Lena Chen

Lena Chen

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Lena Chen

Lena Chen

Publications by authors named "Lena Chen"

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59Publications

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Moneyball in Medicare.

J Health Econ 2018 Sep 1;61:259-273. Epub 2017 Aug 1.

University of Michigan, United States.

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September 2018

Association of Medication Nonadherence Among Adult Survivors of Stroke After Implementation of the US Affordable Care Act.

JAMA Neurol 2018 Aug 27. Epub 2018 Aug 27.

Department of Internal Medicine, University of Michigan Medical School, Ann Arbor.

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August 2018

Intravenous Steroids With Antibiotics on Admission for Children With Orbital Cellulitis.

Ophthalmic Plast Reconstr Surg 2018 May/Jun;34(3):205-208

Department of Ophthalmology, SUNY Downstate Medical Center, Brooklyn, New York, U.S.A.

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July 2018

Participation in a Voluntary Bundled Payment Program by Organizations Providing Care After an Acute Hospitalization.

JAMA 2018 07;320(4):402-404

Division of General Medicine, Department of Internal Medicine, University of Michigan, Ann Arbor.

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July 2018

Racial Differences in Long-Term Outcomes Among Older Survivors of In-Hospital Cardiac Arrest.

Circulation 2018 Jul 9. Epub 2018 Jul 9.

Saint Luke's Mid-America Heart Institute, Kansas City, MO & University of Missouri, Kansas City, MO.

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July 2018

Medicare's Acute Care Episode Demonstration: Effects of Bundled Payments on Costs and Quality of Surgical Care.

Health Serv Res 2018 Apr 28;53(2):632-648. Epub 2017 Mar 28.

Center for Healthcare Outcomes & Policy, University of Michigan, Ann Arbor, MI.

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April 2018

Association Between Race, Neighborhood, and Medicaid Enrollment and Outcomes in Medicare Home Health Care.

J Am Geriatr Soc 2018 Feb 4;66(2):239-246. Epub 2017 Oct 4.

Brigham and Women's Hospital, Boston, Massachusetts.

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February 2018

Dually Enrolled Beneficiaries Have Higher Episode Costs On The Medicare Spending Per Beneficiary Measure.

Health Aff (Millwood) 2018 Jan;37(1):86-94

Karen E. Joynt Maddox ( ) is an assistant professor of medicine at the Washington University School of Medicine, in St. Louis, Missouri.

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January 2018

Interdependence in decision-making by medical consultants: implications for improving the efficiency of inpatient physician services.

Hosp Pract (1995) 2017 Dec 10;45(5):222-229. Epub 2017 Nov 10.

b Center for Health Outcomes and Policy , University of Michigan , Ann Arbor , MI , USA.

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December 2017

Performance And Participation Of Physicians In Year One Of Medicare's Value-Based Payment Modifier Program.

Health Aff (Millwood) 2017 12;36(12):2175-2184

Lena M. Chen is an assistant professor of internal medicine at the University of Michigan, in Ann Arbor.

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December 2017

Risk Adjustment May Lessen Penalties On Hospitals Treating Complex Cardiac Patients Under Medicare's Bundled Payments.

Health Aff (Millwood) 2017 12;36(12):2165-2174

Andrew M. Ryan is an associate professor in the Department of Health Management and Policy and the Institute for Healthcare Policy and Innovation, and director of the Center for Evaluating Health Reform, all at the University of Michigan.

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December 2017

Effect of a Hospital-wide Measure on the Readmissions Reduction Program.

N Engl J Med 2017 10;377(16):1551-1558

From the Office of the Assistant Secretary for Planning and Evaluation, Department of Health and Human Services, Washington, DC (R.B.Z., K.E.J.M., S.H.S., L.M.C.); Harvard T.H. Chan School of Public Health and Brigham and Women's Hospital - both in Boston (K.E.J.M., A.M.E.); and the Division of Internal Medicine, Department of Internal Medicine, Center for Healthcare Outcomes and Policy, and the Institute for Healthcare Policy and Innovation, University of Michigan, Ann Arbor (L.M.C.).

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October 2017

Autoimmune Hypothyroidism As a Predictor of Mortality in Chronic Hypersensitivity Pneumonitis.

Front Med (Lausanne) 2017 16;4:170. Epub 2017 Oct 16.

Department of Medicine, Section of Pulmonary and Critical Care Medicine, University of Chicago, Chicago, IL, United States.

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October 2017

Most Marketplace Plans Included At Least 25 Percent Of Local-Area Physicians, But Enrollment Disparities Remained.

Health Aff (Millwood) 2017 09;36(9):1615-1623

Arnold M. Epstein is the John H. Foster Professor of Health Policy and Management at the Harvard T. H. Chan School of Public Health, in Boston, Massachusetts.

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September 2017

De Novo Development of Bronchiectasis in Patients With Hematologic Malignancy.

Chest 2017 Sep;152(3):683-685

Section of Pulmonary and Critical Care Medicine, University of Chicago, Chicago, IL. Electronic address:

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September 2017

Association of Practice-Level Social and Medical Risk With Performance in the Medicare Physician Value-Based Payment Modifier Program.

JAMA 2017 08;318(5):453-461

Office of the Assistant Secretary for Planning and Evaluation, US Department of Health and Human Services, Washington, DC5Department of Medicine, Brigham and Women's Hospital, Boston, Massachusetts6Department of Health Policy and Management, Harvard T. H. Chan School of Public Health, Boston, Massachusetts9Now with Washington University School of Medicine, St Louis, Missouri.

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August 2017

Interstitial Pneumonia With Autoimmune Features: Value of Histopathology.

Arch Pathol Lab Med 2017 Jul 3;141(7):960-969. Epub 2017 May 3.

From the Section of Pulmonary and Critical Care Medicine, Department of Medicine (Drs Adegunsoye, Witt, Noth, Vij, and Strek and Ms Chen) and the Departments of Medicine (Drs Valenzi and Lee), Radiology (Drs Montner and Chung), and Pathology (Dr Husain), University of Chicago, Chicago, Illinois; and the Division of Pulmonary, Critical Care and Sleep Medicine, Department of Medicine, University of California, Davis (Dr Oldham). Drs Adegunsoye and Oldham contributed equally to this article.

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July 2017

The metabolic footprint of the airway bacterial community in cystic fibrosis.

Microbiome 2017 06 30;5(1):67. Epub 2017 Jun 30.

Department of Medicine, Section of Pulmonary and Critical Care Medicine, The University of Chicago, Chicago, IL, 60637, USA.

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June 2017

Costs and Consequences of Early Hospital Discharge After Major Inpatient Surgery in Older Adults.

JAMA Surg 2017 May 17;152(5):e170123. Epub 2017 May 17.

Dartmouth Institute for Health Policy and Clinical Practice, Hanover, New Hampshire7Geisel School of Medicine, Hanover, New Hampshire.

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May 2017

Spending On Care After Surgery Driven By Choice Of Care Settings Instead Of Intensity Of Services.

Health Aff (Millwood) 2017 01;36(1):83-90

John D. Birkmeyer was executive vice president of the Dartmouth-Hitchcock Health System, in Lebanon, New Hampshire, at the time this article was written.

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January 2017

Novel Variant in the Membrane-Binding Domain Is Associated With Ankyrin-B Syndrome and Structural Heart Disease in a First Nations Population With a High Rate of Long QT Syndrome.

Circ Cardiovasc Genet 2017 Jan;10(1)

From the Division of Medical Sciences, University of Victoria, BC, Canada (L.A.S., L.C., X.X., L.T.A.); University of British Columbia Island Medical Program, Victoria, BC, Canada (L.A.S., L.T.A.); Department of Medical Genetics (S.A., S.M., L.T.A.), Division of Cardiology (C.K.), and Division of Cardiology, Department of Pediatrics, BC Children's Hospital (S.S., E.S.), University of British Columbia, Vancouver, BC, Canada; Division of Cardiovascular Medicine, Department of Internal Medicine, Dorothy M. Davis Heart and Lung Research Institute (N.P.M., P.J.L., C.F.K., P.J.M.) and Department of Physiology and Cell Biology (N.P.M., P.J.L., C.F.K., P.J.M.), The Ohio State University Wexner Medical Center, Columbus, OH; Division of Life Science, State Key Laboratory of Molecular Neuroscience, Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong, China (C.W., M.Z.); and Section of Cardiac Electrophysiology, Division of Cardiology, Department of Medicine, Western University, London, ON, Canada (J.D.R.).

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January 2017

Azathioprine response in patients with fibrotic connective tissue disease-associated interstitial lung disease.

Respir Med 2016 12 4;121:117-122. Epub 2016 Nov 4.

Department of Medicine, Section of Pulmonary and Critical Care Medicine, The University of Chicago, United States.

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December 2016

Out-of-Pocket Spending for Hospitalizations Among Nonelderly Adults.

JAMA Intern Med 2016 09;176(9):1325-32

Center for Healthcare Outcomes and Policy, University of Michigan Medical School, Ann Arbor3Institute for Healthcare Policy and Innovation, University of Michigan, Ann Arbor4Michigan Center for Health Analytics and Medical Prediction, University of Michigan, Ann Arbor5Department of Internal Medicine, University of Michigan Medical School, Ann Arbor7Center for Clinical Management and Research, Ann Arbor Veterans Affairs Medical Center, Ann Arbor, Michigan.

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September 2016

Characterisation of patients with interstitial pneumonia with autoimmune features.

Eur Respir J 2016 06 21;47(6):1767-75. Epub 2016 Apr 21.

Dept of Medicine, Section of Pulmonary and Critical Care Medicine, The University of Chicago, Chicago, IL, USA These authors contributed equally.

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June 2016

Adding A Spending Metric To Medicare's Value-Based Purchasing Program Rewarded Low-Quality Hospitals.

Health Aff (Millwood) 2016 05;35(5):898-906

Lena M. Chen is an assistant professor in the Department of Internal Medicine and the Institute for Healthcare Policy and Innovation, both at the University of Michigan, and a physician at the Veterans Affairs Ann Arbor Healthcare System, in Michigan.

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May 2016

Comparing approaches to controlling medicare spending.

J Hosp Med 2016 Mar 15;11(3):215-6. Epub 2015 Dec 15.

Dartmouth Institute for Health Policy and Clinical Practice, Geisel School of Medicine at Dartmouth, Lebanon, New Hampshire.

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March 2016

Association of Postdischarge Spending and Performance on New Episode-Based Spending Measure.

JAMA Intern Med 2016 Jan;176(1):117-9

Division of General Medicine, Department of Internal Medicine, University of Michigan, Ann Arbor.

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January 2016

Medicare's Bundled Payments for Care Improvement initiative: expanding enrollment suggests potential for large impact.

Am J Manag Care 2015 Nov;21(11):814-20

University of Michigan Division of General Medicine, North Campus Research Complex, 2800 Plymouth Rd, Bldg 16, Rm 407E, Ann Arbor, MI 48109-2800. E-mail:

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November 2015

Alignment of Do-Not-Resuscitate Status With Patients' Likelihood of Favorable Neurological Survival After In-Hospital Cardiac Arrest.

JAMA 2015 Sep 22-29;314(12):1264-71

Department of Cardiology, Saint Luke's Mid America Heart Institute, Kansas City, Missouri.

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October 2015

The association among medical home readiness, quality, and care of vulnerable patients.

Am J Manag Care 2015 Aug;21(8):e480-6

Division of General Medicine, Department of Internal Medicine, University of Michigan, Ann Arbor, MI

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August 2015

Will Bundled Payments Change Health Care? Examining the Evidence Thus Far in Cardiovascular Care.

Circulation 2015 Jun;131(24):2151-8

From Center for Healthcare Outcomes and Policy (T.S., L.M.C., B.K.N.), Institute for Healthcare Policy and Innovation (L.M.C., B.K.N.), Department of Surgery (T.S.), Division of General Medicine, Department of Internal Medicine (L.M.C.), and Division of Cardiovascular Medicine, Department of Internal Medicine (B.K.N.), University of Michigan, Ann Arbor; and VA Ann Arbor Healthcare System, MI (L.M.C., B.K.N.).

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June 2015

Use of medical consultants for hospitalized surgical patients: an observational cohort study.

JAMA Intern Med 2014 Sep;174(9):1470-7

Center for Healthcare Outcomes & Policy, University of Michigan, Ann Arbor4Institute for Healthcare Policy and Innovation, University of Michigan, Ann Arbor8Department of Biostatistics, University of Michigan School of Public Health, Ann Arbor.

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September 2014

Identifying patients with severe sepsis using administrative claims: patient-level validation of the angus implementation of the international consensus conference definition of severe sepsis.

Med Care 2014 Jun;52(6):e39-43

*Department of Medicine, University of Michigan †VA Center for Clinical Management Research ‡VA Geriatrics Research, Education and Clinical Center, Ann Arbor, MI.

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June 2014

Geographic variation in out-of-pocket expenditures of elderly Medicare beneficiaries.

J Am Geriatr Soc 2014 Jun 22;62(6):1097-104. Epub 2014 May 22.

Division of General Medicine, Department of Internal Medicine, School of Medicine, University of Michigan, Ann Arbor, Michigan; Center for Healthcare Outcomes and Policy, University of Michigan, Ann Arbor, Michigan; Institute for Healthcare Policy and Innovation, University of Michigan, Ann Arbor, Michigan; Veterans Affairs Ann Arbor Healthcare System, Ann Arbor, Michigan.

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June 2014

Care continuity and care coordination: what counts?

JAMA Intern Med 2014 May;174(5):749-50

Division of General Medicine, Department of Internal Medicine, University of Michigan, Ann Arbor3Institute for Healthcare Policy and Innovation, University of Michigan, Ann Arbor5Department of Health Management and Policy, School of Public Health, Univers.

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May 2014

Survival by the fittest: hospital-level variation in quality of resuscitation care.

J Am Heart Assoc 2014 Feb 28;3(1):e000768. Epub 2014 Feb 28.

Division of Cardiovascular Medicine, Department of Internal Medicine, University of Michigan, Ann Arbor, MI.

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February 2014

Critical access hospitals and cost shifting.

JAMA Intern Med 2014 Jan;174(1):143-4

Division of General Medicine, Department of Internal Medicine, Institute for Healthcare Policy and Innovation, University of Michigan, Ann Arbor3VA Ann Arbor Healthcare System, Ann Arbor, Michigan.

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January 2014

Functional outcomes of general medical patients with severe sepsis.

BMC Infect Dis 2013 Dec 12;13:588. Epub 2013 Dec 12.

Department of Medicine, University of Michigan Medical School, 1500 E, Medical Center Drive, Ann Arbor, MI 48109, USA.

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December 2013

Association between a hospital's quality performance for in-hospital cardiac arrest and common medical conditions.

Circ Cardiovasc Qual Outcomes 2013 Nov 12;6(6):700-7. Epub 2013 Nov 12.

Division of General Medicine, Department of Internal Medicine, and Institute for Healthcare Policy and Innovation.

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November 2013

Composite quality measures for common inpatient medical conditions.

Med Care 2013 Sep;51(9):832-7

Department of Internal Medicine, Division of General Medicine, University of Michigan, North Campus Research Complex, 2800 Plymouth Road, Building 16, Room 407E, AnnArbor, MI 48109-2800, USA.

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September 2013

Association between a hospital's rate of cardiac arrest incidence and cardiac arrest survival.

JAMA Intern Med 2013 Jul;173(13):1186-95

Division of General Medicine, University of Michigan, Ann Arbor, MI 48109, USA.

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July 2013

The epidemiology of acute organ system dysfunction from severe sepsis outside of the intensive care unit.

J Hosp Med 2013 May 8;8(5):243-7. Epub 2013 Feb 8.

Department of Internal Medicine, University of Michigan Medical School, Ann Arbor, MI 48109, USA.

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May 2013

Hospitalist staffing and patient satisfaction in the national Medicare population.

J Hosp Med 2013 Mar 3;8(3):126-31. Epub 2013 Jan 3.

Division of General Medicine, Department of Internal Medicine, University of Michigan, Ann Arbor, MI 48109, USA.

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March 2013

Readiness of primary care practices for medical home certification.

Pediatrics 2013 Mar 4;131(3):473-82. Epub 2013 Feb 4.

Child Health Evaluation and Research (CHEAR) Unit, Division of General Pediatrics, University of Michigan, Ann Arbor, MI, USA.

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March 2013

Use of health IT for higher-value critical care.

N Engl J Med 2013 Feb 30;368(7):594-7. Epub 2013 Jan 30.

Division of General Medicine, Department of Internal Medicine, University of Michigan, Ann Arbor, MI, USA.

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February 2013

Intensive care unit admitting patterns in the Veterans Affairs health care system.

Arch Intern Med 2012 Sep;172(16):1220-6

Veterans Affairs Health Services Research and Development Center of Excellence, Veterans Affairs Ann Arbor Healthcare System, Michigan, USA.

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September 2012

Public reporting on risk-adjusted mortality after percutaneous coronary interventions in New York State: forecasting ability and impact on market share and physicians' decisions to discontinue practice.

Circ Cardiovasc Qual Outcomes 2012 Jan 10;5(1):70-5. Epub 2012 Jan 10.

Veterans Affairs Center for Clinical Management Research, VA Ann Arbor Healthcare System, Ann Arbor, MI, USA.

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January 2012

Moments in time.

Ann Intern Med 2011 Aug;155(3):194-5

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August 2011

Hospital cost of care, quality of care, and readmission rates: penny wise and pound foolish?

Arch Intern Med 2010 Feb;170(4):340-6

Division of General Medicine, Department of Internal Medicine, University of Michigan, 300 N. Ingalls, Ann Arbor, MI 48109, USA.

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February 2010

Primary care visit duration and quality: does good care take longer?

Arch Intern Med 2009 Nov;169(20):1866-72

Division of General Medicine, University of Michigan Health System, 300 N Ingalls St, Room 7C17, Ann Arbor, MI 48109, USA.

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November 2009

Costs of quality improvement: a survey of four acute care hospitals.

Jt Comm J Qual Patient Saf 2009 Nov;35(11):544-50

Massachusetts Veterans Epidemiology and Research Center, Department of Veterans Affairs Boston Healthcare System, Boston, USA.

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November 2009

Natural history of late discharges from a general medical ward.

J Hosp Med 2009 Apr;4(4):226-33

Massachusetts Veterans Epidemiology Research and Information Center, VA Boston Healthcare System, 150 S.Huntington Ave., Boston, MA 02130, USA.

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April 2009