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Leora HorwitzAssociate Professor, Department of Population Health
Associate Professor, Department of Medicine
Director, Division of Healthcare Delivery Science
Director, Center for Healthcare Innovation and Delivery Science
Leora Horwitz, MD, MHS is an associate professor in the Departments of Population Health and Medicine at New York University School of Medicine. She is the founding director of the Center for Healthcare Innovation and Delivery Science, New York University Langone Medical Center, and of the Division of Healthcare Delivery Science, Department of Population Health, New York University School of Medicine.
After receiving her A.B. degree magna cum laude in social studies from Harvard University, Dr. Horwitz earned her medical degree from Harvard Medical School and trained in internal medicine at Mount Sinai Hospital in New York, where she also served as chief resident. She then received a master’s degree in Health Services Research while a Robert Wood Johnson Clinical Scholar at Yale University School of Medicine, and spent seven years on faculty at Yale School of Medicine.
Dr. Horwitz's research focuses primarily on systems and practices intended to bridge gaps or discontinuities in care. She has studied shift-to-shift transfers among physicians and among nurses, transfers from the emergency department to inpatient units, and the transition from the hospital to home. Her work has been funded by the National Institute on Aging, the Hartford Foundation, the American Federation for Aging Research, the Patterson Family Trust, the Agency for Healthcare Research and Quality (AHRQ), the Centers for Medicare and Medicaid Services (CMS) and the Yale Center for Clinical Investigation. Under contract to CMS, Dr. Horwitz led the development of the all-condition 30-day readmission quality measure for hospitals that is endorsed by the National Quality Forum and is now publicly reported. At NYU, Dr. Horwitz is the PI of the NYU Patient Imaging Quality and Safety Laboratory (funded by AHRQ) and of the Greater New York City Practice Transformation Network (funded by CMS).
Research InterestsDr. Horwitz studies healthcare delivery, quality and safety, primarily in the area of transitions in care.
Research Keywordsquality and safety, healthcare systems, continuity and transitions, implementation science
Accounting For Patients' Socioeconomic Status Does Not Change Hospital Readmission Rates
Bernheim, Susannah M; Parzynski, Craig S; Horwitz, Leora; Lin, Zhenqiu; Araas, Michael J; Ross, Joseph S; Drye, Elizabeth E; Suter, Lisa G; Normand, Sharon-Lise T; Krumholz, Harlan M. Accounting For Patients' Socioeconomic Status Does Not Change Hospital Readmission Rates. Health affairs. 2016 Aug;35(8):1461-1470 (2211672)
Association of Occupation as a Physician With Likelihood of Dying in a Hospital
Blecker, Saul; Johnson, Norman J; Altekruse, Sean; Horwitz, Leora I. Association of Occupation as a Physician With Likelihood of Dying in a Hospital. JAMA. 2016 Jan 19;315(3):301-303 (1921432)
Declining Admission Rates And Thirty-Day Readmission Rates Positively Associated Even Though Patients Grew Sicker Over Time
Dharmarajan, Kumar; Qin, Li; Lin, Zhenqiu; Horwitz, Leora I; Ross, Joseph S; Drye, Elizabeth E; Keshawarz, Amena; Altaf, Faseeha; Normand, Sharon-Lise T; Krumholz, Harlan M; Bernheim, Susannah M. Declining Admission Rates And Thirty-Day Readmission Rates Positively Associated Even Though Patients Grew Sicker Over Time. Health affairs. 2016 Jul;35(7):1294-1302 (2175812)
Explanation and elaboration of the SQUIRE (Standards for Quality Improvement Reporting Excellence) Guidelines, V.2.0: examples of SQUIRE elements in the healthcare improvement literature
Goodman, Daisy; Ogrinc, Greg; Davies, Louise; Baker, G Ross; Barnsteiner, Jane; Foster, Tina C; Gali, Kari; Hilden, Joanne; Horwitz, Leora; Kaplan, Heather C; Leis, Jerome; Matulis, John C; Michie, Susan; Miltner, Rebecca; Neily, Julia; Nelson, William A; Niedner, Matthew; Oliver, Brant; Rutman, Lori; Thomson, Richard; Thor, Johan. Explanation and elaboration of the SQUIRE (Standards for Quality Improvement Reporting Excellence) Guidelines, V.2.0: examples of SQUIRE elements in the healthcare improvement literature. BMJ quality & safety. 2016 Apr 13;:?-? (2092882)
Clinical utility of shoulder imaging in theoutpatient setting: A pilot study
Gyftopoulos, S; Garwood, E; Babb, J; Horwitz, L; Recht, M. Clinical utility of shoulder imaging in theoutpatient setting: A pilot study [Meeting Abstract]. Skeletal radiology. 2016 August 2016;45(8):1170-1170 (2204842)