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Bruce Allen Leff, M.D.

Director, Center on Aging and Health-East
Professor of Medicine


Appointment Phone


Main Location

Johns Hopkins Bayview Center on Aging and Health

Out-of-State & International Patients +
Out of State Patients

Call 410-464-6641 (8a.m. to 6p.m., EST, Mon-Fri)

Learn more about our out-of-state patient services »

International Patients

Call +1-410-502-7683 (7a.m. to 6p.m., EST, Mon-Fri)

Learn more about our international patient services »


  • Director, Center on Aging and Health-East
  • Director, Program in Geriatric Health Services Research
  • Co-Director, Elder House Call Program
  • Professor of Medicine



Johns Hopkins Bayview Center on Aging and Health

Appointment Phone: 410-550-0925

5200 Eastern Avenue
Mason F. Lord Building Suite 722
Baltimore, MD 21224 map
Phone: 410-550-0925
Fax: 410-550-8701


Geriatric Medicine, Osteoporosis, Paget's Disease, Polypharmacy, Primary Care of Older Adults

Research Interests

Home care and medical house calls; Multimorbidity; Development, evaluation, and dissemination of novel models of care for older adults, notably Hospital at Home, Guided care and geriatric "portfolio" models; Case-mix issues; Medical education

    Additional Information

  • Education +


    • New York University School of Medicine / MD; Medicine (1987)


    • Johns Hopkins Bayview Medical Center / Internal Medicine (1991)


    • Johns Hopkins University School of Medicine / Geriatric Medicine and Gerontology (1992)


    • American Board of Internal Medicine / Geriatric Medicine (1994, 2014)
    • American Board of Internal Medicine / Internal Medicine (1991, 2011)
  • Research & Publications +

    Selected Publications

    Siu AL, Spragens LH, Inouye SK, Morrison RS, Leff B. The ironic business case for chronic care in the acute care setting. Health Aff (Millwood). 28:113-25, 2009.

    Frick K, Burton L, Clark R, Mader S, Naughton B, Burl J, Greenough WB, Steinwachs D, Leff B. Substitutive Hospital at Home for older persons: effects on costs. Am J Manag Care. 15:49-56, 2009.

    Burton LC, Skinner EA, Ushcer-Pines L, Lieberman R, Leff B, Clark B, Lemke K, Yu Q, Weiner JP. Health of Medicare Advantage plan enrollees at 1 year after Hurricane Katrina. Am J Manag Care. 15:13-22, 2009.

    Leff B. Defining and disseminating the hospital at home model. Editorial in: CMAJ. 2009 180:156-7, 2009

    Leff B, Burton L, Mader S, Naughton B, Burl J, Guido S, Greenough WB, Steinwachs D. Comparison of functional outcomes associated with hospital at home care and traditional acute hospital care. J Am Geriatr Soc. 2009;57(2):273-8.

    Marsteller JA, Burton LC, Mader S, Naughton B, Burl J, Guido S, Greenough WB, Steinwachs D, Leff B. Health care provider evaluation of a substitutive model of hospital at home care. Medical Care, 47(9):979-85, 2009.

    Leff B, Reider L, Frick K, Scharfstein D, Boyd C, Frey K, Karm L, Boult C. The early effects of Guided Care on multimorbid older patients use and cost of health services: a randomized controlled trial. Am J Man Care, 5(8):555-9, 2009.

    Wolff JL, Meadow A, Boyd CM, Weiss CO, Leff B. Physician evaluation and management of Medicare home health patients. Medical Care, 47 (11):1147-55, 2009.

    Boult C, Green AF, Boult LB, Pacala JT, Snyder C, Leff B. Successful models of chronic care for older adults with chronic conditions: evidence for the Institute of Medicines Retooling for an Aging America report. J Am Geriatr Soc, In press.

    Cheng J, Montalto M, Leff B, Hospital at Home. Clinics in Geriatric Medicine. 2009;25(1):79-97.

    Wolff J, Rand-Giovannetti, Boyd CM, Reider L, Palmer S, Scharfstein D, Marsteller J, Wegner S, Frey K, Leff B, Frick K, Boult C. Effects of guided care on family caregivers. The Gerontologist, 2010;50(4):459-70.

    Wolff JL, Meadow A, Boyd CM, Weiss CO, Leff B. Physician evaluation and management of Medicare home health patients. Medical Care, 2009;47(11):1147-55.
    Boyd CM, Reider L, Frey K, Scharfstein D, Leff B, Wolff J, Groves C, Karm L, Wegener S, Marsteller J, Boult C. The effects of guided care on the perceived quality of health care for multi-morbid older persons: 18 month outcomes from a cluster-randomized controlled trial. J Gen Int Med, 2010;25(3):235-42.

    Marsteller JA, Hsu YJ, Reider L, Frey K, Wolff J, Boyd C, Leff B, Karm L, Scharfstein D, Boult C. Physician satisfaction with chronic care processes: a cluster-randomized trial of guided care. Ann Fam Med. 2010;8(4):308-15.

    Boult C, Reider L, Leff B, Frick KD, Boyd CM, Wolff JL, Frey K, Karm L, Wegener ST, Mroz T, Scharfstein DO. The effect of Guided Care teams on the use of health services: results from a cluster-randomized controlled trial. Arch Int Med, 2011:171:460-6.

    Sinha SK, Bessman ES, Flomenbaum N, Leff B. A systematic review and qualitative analysis to inform the development of a new emergency department-based geriatric case management model. Ann Emerg Med, 2011;57(6):672-82.

    Boyd CM, Leff B, Wolff JL, Yu Q, Zhou J, Rand C, Weiss CO. Informing clinical practice guideline development and implementation: prevalence of coexisting conditions among adults with coronary heart disease. J Am Geriatr Soc. 2011 May;59(5):797-805. PMID: 21568950;

    Szanton SL, Thorpe RJ, Boyd C, Tanner EK, Leff B, Agree E, Xue QL, Allen JK, Seplaki CL, Weiss CO, Guralnik JM, Gitlin LN. Community aging in place, advancing better living for elders: a bio-behavioral-environmental intervention to improve function and health-related quality of life in disabled older adults. J Am Geriatr Soc. 2011 Dec;59(12):2314-20.

    Knight AM, Kravet SJ, Kiyatkin D, Leff B. The effect of computerized provider order entry on medical students' ability to write orders. Teach Learn Med. 2012 Jan;24(1):63-70.

    Giovannetti E.R., Wolff J.L., Xue Q., Weiss C.O., Leff B., Boult C., Hughes T.,Boyd C.M. (2011) Difficulty Assisting with Health Care Tasks Among Caregivers of Multimorbid Older Adults. J Gen Intern Med. 2012 Jan;27(1):37-44. Epub 2011 Aug 27.

    Weiss CO, Boyd CM, Wolff JL, Leff B. Prevalence of diabetes treatment effect modifiers: the external validity of trials to older adults. Aging Clinical and Experimental Research. 2012 24(4):370-76.

    Leff B, Spragens LH, Morano B, Powell J, Bickert T, Bond C, DeGolia P, Malone M, Glew C, McCrystle, Allen K, Siu AL. Rapid reengineering of acute medical care for Medicare beneficiaries: The Medicare Innovations Collaborative. Health Aff (Millwood). 2012 Jun;31(6):1204-15.

    Cryer L, Shannon S, VanAmsterdam M, Leff B. Hospital at Home in New Mexico saved 19 percent with equal or better outcomes compared to similar inpatients. Health Aff (Millwood). 2012 Jun;31(6):1237-43.

    Fabbri LM, Boyd C, Boschetto P, Rabe KF, Buist AS, Yawn B, Leff B, Kent DM, Schünemann HJ; on behalf of the ATS/ERS Ad Hoc Committee on Integrating and Coordinating Efforts in COPD Guideline Development. How to Integrate Multiple Comorbidities in Guideline Development: Article 10 in Integrating and Coordinating Efforts in COPD Guideline Development. An Official ATS/ERS Workshop Report. Proc Am Thorac Soc. 2012 Dec;9(5):274-281.

    Dattalo M, Giovannetti ER, Scharfstein D, Boult C, Wegener S, Wolff JL, Leff B, Frick KD, Reider L, Frey K, Noronha G, Boyd C. Who participates in chronic disease self-management (CDSM) programs? Differences between participants and nonparticipants in a population of multimorbid older adults. Med Care. 2012 Dec;50(12):1071-5.

    Boult C, Leff B, Boyd CM, Wolff JL, Marsteller JA, Frick KD, Wegener S, Reider L, Frey K, Mroz TM, Karm L, Scharfstein DO. A matched-pair cluster-randomized trial of guided care for high-risk older patients. J Gen Intern Med. 2013 May;28(5):612-21.

    Graham LE, Leff B, Arbaje AI. Risk of hospital readmission for older adults discharged on friday. J Am Geriatr Soc. 2013 Feb;61(2):300-1.

    Dorsey ER, George BP, Leff B, Willis AW. The coming crisis: Obtaining care for the growing burden of neurodegenerative conditions. Neurology. 2013 Apr 24. [Epub ahead of print] PubMed

    Marsteller JA, Hsu YJ, Wen M, Wolff J, Frick K, Reider L, Scharfstein D, Boyd C, Leff B, Schwartz L, Karm L, Boult C. Effects of Guided Care on Providers' Satisfaction with Care: A Three-Year Matched-Pair Cluster-Randomized Trial. Popul Health Manag. 2013 Oct;16(5):317-25.

    DuGoff EH, Dy S, Giovannetti ER, Leff B, Boyd CM. Setting standards at the forefront of delivery system reform: aligning care coordination quality measures for multiple chronic conditions. J Healthc Qual. 2013 Sep-Oct;35(5):58-69.

    (Mulhausen P*, Chun A*, Green A*, Hayward A*, Lee S*, Leff B*, McNabney M*, Sharma P*, Vitale C*). *Contributed equally to work. AGS Choosing Wisely Workgroup. American Geriatrics Society identifies five things that healthcare providers and patients should question. J Am Geriatr Soc. 2013 Apr;61(4):622-31.

    Giovannetti ER, Dy S, Leff B, Weston C, Adams K, Valuck TB, Pittman AT, Blaum CS, McCann BA, Boyd CM. Performance measurement for people with multiple chronic conditions: conceptual model. Am J Manag Care. 2013 Oct 1;19(10):e359-66. PubMed

    Wolff JL, Roter DL, Barron J, Boyd CM, Leff B, Finucane TE, Gallo JJ, Rabins PV, Roth DL, Gitlin LN. A Tool to Strengthen the Older Patient-Companion Partnership in Primary Care: Results from a Pilot Study. J Am Geriatr Soc. 2014 62(2):312-9.

    Uhlig K, Leff B, Kent D, Dy S, Brunnhuber K, Burgers J, Greenfield S, Guyatt G, High K, Leipzig R, Mulrow C, Schmader K, Schunemann H, Walter L, Woodcock J, and Boyd CM. A framework for crafting clinical practice guidelines that are relevant to the care and management of people with multimorbidity, J Gen Intern Med. 2014 Jan 18. [Epub ahead of print]

    Boyd CM, Wolff JL, Giovannetti E, Reider L, Weiss C, Xue QL, Leff B, Boult C, Hughes T, Rand C. Healthcare task difficulty among older adults with multimorbidity. Med Care. 2014 Mar;52 Suppl 3:S118-25.

    Rickard J, Cheng A, Spragg D, Green A, Leff B, Tang W, Cantillon D, Baranowski B, Wilkoff BL, Tchou P. Survival in Octogenarians Undergoing Cardiac Resynchronization Therapy Compared to the General Population. Pacing Clin Electrophysiol. 2014 Jan 28.

  • Academic Affiliations & Courses +
  • Activities & Honors +


    • American College of Physicians, 1988
    • Society of General Internal Medicine, 1988 - 1992
    • American Geriatrics Society, 1991
    • 38th Parallel Medical Society, Seoul, Korea, 1992 - 1994
    • American Academy of Home Care Physicians, 1995
    • Curriculum committee, 1995 - 1996
    • Gerontological Society of America, 1996
    • Clinical Template Project, 1997
    • Clerkship Directors in Internal Medicine, 2002
    • American Geriatrics Society Annual National Meeting, 2006
      Abstract reviewer, epidemiology section
    • American Academy of Home Care Physicians, 2007
      Board of Directors
    • American Geriatrics Society, Health Economics and Technology Committee, 2007 - 2008
      Committee member
    • InterRAI, 2007
      Associate Fellow
    • American Geriatrics Society to the American College of Physicians Council of Subspecialty Societies, 2008
    • American Geriatrics Society, Clinical Practice & Models of Care Committee, 2008 - 2011
      Committee Member
    • American Geriatrics Society, Public Policy Committee, Care Coordination, 2008
      SWAT Team Member
    • American Academy of Home Care Physicians, 2009 - 2012
    • American College of Physicians, 2009 - 2012
      Board of Governors
    • Council of Subspecialty Societies, American College of Physicians, 2009 - 2012
      Vice Chairman
    • American Academy of Home Care Physicians, 1995
    • American Academy of Home Care Physicians, 1995 - 1996

      Curriculum Committee

    • American Academy of Home Care Physicians, 1997 - 1998

      Clinical Template Project

    • American Academy of Home Care Physicians, 2011 - 2013


    • American College of Physicians, 2012 - 2014

      Chairman, Council of Subspecialty Societies

    • American College of Physicians, 2012

      Member, Board of Regents

    • American Geriatrics Society, 2012 - 2013

      "Choosing Wisely" Committee

    • American College of Physicians, 2013 - 2014

      Chair of Nominations Committee

  • Videos & Media +
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