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Matthew Niedzwiecki, PhD

Title(s)Assistant Professor, Emergency Medicine
SchoolSchool of Medicine
ORCID ORCID Icon0000-0001-9005-9054 Additional info
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    Collapse Biography 
    Collapse Education and Training
    Robert Wood Johnson FoundationScholars in Health Policy Research Program2015Economics
    University of California, San DiegoPh.D.2013Economics
    University of California, San DiegoM.A.2008Economics
    Brandeis UniversityB.A.2007Mathematics, Economics

    Collapse Bibliographic 
    Collapse Publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
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    1. Kanzaria HK, Niedzwiecki M, Cawley CL, Chapman C, Sabbagh SH, Riggs E, Chen AH, Martinez MX, Raven MC. Frequent Emergency Department Users: Focusing Solely On Medical Utilization Misses The Whole Person. Health Aff (Millwood). 2019 Nov; 38(11):1866-1875. PMID: 31682499.
      View in: PubMed
    2. Hamad R, Niedzwiecki MJ. The short-term effects of the earned income tax credit on health care expenditures among US adults. Health Serv Res. 2019 Sep 30. PMID: 31566732.
      View in: PubMed
    3. Wang RC, Niedzwiecki MJ, Nishijima D, Rodriguez RM. An impact analysis of the NEXUS Chest CT clinical decision rule. Am J Emerg Med. 2019 Jul 08. PMID: 31303535.
      View in: PubMed
    4. Niedzwiecki MJ, Kanzaria HK, Montoy JC, Hsia RY, Raven MC. Past Frequent Emergency Department Use Predicts Mortality. Health Aff (Millwood). 2019 01; 38(1):155-158. PMID: 30615529.
      View in: PubMed
    5. Hsia RY, Huang D, Mann NC, Colwell C, Mercer MP, Dai M, Niedzwiecki MJ. A US National Study of the Association Between Income and Ambulance Response Time in Cardiac Arrest. JAMA Netw Open. 2018 11 02; 1(7):e185202. PMID: 30646394.
      View in: PubMed
    6. Niedzwiecki MJ, Sharma PJ, Kanzaria HK, McConville S, Hsia RY. Factors Associated With Emergency Department Use by Patients With and Without Mental Health Diagnoses. JAMA Netw Open. 2018 10 05; 1(6):e183528. PMID: 30646248.
      View in: PubMed
    7. E. Valdovinos, M. Niedzwiecki, J. Guo, R. Hsia. 153EMF The Medicaid Expansion and Racial Disparities in Transfers to Hospitals Capable of Performing Percutaneous Coronary Intervention After Acute Myocardial Infarction. Annals of Emergency Medicine. 2018 Oct 1; 72(4):s64.
      View in: Publisher Site
    8. E.M. Valdovinos, M. Niedzwiecki, J. Guo, R. Hsia. 151EMF The Medicaid Expansion and Access, Treatment, and Outcomes After Acute Myocardial Infarction. Annals of Emergency Medicine. 2018 Oct 1; 72(4):s64.
      View in: Publisher Site
    9. Samuels-Kalow ME, Niedzwiecki M, Friedman AB, Sokolove PE, Hsia RY. Comparing resource use between paediatric emergency department visits by triage level. Emerg Med J. 2018 Nov; 35(11):681-684. PMID: 30181161.
      View in: PubMed
    10. Hsia RY, Sabbagh SH, Guo J, Nuckton TJ, Niedzwiecki MJ. Trends in the utilisation of emergency departments in California, 2005-2015: a retrospective analysis. BMJ Open. 2018 07 23; 8(7):e021392. PMID: 30037870.
      View in: PubMed
    11. Niedzwiecki MJ, Hsia RY, Shen YC. Not All Insurance Is Equal: Differential Treatment and Health Outcomes by Insurance Coverage Among Nonelderly Adult Patients With Heart Attack. J Am Heart Assoc. 2018 06 05; 7(11). PMID: 29871858.
      View in: PubMed
    12. Hsia RY, Niedzwiecki M. Avoidable emergency department visits: a starting point. Int J Qual Health Care. 2017 Oct 01; 29(5):642-645. PMID: 28992158.
      View in: PubMed
    13. Kanzaria HK, Niedzwiecki MJ, Montoy JC, Raven MC, Hsia RY. Persistent Frequent Emergency Department Use: Core Group Exhibits Extreme Levels Of Use For More Than A Decade. Health Aff (Millwood). 2017 10 01; 36(10):1720-1728. PMID: 28971916.
      View in: PubMed
    14. Chow JL, Niedzwiecki MJ, Hsia RY. Trends in the supply of California's emergency departments and inpatient services, 2005-2014: a retrospective analysis. BMJ Open. 2017 05 11; 7(5):e014721. PMID: 28495813.
      View in: PubMed
    15. Hsia RY, Friedman AB, Niedzwiecki M. Urgent Care Needs Among Nonurgent Visits to the Emergency Department. JAMA Intern Med. 2016 06 01; 176(6):852-4. PMID: 27089549.
      View in: PubMed
    16. Niedzwiecki M, Baicker K, Wilson M, Cutler DM, Obermeyer Z. Short-term Outcomes for Medicare Beneficiaries After Low-acuity Visits to Emergency Departments and Clinics. Med Care. 2016 May; 54(5):498-503. PMID: 27078822.
      View in: PubMed
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