Leadership & Administration

Mark Anderson, M.D., Ph.D.
William Osler Professor of Medicine
Director, Department of Medicine
Physician-in-Chief, The Johns Hopkins Hospital

Samuel C. Durso, M.D., M.B.A.
Mason F. Lord Professor of Medicine
Executive Vice Chair, Department of Medicine
Director, Department of Medicine at Johns Hopkins Bayview Medical Center

Nursing Leadership

Michelle D'Alessandro, R.N., D.N.P., N.E.A.-B.C.
Director of Nursing, Department of Medicine at Johns Hopkins Bayview Medical Center
410-550-5931

Eleni Flanagan, MSN, MBA, RN-BC
Assistant Director of Nursing
410-614-0807

Ronald Langlotz, D.N.P., R.N., M.S.N.
Director of Nursing
410-955-5132

Terry Nelson, R.N., M.S.N., N.E.A.-B.C.
Assistant Director of Nursing
410-955-5418

Administration

Mary Jo Appel, M.B.A.
Associate Administrator, Ambulatory Operations & Access
410-502-5843

Douglas Brooks, M.B.A.
Senior Director of Finance
410-614-0369

Kimberly Constantine, M.S.
Executive Director of Development
443-604-2940

John Crockett
Director of Accounts Receivable Operations
410-933-3866

Sarah Disney
Administrative Director, Inpatient Operations, Excellence and Endoscopy

Richard Robinson III
Facilities Project Manager
410-955-9835

Becky Hanst, M.S., M.B.A.
Grants & Contracts Administrator
410-614-4142

Jude Kimball, M.S.
Credentialing Administrator
410-955-3464

Randy Komenski, FACHE, M.B.A., C.P.A., SSBB
Administrator, Department of Medicine at Johns Hopkins Bayview Medical Center
410-550-9819

Matthew Lautzenheiser, M.H.A.
Clinical Administrator
443-287-4982

Kim Meadowcroft, M.S.
Human Resources Director
410-955-0830

Amanda VanderZyl, M.H.A., M.P.H. 
Academic Administrator
410-955-9154

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