Ari Benjamin Friedman, MD, PhD

faculty photo
Assistant Professor of Emergency Medicine
Department: Emergency Medicine

Contact information
Department of Emergency Medicine
Blockley Hall
423 Guardian Drive, Room 428B
Philadelphia, PA 19104
Office: 215-284-5196
Education:
MS (Health Care Management and Economic)
The Wharton School, 2010.
PhD (Health Care Management and Economics)
University of Pennsylvania, The Wharton School, 2016.
MD (Medicine)
University of Pennsylvania, 2016.
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Selected Publications

Canares T, Friedman AB, Rodean J, Burns R, Berkowitz D, Hall M, Alpern E, Montalbano A: Pediatric Outpatient Utilization by Differing Medicaid Payment Models in the United States. BMC Health Serv Res 20(1): 532, Jun 2020 Notes: doi:10.1186/s12913-020-05409-w.

Rischall M, Smith S, Friedman AB: Correcting the QT for Heart Rate: Correction Methods and the Accuracy of the 'Half the RR' Rule. WestJEM 21(2), 2020 Notes: https://doi.org/10.5811/westjem.2019.10.40381.

Friedman AB, Berning AW, Marill KA: Confidence at 100%: Characteristics of Likelihood Ratio Confidence Intervals in the Emergency Medicine Diagnostics Literature Acad Emerg Med 2020 Notes: DOI: 10.1111/acem.13930.

Samuels-Kalow ME, Niedwiecki M, Friedman AB, Sokolove PE, Hsia RY: Comparing resource use between pediatric emergency department visits by triage level. Emergency Medicine Journal 35(11): 681-684, Nov 2018.

Smulowitz PB, Friedman AB, Pines JM: Appropriation for "Appropriate" Visits: payment Denials for Emergency Department Care. Am J Emerg Med 36(8): 1511-12, Aug 2018.

Canares TL, Friedman AB, Rodean J, Burns RR, Berkowitz D, Hall M, Alpern E, Montalbano A: Pediatric Acute Care Utilization in Differing Medicaid Payment Models. 18th Annual Academy Health national Health Policy Conference Feb 2018 Notes: Poster Presentation.

Friedman AB, Smith S: QT Correction Formulas Compared to the Rule of Thumb ("Half the QT"). Dr. Smith's ECG Blog Nov 2017.

Grischkan J, George BP, Chaiyachati K, Friedman AB, Dorsey ER, Asch DA: Distribution of Medical Education Debt by Specialty, 2010-2016. JAMA Internal Med 177(10): 1532-35, Oct 2017 Notes: JAMA Internal Medicine October 2017 Volume 177, Number 10 (.

Friedman AB: The Uncertain Economics of Insurance Enabling More Emergency Department Visits. Annals EM 70(2): 226-228, Aug 2017.

Marill KA, Chang Y, Wong KF, Friedman AB: Estimating Negative Likelihood Ratio Confidence When Test Sensitivity is 100%: Abootstrapping Approach. Stat methods Med Res 26(4), Aug 2017 Notes: Stat Methods Med Res. 2017 Aug;26(4):1936-1948. doi: 10.1177/0962280215592907. Epub 2015 Jul 6.

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Last updated: 06/25/2020
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