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Jonathan Weiner, DrPH

  • Professor

Departmental Affiliations

Center & Institute Affiliations

Contact Information

624 N. Broadway, Room 605
Baltimore, Maryland 21205

Direct - 410.955.5661

Johns Hopkins Center for Population Health IT
Johns Hopkins ACG Case-Mix/Predictive Modeling System
Johns Hopkins Pulilc Health Informatics Certificate

View Current Courses


DrPH, Johns Hopkins University, 1981


General interests lie within the fields of health care policy and health services research and evaluation and in health care /population health informatics.

Specific areas of interest include: health IT / informatics as applied to population health & quality of care; primary/ambulatory care; quality of care; managed care & health insurance; health workforce planning; case-mix and risk-adjustment; and international comparisons of primary care organization & finance.


 See Recent Interiview in Managed Care Magazine:

Honors and Awards

Former Director JHU Health Services Reseach & Policy PhD Program. 1999- 2013.

Past President of the Bloomberg School's Faculty Senate (2003-2004)

Fellow, Academy for Health Services Research and Policy (now known as AcademyHealth)

American Public Health Association (Medical Care Section)

American Medical Informatics Association

Atlantic Fellow In Public Policy. Awarded by the British Government (1999)

Member, Medicare Coverage Advisory Committee, 2004-2009

Member, National Blue Cross/Shield Research Advisory Committee, 2003-2006

Member Several Quality and Health IT related expert panels at the NQF, NCQA and CMS

Frequent guest and commentator on national and local NPR radio shows and local PBS Television

  • General interests lie within the field of Health Services Research and Evaluation and Health Care Policy Analysis and in Information Technology as applied to Public Health/ Population Health. Specific areas of interest include: 1)Electronic health records / health information technology as applied to public health / population health
  • 2)Quality of care
  • 3)Case-mix, risk-adjustment, predictive modeling
  • 4)Primary / ambulatory care
  • 5)Population health / care management
  • 6)Managed care plans / health insurance / health benefits
  • 7)Health professions / workforce planning
  • and 8)International comparisons of health care organization & financing.

Selected Publications: (Recent and High Impact)

  • Chapters and Books: Shadmi E, Kinder K , Weiner J, in  Mercer S,  Salisbury C and  Fortin M (Edts). Effects of Multimorbidity on Health Care Resource Use (Chapter 4). In ABCs of Multimorbidity, Wiley Blackwell Publishers, London, New York, 2014 Sochalski, J, Weiner JP, Health Care System Reform and the Nursing Workforce: Matching Nursing Practice and Skills to Future Needs, Not Past Demands. ( Appendix F). In The Future of Nuring: Leading Change, Advancing Health ( 2011) Institute of Medicine, Washington DC Weiner J., Case-Famadas, J, Waters, H, Gikic, D.  Managed care in a global context: Lessons and Opportunities. In, Essentials of Managed Care (5th Edition), Kongstvedt P. (Edt.) Jones and Bartlett, Boston and London, 2007. (Revised version, with E. Adrion added as author, in 6th Edition of book, 2012.) Stoline A and Weiner J.  The New Medical Marketplace: A Physician's Guide to the Health Care System in the 1990s.  The Johns Hopkins University Press.  Baltimore, 1993.  (With a foreword by Arnold Relman)  (Retitled and completely revised version of 1988 book) (Several printings).
  • Journal Articles: Weiner JP, Yeh S, Blumenthal D. The impact of health information technologyand e-health on the future demand for physician services. Health Aff (Millwood).2013 Nov;32(11):1998-2004. (PMID: 24191092) Buttorff C, Tunis SR, Weiner JP. Encouraging value-based insurance designs instate health insurance exchanges. Am J Manag Care. 2013 Jul;19(7):593-600.PMID: 23919422. Weiner JP, Goodwin SM, Chang HY, Bolen SD, Richards TM, Johns RA, Momin SR,Clark JM. Impact of bariatric surgery on health care costs of obese persons: a6-year follow-up of surgical and comparison cohorts using health plan data. JAMA Surg. 2013 Jun;148(6):555-62. PMID:23426865. (Editorially Featured both in JAMA and JAMA Surgery) Newhouse RP, Weiner JP, Stanik-Hutt J, White KM, Johantgen M, Steinwachs D,Zangaro G, Aldebron J, Bass EB. Policy implications for optimizing advanced practice registered nurse use nationally. Policy Polit Nurs Pract. 2012 May;13(2):81-9 PMID:22941772. Weiner JP. Doctor-patient communication in the e-health era. Isr J Health Policy Res. 2012 Aug 28; PMID:22929000; PubMed Central PMC3461429. Pollack CE, Weissman GE, Lemke KW, Hussey PS, Weiner JP. Patient Sharing Among Physicians and Costs of Care: A Network Analytic Approach to Care Coordination Using Claims Data. J Gen Intern Med. 2012 Jun 14. [Epub ahead of print] PMID: 22696255. (Editorially featured). Weiner JP, Fowles JB, Chan KS. New paradigms for measuring clinical performance using electronic health records. Int J Qual Health Care. 2012 Jun;24(3):200-5. PMID: 22490301. Wharam JF, Weiner JP. The promise and peril of healthcare forecasting. Am J Manag Care. 2012 Mar 1;18(3):e82-5. PMID: 22435964. Weiner JP, Trish E, Abrams C, Lemke K. Adjusting for risk selection in state health insurance exchanges will be critically important and feasible, but not easy. Health Aff (Millwood). 2012 Feb;31(2):306-15. PMID: 22323160. Newhouse RP, Stanik-Hutt J, White KM, Johantgen M, Bass EB, Zangaro G, Wilson RF, Fountain L, Steinwachs DM, Heindel L, Weiner JP. Advanced practice nurse outcomes 1990-2008: a systematic review. Nurs Econ. 2011 Sep-Oct;29(5):230-50; PMID: 22372080. Lemke KW, Weiner JP, Clark JM. Development and Validation of a Model for Predicting Inpatient Hospitalization. Med Care. 2011 Oct 13. PMID: 22002640. Chang HY, Clark JM, Weiner JP. Morbidity trajectories as predictors of utilization: multi-year disease patterns in Taiwan's national health insurance program. Med Care. 2011 Oct;49(10):918-23. PubMed PMID: 21577165. Chan KS, Fowles JB, Weiner JP. Review: electronic health records and the reliability and validity of quality measures: a review of the literature. Med Care Res Rev. 2010 Oct;67(5):503-27. PMID: 20150441. Starfield B, Chang HY, Lemke KW, Weiner JP. Ambulatory specialist use by nonhospitalized patients in us health plans: correlates and consequences. J Ambul Care Manag. 2009 Jul-Sep;32(3):216-25. Weiner, J, Kfuri, T, Chan, K, Fowles, J.  “e-Iatrogenesis:” The most critical unintended consequence of computerized physician order entry (CPOE) and other health information technology, Journal of the American Medical Informatics Assoc   2007:14:387-388 Weiner, J.  Expanding the US medical workforce: global perspectives and parallels.  British Medical Journal , 2007: 335:236-238 (Editorially Featured) Weiner, J, A Comparison of Prepaid Group Practice Staffing With US Physician Supply: Implications For Medical Workforce Policy. (Editorially featured with six accompanying commentaries)  Health Affairs, Web Exclusive. February 4, 2004 ( Majeed A, Bindman A, Weiner J.  Use of Risk Adjustment in Budget Setting and Performance Measurement in Primary Care:  Lessons from the USA (Two Part Article), British Medical Journal. 2001, 323: 604 – 610. Forrest C, Weiner J, Fowles J, Vogeli C, Frick K, Lemke K, Starfield B.  Self-referral in Point-of-Service Health Plans.  JAMA, 2001; 285: 2223-2231. Bindman, A. Weiner, J., the Modern NHS: A Underfunded Model of Efficiency & Integration, Health Affairs 2000 Volume 19 Number 3, pp. 120-122. Cleves M.  Weiner J.  Cohen W. Et al. Assessing HCFA's Health Care Quality Improvement Program, The Joint Commission Journal on Quality Improvement, October 1997;23:550-560. Fowles J, Weiner JP, Knutson D, Fowler E, Tucker AM and Ireland M.  Taking Health Status Into Account When Setting Capitation Rates: a Comparison of Risk Adjustment Methods. JAMA  1996:276:1316-1321 (Finalist, Article of the Year, National Institute for Health Care Management.) Weiner J, Starfield B, Stuart M, Powe N and Steinwachs D.  Ambulatory Care Practice Variation Within a Medicaid Program. Health Services Research, 1996; 30:751-770. Weiner J, Parente S, Garnick D, Fowles J and Lawther A.  Variations in Office Based Quality: Claims-Based Profile of Care Provided to Medicare Patients With Diabetes.  JAMA, 1995; 273(19):1503-1508.  (Editorially Featured)   Starfield B, Powe N, Weiner J, Stuart M, Steinwachs D, Scholle S and Gerstenberger A.  Costs Versus Quality in Different Types of Primary Care Settings.  JAMA, 1994; 272:1903-1908.  (Editorially Featured)   Weiner J.  The Effects of Health Reform on US Physician Requirements: Evidence From HMO Staffing Patterns.  JAMA, 1994; 272:222-230. (Editorially Featured)  Weiner J.  The Demand for Physician Services in a Changing Health Care System: A Synthesis.  Medical Care Review, 1993 (Winter);50(4):411-449.  Weiner J, deLissovoy G.  Razing a Tower of Babel: A Taxonomy for Managed Care and Health Insurance Plans. J of Health Politics, Policy and Law, 1993 (Spring); 18(1):75-103. Weiner J, Starfield B, Steinwachs D, and Mumford L.  Development and Application of a Population Oriented Measure of Ambulatory Care Case-Mix.  Med Care 1991;29:452-472.   Starfield B, Weiner J, Mumford L, and Steinwachs D.  Ambulatory Care Groups: A Categorization of Diagnoses for Research and Management. Health Services Research 1991;26(1):53-74.