Ari Benjamin Friedman, MD, PhD
Assistant Professor of Emergency Medicine
Attending Physician, Penn Presbyterian Medical Center
Attending Physician, Hospital of University of PENN
Core Faculty, Center for Emergency Care Policy and Research, University of Pennsylvania
Fellow, Institute on Aging, University of Pennsylvania
Senior Fellow, Leonard Davis Institute of Health Economics, University of Pennsylvania
Research Associate, Population Aging Research Center, University of Pennsylvania
Assistant Program Director, Perelman School of Medicine/Wharton MD/PhD Program in Health Care Management and Economics
Department: Emergency Medicine
Contact information
Department of Emergency Medicine
Blockley Hall
423 Guardian Drive, Room 408
Philadelphia, PA 19104
Blockley Hall
423 Guardian Drive, Room 408
Philadelphia, PA 19104
Office: 215-746-5619
Email:
arib@pennmedicine.upenn.edu
arib@pennmedicine.upenn.edu
Links
Digital Health Privacy Initiative
Care, Outcomes, and Reform of Emergency Systems Talks
Research Webpage
Digital Health Privacy Initiative
Care, Outcomes, and Reform of Emergency Systems Talks
Research Webpage
Education:
BA (The Biological Basis of Behavior)
University of Pennsylvania, 2006.
MS (Health Care Management and Economics)
The Wharton School, 2010.
PhD (Health Care Management and Economics)
University of Pennsylvania, The Wharton School, 2016.
MD (Medicine)
University of Pennsylvania, 2016.
Permanent linkBA (The Biological Basis of Behavior)
University of Pennsylvania, 2006.
MS (Health Care Management and Economics)
The Wharton School, 2010.
PhD (Health Care Management and Economics)
University of Pennsylvania, The Wharton School, 2016.
MD (Medicine)
University of Pennsylvania, 2016.
Selected Publications
Gettel CJ, Venkatesh AK, Uzamere I, Galske J, Chera T, White MA, Hwang U, PROM‐OTED Group Authorship: Development and validation of the Patient-Reported Outcome Measure-Older adult care Transitions from the Emergency Department (PROM-OTED) tool. Acad Emerg Med 33(1): e70029, Jan 2026 Notes: Epub 2025 Mar 28; doi: 10.1111/acem.70029.Mantilla JJ, Burke RC, Orav EJ, Masser BA, Wolfe RE, Sabbatini AK, Lin MP, Friedman AB, Burke LG: Trends in Urgent Care Utilization Among Medicare Beneficiaries From 2012 to 2019. JAMA Netw Open 9(1): e2555345, Jan 2026 Notes: doi:10.1001/jamanetworkopen.2025.55345.
Nessen SJ, Friedman AB, Bhananker AR, Muir KJ, Chary AN: Waiting room and hallway care for older adults: a qualitative study with emergency nurses and technicians. BMC Geriatr 1(970), Nov 2025.
Nessen SJ, Chary AN, Bhananker AR, Muir KJ, Southerland LT, O'Brien K, Friedman AB: NOTICE-ED: Nurse or Technician Insights Into Cognitive Evaluations in the Emergency Department. J Am Geriatr Soc 73(8): 2503-2511, Aug 2025.
Nguemeni Tiako MJ, Engel-Rebitzer E, Friedman A, Shofer F, Dolan A, Hess EP, Perrone J, Schapira MM, Meisel ZF: Racial Disparities in Unmet Pain Treatment Preference, Pain Treatment Satisfaction and Subsequent Opioid Misuse: A Secondary Analysis of a National Multisite RCT. J Gen Intern Med Jun 2025 Notes: Epub ahead of print. PMID: 40562881.
Trueger NS, Friedman AB: Triage, the Tip of the Shears. JAMA Netw Open 8(5), May 2025 Notes: Trueger NS, Friedman AB. Triage, the Tip of the Shears. JAMA Netw Open. 2025 May 1;8(5):e258508. doi: 10.1001/jamanetworkopen.2025.8508. PMID: 40314959.
Zeng E, Wu X, Ertmann EN, Huang L, Johnson DF, Mehendale AT, Tang BT, Zhukoff K, Adjei-Poku M, Bauer L, Friedman AB, McCoy M: Measuring Risks to Users' Health Privacy Posed by Third-Party Web Tracking and Targeted Advertising. Proceedings of the 2025 CHI Conference on Human Factors in Computing Systems. Association for Computing Machinery, Page: 1-26, April 2025.
Gettel CJ, Venkatesh AK, Uzamere I, Galske J, Chera T, White MA, Hwang U, PROM‐OTED Group Authorship: Development and validation of the Patient-Reported Outcome Measure-Older adult care Transitions from the Emergency Department (PROM-OTED) tool. Acad Emerg Med Mar 2025.
Wu RR, Adjei-Poku MN, Kelz RR, Peck GL, Hwang U, Cappola AR, Friedman AB: Trends in visits, imaging, and diagnosis for emergency department abdominal pain presentations in the United States, 2007-2019. Acad Emerg Med 32(1): 20-31, Jan 2025.
Zikry HE, Friedman AB, Dresden SM, Gupta R: Integrating Emergency Departments Into The CMS GUIDE Model For People Living With Dementia. Health Affairs Forefront Jan 2025.