John I Lew MD F.A.C.S.

Bariatric Surgery, Endocrine, Surgical Oncology (Other than Breast), Minimally Invasive Surgery

Professor and Vice Chair of Surgery; Chief, Division of Endocrine Surgery; Director of Fellowship in Endocrine Surgery; University of Miami Leonard M. Miller School of Medicine; UNIVERSITY OF MIAMI HEALTH SYSTEM

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1611 NW 12th Ave# M851Miami, FL 33136
Phone+1 305-243-6358
Fax+1 305-243-4221

Summary

John I. Lew, M.D. is Professor of Surgery and Vice Chair of Surgery for Faculty Affairs and Inclusive Excellence of the DeWitt Daughtry Department of Surgery at the University of Miami Leonard M. Miller School of Medicine. He currently serves as Chief of the Division of Endocrine Surgery, Fellowship Director in Endocrine Surgery at University of Miami/Jackson Memorial Hospitals, and Physician Leader of the Thyroid and Other Endocrine Cancer Site Disease Group at University of Miami Sylvester Comprehensive Cancer Center.

After receiving his A.B with honors from Cornell University, Dr. Lew earned his M.D. from the University of Pennsylvania School of Medicine in 1996. Dr. Lew completed his internship and residency in General Surgery at the University of Chicago Medical Center, and was a Chief Resident in General Surgery from 2002-2003. During residency, Dr. Lew completed a 2-year post-doctoral basic science research fellowship at the University of Chicago. Dr. Lew completed a fellowship in Minimal Access Surgery at Columbia University Medical Center in 2004. He then went on to complete fellowship training in Endocrine Surgery at the University of Miami/Jackson Memorial Hospital. Dr. Lew then joined the faculty at the University of Miami Leonard M. Miller School of Medicine as Assistant Professor of Surgery, rising to Professor in 2018.

Dr. Lew has authored over 100 original papers and chapters in major textbooks in the field of Endocrine and General Surgery including the Textbook of Endocrine Surgery, Mastery of Surgery, and The SAGES Manual. He is also a reviewer for several journals including Surgery, Annals of Surgical Oncology, Journal of American College of Surgeons, World Journal of Surgery, Annals of Surgery and Journal of Surgical Research.

Dr. Lew is a fellow of the American College of Surgeons, American Association of Endocrine Surgeons, International Association of Endocrine Surgeons, and Society of University Surgeons among others.

Education & Training

University of Miami/Jackson Health SystemFellowship, Surgical Endocrinology, 2004 - 2005
New York Presbyterian Hospital (Columbia and Cornell Campus)Fellowship, Advanced GI Minimally Invasive Surgery, 2003 - 2004
University of ChicagoResidency, Surgery, 1996 - 2003
Perelman School of Medicine at the University of PennsylvaniaClass of 1996
Cornell UniversityA.B., History , Cum Laude, 1988

Certifications & Licensure

FL State Medical License 2005 - 2028
IL State Medical License 1996 - 2017
NY State Medical License 2003 - 2010
American Board of Surgery Surgery

Awards, Honors, & Recognition

Castle Connolly Top Doctor for 10 years, 2010-2020
Top Doctors:South Florida Castle Connolly, 2012-2014, 2016-2018
CMS Meaningful Use Stage 2 Certification OpTime Surgical 2014 Certified Module, Epic Systems Corporation, 2013-2014, 2016-2017

Publications & Presentations

PubMed

Higher Composite Social Determinants of Health Scores Are Associated With Worse Survival in Patients With Small Bowel Neuroendocrine Tumors.
Ahmed Alnajar, Mehmet Akcin, John I Lew, Tanaz M Vaghaiwalla
Journal of Surgical Oncology. 2026-01-01
Preoperative Clinical Factors Associated With High-Risk Features Predictive of Papillary Thyroid Cancer Recurrence.
Jonathan J Chang, Nora E Siegler, Elliott M Henriksen, Cima Saghira, John I Lew
The Journal of Surgical Research. 2025-11-01
Reassessing false-negative rate and size cutoff for papillary thyroid cancer with fine-needle aspiration in thyroid nodules.
Tanaz M Vaghaiwalla, Elliott M Henriksen, Jonathan Chang, Cima Saghira, John I Lew
Surgery. 2025-10-01

Journal Articles

Intraoperative Parathormone Spikes During Parathyroidectomy May Be Associated with Multiglandular Disease
Teo R., J.C. Farr�, Z.F. Khan, A.R. Marcadis, and J.I. Lew, Surgery, 1/1/2018
Invited Editorial Commentary on: Skeletal Effects of Failed Parathyroidectomy
Marcadis A.R. and J.I. Lew, Surgery, 1/1/2018
Successful Parathyroidectomy Guided by Intraoperative Parathormone Monitoring for Primary Hyperparathyroidism Is Preserved in Mild and Moderate Renal Insufficiency
Marcadis, A.R., R. Teo, W. Ouyang, J.C. Farr�, and J.I. Lew, Surgery, 1/1/2018

Books/Book Chapters

Clinical Management of Adrenal Tumors
Lew, J.I.In-Tech, Croatia2017
Textbook of Endocrine Surgery
Chapter: Intraoperative Parathormone Assay as a Surgical Adjunct in Patients with Sporadic Primary Hyperparathyroidism
Lew, J.I.Editors: O Clark, QY Duh, E Kebebew, JE Gosnell, WT Shen.JP Brothers Medical Publishers, PhiladelphiaEdition 3rd,2016
Multidisciplinary Teaching Atlas of the Pancreas: Radiological, Surgical and Pathological Correlations
Chapter: Pancreatic Neuroendocrine Neoplasms (PNENs)
Casillas, J., Levi, J.U., Lew J.I., Ruiz-Cordero, R. and M.T. Garcia-BuitragoEditors: J Casillas, JU Levi, AO Quiroz, R Ruiz-Cordero, MT Garcia-Buitrago, D Sleeman.Springer-Verlag, Berlin2016

Abstracts/Posters

Incidence and Risk Factors for Venous Thromboembolism in Adrenal Surgery: Analysis of the American College of Surgeons (ACS) NSQIP
Rubio G.A., T.M. Vaghaiwalla, A.R. Marcadis, J.C. Farra, J.I. Lew, J Am Coll Surg, 1/1/2017
Incidence of Occult Carcinoma in Patients Undergoing Surgical Intervention for Benign Thyroid Disease Disease
Franco A, Farr� JC, Picado Roque O, Marcadis AR, Teo R, Ouyang W, Liu, S, Lew JI, 43rd Annual Eastern-Atlantic Student Research Forum, Miami, FL, 1/1/2017
Intraoperative PTH Spikes During Parathyroidectomy May Be Associated with Multiglandular Disease
Teo R, Farr� JC, Picado Roque O, Marcadis AR, Lew JI, 43rd Annual Eastern-Atlantic Student Research Forum, Miami, FL, 1/1/2017

Lectures

Better ABSITE Performance with Increased Operative Case Load During General Surgery Residency
Jacksonville, FL - 1/1/2018
Stricter ioPTH Criterion for Successful Parathyroidectomy in Stage III CKD Patients with Primary Hyperparathyroidism
Jacksonville, FL - 1/1/2018
Predictive Value of GEC for Thyroid Cancer after NIFTP Reclassification
Jacksonville, FL - 1/1/2018

Other

Laparoscopic Revision of Adjustable Gastric Band to Banded Roux-en-Y Gastric Bypass
Bessler M, Daud A, Lew JI and Davis DG
New Orleans, LA - 1/1/2004

Committees

Governor, South Florida Chapter, American College of Surgeons 2021 - Present
Member, USMLE Step 2 Clinical Skills Test Material Development Committee, National Board of Medical Examiners 2016 - Present
Chair, AAES Career and Leadership Committee, American Association of Endocrine Surgeons 2018 - 2022
Councilor, American Association of Endocrine Surgeons 2018 - 2022

Research History

Research FellowUniversity of Chicago Pritzker School of Medicine, Surgical Research Laboratories, Chicago, IL1998 - 2000
Research FellowJoslin Diabetes Center, Harvard Medical School, Boston, MA1994 - 1995
Research FellowUniversity of Pennsylvania School of Medicine, Harrison Department of Surgical Research, Philadelphia, PA1989 - 1991