonathan S. Emens, Alfred J. Lewy, Amber Laurie, Jeannie B. Songer> ;Journal of Biological Rhythms. 2010 Sep 28
34 citations
Winter Depression: Integrating Mood, Circadian Rhythms, and the Sleep/Wake and Light/Dark Cycles into a Bio-Psycho-Social-Environmental Model
Alfred J. Lewy, Jonathan S. Emens, Jeannie B. Songer, Neelam Sims, Amber Laurie, Steven C. Fiala, Allie L. Buti> ;Sleep Medicine Clinics. 2009 Jun 1
168 citations
Circadian misalignment in major depressive disorder.
Jonathan S. Emens, Alfred J. Lewy, J M Kinzie, Diana Arntz, Jennifer Rough> ;Psychiatry Research. 2009 Aug 15
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Grant Support

Genetics Of Morning/Evening Types In The Blind/SightedNational Center For Research Resources2007
Mentored Patient-Oriented Research Career Development AwardNational Center For Research Resources2003–2006
Circadian Genetics Of Sighted Morning And Evening Types And Blind Free RunnersNational Center For Research Resources2004–2005

Committees

Member, Expert Task Force, American Academy of Sleep Medicine 2015 - Present

Hospital Affiliations

Portland HCSPortland, Oregon
OHSU HospitalPortland, Oregon