| Effect of the Affordable Care Act Medicaid expansion on emergency department visits: evidence from state-level emergency department databases S Nikpay, S Freedman, H Levy, T Buchmueller Annals of emergency medicine 70 (2), 215-225. e6, 2017 | 194 | 2017 |
| Hospital-physician consolidation accelerated in the past decade in cardiology, oncology SS Nikpay, MR Richards, D Penson Health Affairs 37 (7), 1123-1127, 2018 | 101 | 2018 |
| Affordable Care Act Medicaid expansion reduced uninsured hospital stays in 2014 S Nikpay, T Buchmueller, HG Levy Health Affairs 35 (1), 106-110, 2016 | 95 | 2016 |
| The business of medicine in the era of COVID-19 DM Cutler, S Nikpay, RS Huckman Jama 323 (20), 2003-2004, 2020 | 82 | 2020 |
| Early Medicaid expansion in Connecticut stemmed the growth in hospital uncompensated care S Nikpay, T Buchmueller, H Levy Health Affairs 34 (7), 1170-1179, 2015 | 69 | 2015 |
| Trends in ransomware attacks on US hospitals, clinics, and other health care delivery organizations, 2016-2021 HT Neprash, CC McGlave, DA Cross, BA Virnig, MA Puskarich, JD Huling, ... JAMA Health Forum 3 (12), e224873-e224873, 2022 | 54 | 2022 |
| Changes in inpatient payer-mix and hospitalizations following Medicaid expansion: evidence from all-capture hospital discharge data S Freedman, S Nikpay, A Carroll, K Simon PloS one 12 (9), e0183616, 2017 | 44 | 2017 |
| Health reform and retirement H Levy, TC Buchmueller, S Nikpay The Journals of Gerontology: Series B 73 (4), 713-722, 2018 | 42 | 2018 |
| Heterogeneous effects of the ACA Medicaid expansion on hospital financial outcomes JH Rhodes, TC Buchmueller, HG Levy, SS Nikpay Contemporary Economic Policy 38 (1), 81-93, 2020 | 41 | 2020 |
| Hospital charity care—effects of new community-benefit requirements SS Nikpay, JZ Ayanian New England Journal of Medicine 373 (18), 1687-1690, 2015 | 38 | 2015 |
| COVID-19 Has Increased Medicaid Enrollment, But Short-Term Enrollment Changes Are Unrelated To Job Losses: Study examines influence COVID-19 may have had on Medicaid enrollment … C Frenier, SS Nikpay, E Golberstein Health Affairs 39 (10), 1822-1831, 2020 | 35 | 2020 |
| Revenues and profits from Medicare patients in hospitals participating in the 340b drug discount program, 2013-2016 RM Conti, SS Nikpay, MB Buntin JAMA network open 2 (10), e1914141-e1914141, 2019 | 35 | 2019 |
| The growing integration of physician practices: with a Medicaid side effect MR Richards, SS Nikpay, JA Graves Medical Care 54 (7), 714-718, 2016 | 34 | 2016 |
| Patient Protection and Affordable Care Act Medicaid expansion and gains in health insurance coverage and access among cancer survivors SS Nikpay, MG Tebbs, EH Castellanos Cancer 124 (12), 2645-2652, 2018 | 32 | 2018 |
| The changing dynamics of US health insurance and implications for the future of the Affordable Care Act JA Graves, SS Nikpay Health Affairs 36 (2), 297-305, 2017 | 32 | 2017 |
| National lung cancer screening utilization trends in the Veterans Health Administration JA Lewis, LR Samuels, J Denton, GC Edwards, ME Matheny, A Maiga, ... JNCI Cancer Spectrum 4 (5), pkaa053, 2020 | 31 | 2020 |
| Evaluating community-based health improvement programs CE Fry, SS Nikpay, E Leslie, MB Buntin Health Affairs 37 (1), 22-29, 2018 | 31 | 2018 |
| Breadth and exclusivity of hospital and physician networks in US insurance markets JA Graves, L Nshuti, J Everson, M Richards, M Buntin, S Nikpay, Z Zhou, ... JAMA network open 3 (12), e2029419-e2029419, 2020 | 27 | 2020 |
| Relationship between initiation of 340B participation and hospital safety‐net engagement SS Nikpay, MB Buntin, RM Conti Health services research 55 (2), 157-169, 2020 | 26 | 2020 |
| Diversity of participants in the 340B drug pricing program for US hospitals S Nikpay, M Buntin, RM Conti JAMA internal medicine 178 (8), 1124-1127, 2018 | 26 | 2018 |
