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Raina M Merchant, MD MSHP FAHA

Associate Professor of Emergency Medicine
Director, Social Media and Health Innovation Lab, University of Pennsylvania, School of Medicine
Director, Social Media and Policy, Center for Emergency Care and Policy, University of Pennsylvania, Department of Emergency Medicine
Co-Director, Robert Wood Johnson Foundation Clinical Scholars Program, University of Pennsylvania
Associate Vice President, University of Pennsylvania Health System
Director, Center for Digital Health
Department: Emergency Medicine

Contact information
PCAM, 3400 Civic Center Blvd, 14th floor, Innovation Suite
Philadelphia, PA 19104
BA (Psychobiology)
Yale University, 1998.
University of Chicago, Pritzker School of Medicine, 2003.
MS (Master of Science in Health Policy Research)
University of Pennsylvania, 2009.
Post-Graduate Training
Resident in Emergency Medicine , University of Chicago , 2003-2007.
Chief Resident, Emergency Medicine, University of Chicago, 2006-2007.
Philips Resuscitation Fellowship, University of Chicago, 2006-2007.
Fellow, Center for Resuscitation Science, University of Pennsylvania Perelman School of Medicine , 2007-2010.
Robert Wood Johnson Foundation Clinical Scholars Program, University of Pennsylvania Perelman School of Medicine, 2007-2010.
Fellow, Leonard Davis Institute of Health Economics, University of Pennsylvania Perelman School of Medicine , 2007-present.
Board certified, American Board of Emergency Medicine, 2009.
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Description of Research Expertise

Dr. Merchant is an Assistant Professor of Emergency Medicine at the University of Pennsylvania and has a secondary appointment in the Department of Internal Medicine and Department of Anesthesia and Critical Care. She is a Co-Director of the RWJF Clinical Scholars Program at the University of Pennsylvania and the Director of the Penn Social Media and Health Innovation Lab ( Her research interest is in diffusion of innovation, social media, public health, and resuscitation science. Her work involves development and testing of health related mobile apps and she has conducted several projects evaluating health communication on social/mobile media sites like Facebook, Yelp, Foursquare, Gigwalk, and others. She additionally runs a Twitter lab which analyzes tweets related to resuscitation, critical care, and public health/policy. Much of her work bridges new technologies in the field of cardiovascular health. In this context, she is the Director of the MyHeartMap Challenge, ( a social media and crowdsourcing project aimed at improving AED access and awareness by engaging the public to serve as citizen scientist. Dr. Merchant was recently recognized by the Robert Wood Johnson Foundation as one of 10 young investigators likely to have a significant impact on the future of health and healthcare in the US.

Selected Publications

Phillips C, Barz A, Li Y, Schapira MM, Bailey C, Merchant RM: The relationship between state level Google online search volume and cancer incidence in the US: a retrospective study. JMIR 2018 Notes: in press.

Graves RL, Goldshear J, Fausti N, Perrone J, Ungar L, Klinger E, Meisel ZF, Merchant RM: Patient narratives in Yelp reviews offer insight into opioid experiences and the challenges of pain management. Pain Management 2018 Notes: (in press).

Bachhuber MA, Merchant RM: Buying drugs online in the age of social media AJPH 107: 1858-1859, Dec 2017.

Guntuku, S, Ramsay RJ, Merchant RM, Ungar LY: Language of ADHD in adults on social media. Journal of Attention Disorders Nov 2017 Notes: (epub ahead of print).

Merchant RM, Groeneveld PW: Neighborhood-level disparities in resuscitation and the potential of connected health. JAMA Cardiology 2(10): 1118-1119, Oct 2017.

Seltzer, E, Horst-Martz, E, Lu M, Merchant RM : Public sentiment and discourse about Zika virus on Instagram. Public Health 150: 170-175, Sep 2017.

Sinnenberg L, Asch DA, Merchant RM: Regarding Twitter as a potential data source for cardiovascular disease research-reply. JAMA Cardiology 1(2): 820, Jul 2017.

Grande D, Meisel Z, Merchant RM, Seymour J, Gollust S : Twitter accounts followed by Congressional Health Staff. American Journal of Managed Care 1(23): e238-e244, Jul 2017.

Gaieski DF, Agarwal AK, Abella BS, Neumar RW, Mechem C, Wallace S, Shofer FS, Becker LB, Carr B, Merchant RM, Band R: Adult Out-of-Hospital Cardiac Arrest in Philadelphia from 2008-2012: An Epidemiological Study. Resuscitation 115: 17-22, Jun 2017.

Elrod JB, Merchant RM, Daya M, Youngquist S, Salcido D, Valenzuela T, Nichol G.: Public health surveillance of automated external defibrillators in the USA: protocol for the dynamic automated external defibrillator registry study. BMJ Open 7(3): e014902, Mar 2017.

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Last updated: 01/05/2018
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