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|Departments||Type of Faculty|
|Health Policy and Management||Part Time|
Dr. Legorreta's work has significantly contributed to the development of real-world outcomes research, implementation of quality of care metrics at the physician level and to the adoption of incentive-based reimbursement models. Dr. Legorreta has developed and implemented health services research applications to measure medical care and resource consumption disparities, and has implemented quality of medical care improvement projects for leading US health plans. Dr. Legorreta has extensive experience in designing and introducing performance-based reimbursement models and high performance networks which have been adopted by leading national payers. For the pharmaceutical and biotechnology industries, Dr. Legorreta conducted pharmacoeconomic and adherence studies for leading companies in the U.S. and the European Union. On August 2, 2011 the United States Patent and Trademark Office granted Dr. Legorreta patent number 7,991,626 entitled: Apparatus And Method For Self-Reporting Medical Information.
Dr. Legorreta has held senior executive positions at U.S. Healthcare, Health Systems International and Health Net, Inc. Dr. Legorreta was the founder of Health Benchmarks, Inc. (HBI), which in 1999 he incorporated as a wholly-owned subsidiary of Health Net, Inc. In August 2001, Dr. Legorreta led the purchase of HBI from Health Net, establishing HBI as a fully independent company. In April 2008, IMS Health (NYSE symbol: RX) acquired HBI through a stock purchase transaction.
Dr. Legorreta has published original research—breast cancer, asthma, diabetes, cardiovascular disease, among other topics—in over 70 peer-reviewed medical articles, in journals such as, Journal of the American Medical Association, Archives of Internal Medicine, Diabetes Care, Annals of Allergy, Asthma and Immunology, the American Journal of Public Health, and Health Services Research among others. In addition to his medical training at Mexico State University School of Medicine, Dr. Legorreta earned his master's degree in public health from the Yale University School of Medicine, Division of Health Services Research. Dr. Legorreta was Visiting Assistant Clinical Professor at Mount Sinai School of Medicine, New York and he is currently an Adjunct Professor at UCLA's School of Public Health and Senior Natural Scientist at RAND.
Legorreta AP, Silber JH, Costantino GN, Kobylinski RW, Zatz SL. Increased Cholecystectomy Rate After the Introduction of Laparoscopic Cholecystectomy. The Journal of the American Medical Association 1993; 270: 429-1432.
Legorreta AP, Brooks RJ, Leibowitz AN, Solin LJ. Cost of Breast Cancer Treatment: A 4-Year Longitudinal Study. Archives of Internal Medicine 1996; 156: 2197-2201.
Legorreta AP, Christian-Herman J, O'Connor RD, Hasan MM, Evans R, Leung KM. Compliance With National Asthma Management Guidelines and Specialty Care: A Health Maintenance Organization Experience. Archives of Internal Medicine 1998; 158:457-464.
Legorreta AP, Meng Y, Leung KM, Lin Z, Davidson MB. Diabetes and Disenrollment in an HMO Setting-A Four-Year Longitudinal Study with a Matched Cohort. Diabetes Care 1999; 22(9): 1487-1489.
Legorreta AP, Liu X, Parker RG. Examining the Utilization of Breast-Conserving Treatment for Women With Breast Cancer in a Managed Care Environment. American Journal of Clinical Oncology: 2000; 23(5): 438-441.
O'Connor RD, O'Donnell JC, Pinto LA, Wang SW, Wiener DJ, Legorreta AP. Two-Year Retrospective Economic Evaluation of Three Dual-Controller Therapies Used in the Treatment of Asthma. Chest 2002;121:1028-1035.
o-Year Retrospective Economic Evaluation of Three Dual-Controller Therapies Used in the Treatment of Asthma. Chest 2002;121:1028-1035.
Berger WE, Legorreta AP, Blaiss MS, Schneider EC, Luskin AT, Stempel DA, Suissa S, Goodman DC, Stoloff SW, Chapman JA, Sullivan SD, Vollmer B, Weiss KB. “The Utility of the Health Plan Employer Data and Information Set (HEDIS) Asthma Measure to Predict Asthma-related Outcomes” Annals of Allergy, Asthma & Immunology: 2004; 93:538-545
Legorreta AP, Metz R, Nelson CF, Ray S, Chernicoff HO, DiNubile NA. "COMPARATIVE ANALYSIS OF INDIVIDUALS WITH AND WITHOUT CHIROPRACTIC COVERAGE: PATIENT CHARACTERISTICS, UTILIZATION, AND COSTS" Archives of Internal Medicine: 2004;164:1985-1992.
Legorreta A, Yu A, Chernicoff H, Gilmore A, Jordan J, Rosenzweig JC. “Adherence to Combined LamivudinE+Zidovudine Versus Individual Components: A Community-Based Retrospective Medicaid Claims Analysis.” AIDS Care 2005; 17(8):938-948.
Gilmore AS, Zhao Y, Kang N, Ryskina KL, Legorreta AP, Taira DA, Chung RS. Patient Outcomes and Evidence-Based Medicine in a Preferred Provider Organization Setting: A Six-Year Evaluation of a Physician Pay-for-Performance Program. Health Services Research. 2007:42(6p1):2140-2159.
Gilmore AS, Helderman JH, Ricci JF, Ryskina KL, Feng S, Kang N, Legorreta AP. “LINKING THE US TRANSPLANT REGISTRY TO ADMINISTRATIVE CLAIMS DATA: EXPANDING THE POTENTIAL OF TRANSPLANT RESEARCH.” Medical Care. 2007:45(6):529-536.