Faculty: Kosali Simon
Selected Works:
Reports and Publications:
Selected Works:
- “A National Retrospective Study of Antidepressants' Effects on Overdose and Self-Harm Among Adults Treated With Opioid Analgesics,” (with T B Sherry; Thuy Dieu Nguyen; A W Dick; A C Bradford; Barry D. Stein), Psychiatric Services, (2023)
- “Recent tapering from long-term opioid therapy and odds of opioid-related hospital use,” (with Olena Mazurenko; Justin Blackburn; Pengyue Zhang; Sumedha Gupta; Christopher Albert William Harle; Kurt Kroenke), Pharmacoepidemiology and Drug Safety, (December 7, 2022)
- “Perceived COVID-19 vaccine attributes associated with early adoption among adults in rural Indiana,” (with K Hunter-Mullis; Jon T Macy; Alison Rachel Greene), Health Education Research, (November 21, 2022)
- “COVID-19 booster uptake among US adults: Assessing the impact of vaccine attributes, incentives, and context in a choice-based experiment,” (with Subha Venkat Raman; D Kriner; N Ziebarth; S Kreps), Social Science & Medicine, (2022)
- “College openings in the United States increase mobility and COVID-19 incidence,” (with M S Andersen; A I Bento; Abhijit Basu; C R Marsicano), PloS one, (August 29, 2022)
- “Characteristics of statewide prescription drug monitoring programs and potentially inappropriate opioid prescribing to patients with non-cancer chronic pain: A machine learning application,” (with Hsien-Chang Lin; Zhenyu Wang; Y H Hu; A Buu), Preventive Medicine, (2022)
- “Trends in Buprenorphine Coverage and Prior Authorization Requirements in US Commercial Formularies, 2017-2021,” (with Thuy Dieu Nguyen; K P Chua; Basia Teresa Andraka-Christou; W D Bradford), JAMA Health Forum, (2022)
- “Enhancing Health Equity Through Cancer Health Economics Research,” (with C J Bradley; K Winkfield; B Moy,) Journal of the National Cancer Institute. Monographs, (2022)
- “Determinants of Disparities in Early COVID-19 Job Losses,” (with L Montenovo; Xiaoqian Jiang; F Lozano-Rojas; I Schmutte; B A Weinberg; Coady Wing), Demography, (June 1, 2022)
- “Racial and Ethnic Disparities in Buprenorphine and Extended-Release Naltrexone Filled Prescriptions During the COVID-19 Pandemic,” (with Thuy Dieu Nguyen; E Ziedan; J Miles; S Crystal; H Samples; Sumedha Gupta), JAMA Network Open, (June 1, 2022)
- “Coverage Effects of the ACA's Medicaid Expansion on Adult Reproductive-Aged Women, Postpartum Mothers, and Mothers with Older Children,” (with L R Bullinger; B T Edmonds), Maternal and Child Health Journal, (May 1, 2022)
- “State-level regulations and opioid-related health outcomes,” (with J R Jackson; Christopher Albert William Harle; Ross David Silverman; Nir Menachemi), Drug and Alcohol Dependence, (March 1, 2022)
- “US Health Care Workforce Changes During the First and Second Years of the COVID-19 Pandemic,” (with J Cantor; C Whaley; Thuy Dieu Nguyen), JAMA Health Forum, (February 25, 2022)
- “Users of retail medications for opioid use disorders faced high out-of-pocket prescription spending in 2011-2017,” (with C McClellan; A Moriya), Journal of Substance Abuse Treatment, (2022)
- “Marijuana liberalization policies and perinatal health,” (with A Meinhofer; A E Witman; J M Hinde), Journal of Health Economics, (2021)
- “Long-term opioid therapy tapering: Trends from 2014 to 2018 in a Midwestern State,” (with Olena Mazurenko; Sumedha Gupta; Justin Blackburn; Christopher Albert William Harle), Drug and Alcohol Dependence, (2021)
- “Many States Were Able To Expand Medicaid Without Increasing Administrative Spending,” (with C P Balio; Justin Blackburn; Valerie Ann Yeager; Nir Menachemi), Health Affairs, (November 1, 2021)
- “Where did the specialty behavioral health workforce grow between 2011 and 2019? Evidence from census data,” (with Thuy Dieu Nguyen; J Cantor; Basia Teresa Andraka-Christou; W D Bradford), Journal of Substance Abuse Treatment, (November 1, 2021)
- “Opting into the Public List of DATA-Waivered Practitioners: Variations by Specialty, Treatment Capacity, and Practitioner Characteristics,” (with Thuy Dieu Nguyen; Basia Teresa Andraka-Christou; W D Bradford), Journal of Addiction Medicine, (2021)
- “The impact of Medicaid expansion on emergency department wait times,” (with L Allen; C T Gian), Health Services Research, (2021)
- “Impacts of state COVID-19 reopening policy on human mobility and mixing behavior,” (with Thuy Dieu Nguyen; Sumedha Gupta; M S Andersen; A I Bento; Coady Wing), Southern Economic Journal, (2021)
- “Alliances to disseminate addiction prevention and treatment (ADAPT): A statewide learning health system to reduce substance use among justice-involved youth in rural communities,” (with Matthew C. Aalsma; G A Aarons; Zachary William Adams; M D Alton; Malaz A Boustani; Allyson Lindsae Dir; Peter Joseph Embi; Shaun J Grannis; Leslie Ann Hulvershorn; D Huntsinger; Cara Charissa Lewis; Patrick O Monahan; L Saldana; Katie Schwartz; Nicolas Paul Terry; Sarah Elizabeth Wiehe; Zapolski TCB), Journal of Substance Abuse Treatment, (September 1, 2021)
- “Vaccinations Against COVID-19 May Have Averted Up To 140,000 Deaths In The United States,” (with Sumedha Gupta; J Cantor; A I Bento; Coady Wing; C M Whaley), Health Affairs, (September 1, 2021)
- “The Association Between Scope of Practice Regulations and Nurse Practitioner Prescribing of Buprenorphine After the 2016 Opioid Bill,” (with Thuy Dieu Nguyen; U Muench; Basia Teresa Andraka-Christou; W D Bradford; J Spetz), Medical Care Research and Review, (2021)
- “How Much Do Outside Options Matter? The Effect of Subsidized Health Insurance on Social Security Disability Insurance Benefit Receipt,” (with Bradley Heim; I Lurie; K J Mullen), Journal of Health Economics, (March 1, 2021)
- “Institutions For Mental Diseases Medicaid Waivers: Impact On Payments For Substance Use Treatment Facilities,” (with J C Maclean; H Wen; B Saloner), Health Affairs, (February 1, 2021)
- “Is Healthcare Employment Resilient and ‘Recession Proof’?” (with M Dillender; A Friedson; C Gian), Inquiry: A Journal of Medical Care Organization, Provision and Financing, (2021)
- “Strategic Formulary Design in Medicare Part D Plans,” (with K. Lavetti), American Economic Journal: Economic Policy, 10 (3) 154-92 (August 2018)
- “The Impact of the Affordable Care Act Young Adult Provision on Childbearing: Evidence From Tax Data,” (with Ithai Lurie and Bradley Heim), Demography 55 (4): 1233–1243 (2018)
- “Demand for Health Insurance Marketplace Plans Was Highly Elastic in 2014-2015,” (with J. Abraham, C. Drake, and D.W. Sacks), Economics Letters (2017)
- “Changes in Insurance Coverage Among Cancer Patients Under the Affordable Care Act,” (with A. Soni, B. Sommers, and L. Sabik) JAMA Oncology (October 19, 2017)
- "Changes in inpatient payer-mix and hospitalizations following Medicaid expansion: Evidence from all-capture hospital discharge data," (with S. Freedman, S. Nikpay, A. Carroll), Plos One (28 September 2017)
- “Health Insurance and Emergency Department Use — A Complex Relationship,” (with B.D. Sommers), The New England Journal of Medicine, 376:1708-1711 (May 4, 2017)
- “The Impact of Health Insurance on Preventive Care and Health Behaviors: Evidence from the First Two Years of the ACA Medicaid Expansions,” (with A. Soni and J. Cawley), Journal of Policy Analysis and Management, (January 16, 2017)
- “Medicaid Expansion Under the Affordable Care Act and Insurance Coverage in Rural and Urban Areas,” (with A. Soni and M. Hendryx), The Journal of Rural Health, (January 23, 2017)
- “Access to health insurance and the use of inpatient medical care: Evidence from the Affordable Care Act Young Adult Mandate,” (with Y. A. Antwi and A. S. Moriya), Journal of Health Economics, 39: 171-187 (2015)
- “The Effect of Medicaid Expansions on the Labor Supply of Pregnant Women,” (with D. Dave, S. Decker, and R. Kaestner). American Journal of Health Economics (2015)
- “Changes in Emergency Department Use among Young Adults after the ACA's Dependent Coverage Provision," (with Y. A. Antwi, A. S. Moriya, and B. Sommers), Annals of Emergency Medicine (June 2015)
Reports and Publications:
- "The Affordable Care Act hasn’t led to more part-timers, study says" - BuzzFeed News, January 5, 2016
- "Obamacare had little effect on part-time employment: Study" - CNBC, January 6, 2016
- "Indiana University experts comment on upcoming Supreme Court decisions" - IUB Newsroom, June 22, 2015
- “Assessment of Filled Buprenorphine Prescriptions for Opioid Use Disorder During the Coronavirus Disease 2019 Pandemic,” (with Thuy Dieu Nguyen; Sumedha Gupta; E Ziedan, et al.), JAMA internal medicine, (December 2020)
- “Can policy affect initiation of addictive substance use? Evidence from opioid prescribing,” (with Daniel W. Sacks, Alex Hollingsworth, Thuy D. Nguyen), Journal of health economics, (December 2020)
- “Strategic use of health information exchange and market share, payer mix, and operating margins,” (with Joshua Ryan Vest; Seth Freedman; M A Unruh; A T Bako), Health care management review (December 2020)
- “Levels of Employment and Community Engagement among Low-Income Adults: Implications for Medicaid Work Requirements,” (with Ashok Soni; C Gian; B D Sommers), Journal of health politics, policy and law, 45 (6)1059-1082 (December 2020)
- “The Affordable Care Act Young Adult Mandate and Suicidal Behavior,” (with L M O'Reilly; Blake Aaron Froberg; C T Gian; Brian Matthew D'Onofri), Medical care research and review : MCRR, (November 2020)
- “Characterizing variability in state-level regulations governing opioid treatment programs,” (with J R Jackson; Christopher Albert William Harle, et al.), Journal of substance abuse treatment, (April 2020)
- “Geographic location of buprenorphine-waivered physicians and integration with health systems,” (with B Saloner; L Lin), Journal of substance abuse treatment, (August 2020)
- “Evidence from internet search data shows information-seeking responses to news of local COVID-19 cases,” (with A I Bento; Thuy Dieu Nguyen; Coady Wing; F Lozano-Rojas; Yong Yeol Ahn), Proceedings of the National Academy of Sciences of the United States of America, 117 (21) 11220-112222 (May 2020)
- “Association Between Medicaid Expansion and Rates of Opioid-Related Hospital Use,” (with H Wen; Ashok Soni; Alex Hollingsworth; Seth Freedman; J Benitez; B Saloner), JAMA internal medicine, 180 (5) 753-59 (May 2020)
- “Assessing the impact of drug courts on provider-directed marketing efforts by manufactures of medications for the treatment of opioid use disorder,” (with Barbara Andraka-Christou; Thuy Dieu Nguyen; David W. Bradford), Journal of Substance Abuse Treatment, (March 2020)
- “How Have ACA Insurance Expansions Affected Health Outcomes? Findings from the Literature,” (with Ashok Soni; L R Wherry,) Health affairs, 39 (3) 371-78, (March 2020)
- "Prescription Contraceptive Sales Following the Affordable Care Act," (with L. Bullinger), Maternal and Child Health Journal, pp. 1-10, (2019)
- "The Effect of Health Insurance on Prescription Drug Use Among Low-Income Adults: Evidence from Recent Medicaid Expansions," (with A. Ghosh and B. Sommers), Journal of Health Economics, 63: 64-80, (2019)
- "Comparison of Rural vs Urban Direct-to-Physician Commercial Promotion of Medications for Treating Opioid Use Disorder," (with T. Nguyen, B. Andraka-Christou, and W. Bradford), JAMA</em< 2 (12), (2019)
- "Does the healthcare educational market respond to short-run local demand?" (with M. Dillender, A. Friedson, and C. Gian), Economics of Education Review, 73, (2019)
- "Association Between the Number of Certified Buprenorphine Prescribers and the Quantity of Buprenorphine Prescriptions: Evidence from 2015 to 2017," (with L. Lin, A. Hollingsworth, and B. Saloner), Journal of General Internal Medicine, 34 (11): 2313-2315, (2019)
- "Provider-directed marketing may increase prescribing of medications for opioid use disorder," (T. Nguyen, B. Andraka-Christou, and W. Bradford), Journal of Substance Abuse Treatment, 104: 104-115, (2019)
- "Health systems' use of enterprise health information exchange vs single electronic health record vendor environments and unplanned readmissions," Journal of the American Medical Informatics Association, 26 (10): 989-998, (2019)
- "Pharmaceutical payments to physicians may increase prescribing for opioids," (with T. Nguyen and W. Bradford), Addiction, 114 (6): 1051-1059, (2019)
- "Prescription Contraceptive Sales Following the Affordable Care Act," (with L. Bullinger), Maternal and Child Health Journal, 23 (5): 657-666, (2019)
- "Gains in health insurance coverage explain variation in Democratic vote share in the 2008-2016 presidential elections," (with A. Hollingsworth, A. Soni, A. Carroll, and J. Cawley), PLoS ONE, 14 (4), (2019)
- "How have recent health insurance expansions affected coverage among artist occupations in the USA?" (with J. Woronkowicz, A. Soni, and S. Freedman), Journal of Cultural Economics, (May 2019)
- ”The Effect of Health Insurance on Prescription Drug Use Among Low-Income Adults:Evidence from Recent Medicaid Expansions,” (with A. Ghosh and B. Sommers), Journal of Health Economics, 63: 64-80, (2019)
- "Prescription Contraceptive Sales Following the Affordable Care Act," (with L. Bullinger), Maternal and Child Health Journal, pp. 1-10, (2019)
- "The Effect of Health Insurance on Prescription Drug Use Among Low-Income Adults: Evidence from Recent Medicaid Expansions," (with A. Ghosh and B. Sommers), Journal of Health Economics, 63: 64-80, (2019)
- "Comparison of Rural vs Urban Direct-to-Physician Commercial Promotion of Medications for Treating Opioid Use Disorder," (with T. Nguyen, B. Andraka-Christou, and W. Bradford), JAMA, 2 (12), (2019)
- "Does the healthcare educational market respond to short-run local demand?" (with M. Dillender, A. Friedson, and C. Gian), Economics of Education Review, 73, (2019)
- "The effects of HMO penetration on preventable hospitalizations," (with J. Wendel, W. O’Donohue, J. Abraham, R. Feldman, A. Adams, R. Ekelund, J. Jackson, N. Adler, T. Boyce, M. Chesney, and others), chapter in Understanding Healthcare Economics: Managing Your Career in an Evolving Healthcare System, Second Edition, 63 (2): xv-xx, (2018)
- ”Changes in insurance coverage among cancer patients under the Affordable Care Act,” (with A. Soni, L. Sabik, and B. Sommers), JAMA Oncology, 4 (1): 122--124, (2018)
- "Effect of medicaid expansions of 2014 on overall and early-stage cancer diagnoses, (with A. Soni, J. Cawley, and L. Sabik), American Journal of Public Health," 108 (2): 216--218, (2018)
- "Going into the Affordable Care Act," Measuring and Modeling Health Care Costs, 76: 419, (2018)
- "Learning from waiver states: coverage effects under Indiana’s HIP Medicaid expansion," (with S. Freedman and L. Richardson), Health Affairs, 37 (6): 936--943, (2018)
- "Third year of survey data shows continuing benefits of Medicaid expansions for low-income childless adults in the US," (with J. Cawley and A. Soni), Journal of General Internal Medicine, 33 (9): 1495--1497, (2018)
- "Changes in Insurance Coverage Among Cancer Patients Under the Affordable Care Act," (with A. Soni, L. Sabik, and B. Sommers), JAMA Oncology, 4 (1): 122, (2018)
- "Effect of Medicaid Expansions of 2014 on Overall and Early-Stage Cancer Diagnoses," (with A. Soni, J. Cawley, and L. Sabik), American Journal of Public Health, 108 (2): 216-218, (2018)
- "Changes in inpatient payer-mix and hospitalizations following Medicaid expansion: Evidence from all-capture hospital discharge data," (with S. Freedman, S. Nikpay, and A. Carroll), PloS ONE, 12 (9), e0183616, (2017)
- "Health Insurance and Emergency Department Use-A Complex Relationship," (with B. Sommers), The New England Journal of Medicine, 376 (18): 1708, (2017)
- "The impact of health insurance on preventive care and health behaviors: evidence from the first two years of the ACA Medicaid expansions," (with A. Soni and J. Cawley), Journal of Policy Analysis and Management, 36 (2): 390--417, (2017)
- ”The effect of state Medicaid expansions on prescription drug use: evidence from the Affordable Care Act,” (with A. Ghosh and B. Sommers), Technical report for the National Bureau of Economic Research, (2017)
- "The Impact of the Affordable Care Act Young Adult Provision on Childbearing, Marriage, and Tax Filing Behavior: Evidence from Tax Data," (with B. Heim, and I. Lurie), Technical report for the National Bureau of Economic Research, (2017)
- "What Drives Insurer Participation and Premiums in the Federally-Facilitated Marketplace?" (with J. Abraham, C. Drake, and J. McCullough), International Journal of Health Economics and Management, 17 (4): 395-412, (2017)
- “Hospitals’ adoption of intra-system information exchange is negatively associated with inter-system information exchange,”(with J. Vest), Journal of the American Medical Informatics Association (May 2018)
- “Designing difference in difference studies: Best practices for public health policy research,” (with C. Wing, K. Simon, and R. Bello-Gomez), Annual Review of Public Health, 39: 453-469 (April 2018)
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“Macroeconomic conditions and opioid abuse,” (with A. Hollingsworth, C. Ruhm), Journal of Health Economics, (December 2017)
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“What Drives Insurer Participation and Premiums in the Federally-Facilitated Marketplace?” (with J. Abraham, C. Drake, J. McCullough), International Journal of Health Economics and Management, (4) 395-412, (December 2017)
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“Medicaid expansion status and state trends in Supplemental Security Income program participation,” (with M. Burns, A. Soni, L. Dague), Health Affairs, (8) 1485-88, (August 2017)
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“Securing the Right to Health Care and Well-Being: Ten Years Later,” (with S. Freedman, V. Perez, A. Gooptu), The Covenant with Black America: Ten Years Later, (Tavis Smiley, ed.), (2016)
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“Impact of Premium Subsidies on the Take-up of Health Insurance: Evidence from the 2009 American Recovery and Reinvestment Act (ARRA),” (with A. Moriya), American Journal of Health Economics, (3) 318-343, (2016)
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“Impacts on Emergency Department Visits from Personal Responsibility Provisions: Evidence from West Virginia's Medicaid Redesign,” (with T. Gurley-Calvez, D. Wissoker), Health Services Research, (4) 1424-43, (August 2016)
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“Dependent Coverage under the ACA and Medicaid Coverage for Childbirth,” (with Y. Akosa Antwi, J. Ma, A.E. Carroll), The New England Journal of Medicine, (2) 194-96, (January 2016)
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“Little Change Seen In Part-Time Employment As A Result Of The Affordable Care Act,” (with A.S. Moriya, T.M. Selden), Health Affairs (Project Hope), (1) 119-23, (January 2016)
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“Medicaid Expansion Did Not Result In Significant Employment Changes Or Job Reductions In 2014,” (with A. Gooptu, A.S. Moriya, B.D. Sommers), Health Affairs (Project Hope), (1) 111-8, (January 2016)
- “Public health insurance expansions and hospital technology adoption,” (with S. Freedman and H. Lin), Journal of Public Economics (2014)
- “The Earnings and Consulting Income of U.S. Health Economists: Results from the 2012 Survey of the American Society of Health Economists,” (with J. Cawley and M. Morrisey). American Journal of Health Economics (2015)
- “Is the medical loss ratio a good target measure or regulation in the individual market for health insurance?" (with J. Abraham, and P. Karaca-Mandic), Health Economics, 24 (1): 55-74 (2014)
- “Did they come to the dance?: Insurer participation in exchanges,” (with J. Abraham and R. Feldman), American Journal of Managed Care, 20(12): 1022-1030 (2014)
- “Marital disruption and health insurance,” (with E. Peters, and J. Taber), Demography, 51 (4): 1397-1421 (2014)
- “Taxpayer Willingness-to-Pay for Health Insurance Reform: A Contingent Valuation Analysis” (with K. Lavetti and W. White). Economic Inquiry Volume 52, Issue 3, pages 994–1013, July 2014