Baron S Lonner, MD
img_Baron S Lonner
CLINICAL PROFESSOR | Orthopedics
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MD, Boston University School of Medicine

Internship, Surgery (General Surgery), Mount Sinai Hospital

Residency, Orthopaedic Surgery, Albert Einstein College of Medicine-Yeshiva University

Certifications

American Board of Orthopaedic Surgery
Publications

Selected Publications

What Graft Should Be Used in Pediatric Posterior Spinal Fusion? Current Trends and Perspective Among Experts. Duby D. Okonkwo, Stephanie N. Moore-Lotridge, Jonathan G. Schoenecker, Amit Jain, Arun R. Hariharan, John S. Vorhies, Burt Yaszay, Craig R. Louer, Aaron Buckland, Ahmet Alanay, Amer Samdani, Amit Jain, Baron Lonner, Benjamin Roye, Bob Cho, Burt Yaszay, Caglar Yilgor, Dan Hoernschmeyer, Daniel Hedequist, Daniel Sucato, David Clements, Firoz Miyanji, Harry Shufflebarger, Jack Flynn, Jean Marc Mac Thiong, Josh Murphy, Joshua Pahys, Keith Bachmann, Kevin Neal, Laurel Blakemore, Lawrence Haber, Lawrence Lenke, Mark Abel, Mark Erickson, Michael Glotzbecker, Michael Kelly, Michael Vitale, Michelle Marks, Munish Gupta, Nicholas Fletcher, Noelle Larson, Patrick Cahill, Paul Sponseller, Peter Gabos, Peter Newton, Peter Sturm, Randal Betz, Stefan Parent, Stephen George, Steven Hwang. Journal of the Pediatric Orthopaedic Society of North America

Spinal Fusion in Patients with GMFCS IV or V Cerebral Palsy: Durable Correction and Lasting Quality of Life Improvements. Arun R. Hariharan, Michael W. Brown, Tracey Bryan, Craig R. Louer, John S. Vorhies, Robert H. Cho, Paul Sponseller, Stefan Parent, Suken A. Shah, Patrick Cahill, Joshua M. Pahys, Vidyadhar V. Upasani, Baron S. Lonner, Peter O. Newton, Amer F. Samdani, Firoz Miyanji, Arun R. Hariharan, Michael W. Brown, Tracey Bryan, Craig R. Louer, John S. Vorhies, Robert H. Cho, Paul Sponseller, Stefan Parent, Suken A. Shah, Patrick Cahill, Joshua M. Pahys, Vidyadhar V. Upasani, Baron S. Lonner, Peter O. Newton, Amer F. Samdani, Firoz Miyanji, Arun R. Hariharan, Michael W. Brown, Tracey Bryan, Craig R. Louer, John S. Vorhies, Robert H. Cho, Paul Sponseller, Stefan Parent, Suken A. Shah, Patrick Cahill, Joshua M. Pahys, Vidyadhar V. Upasani, Baron S. Lonner, Peter O. Newton, Amer F. Samdani, Firoz Miyanji. Journal of Bone and Joint Surgery

Rod options to outcomes: comparing sagittal correction in pediatric posterior spinal fusion by rod size and material. Julia E. Todderud, Hans K. Nugraha, Michael P. Kelly, Joshua Pahys, Suken Shah, Nicholas Fletcher, Peter O. Newton, Daniel Sucato, Burt Yaszay, A. Noelle Larson, Vidyadhar Upasani, Tom Errico, Sumeet Garg, Steven Hwang, Stephen George, Stefan Parent, Robert H. Cho, Randal Betz, Peter Sturm, Peter Newton, Peter Gabos, Paul Sponseller, Patrick Cahill, Munish Gupta, Michelle Marks, Michael Vitale, Michael Kelly, Michael Glotzbecker, Mark Erickson, Mark Abel, Lawrence Lenke, Lawrence Haber, Laurel Blakemore, Kevin Neal, Keith Bachmann, Josh Murphy, Jean Marc Mac Thiong, Jack Flynn, Harry Shufflebarger, Firoz Miyanji, David Clements, Daniel Hedequist, Dan Hoernschmeyer, Caglar Yilgor, Benjamin Roye, Baron Lonner, Amit Jain, Amer Samdani, Ahmet Alanay, Aaron Buckland. Spine Deformity

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Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device, biotechnology companies, and other outside entities to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their outside financial relationships.

Below are financial relationships with industry reported by Dr. Lonner during 2025 and/or 2026. Please note that this information may differ from information posted on corporate sites due to timing or classification differences.

Board Service

  • Setting Scoliosis Straight Foundation

Consulting or Other Professional Services Examples include, but are not limited to, committee participation, data safety monitoring board (DSMB) membership

  • DePuy Synthes
  • Zim Vie

Equity (Stock or stock options valued at greater than 5% ownership of a publicly traded company or equity of any value in a privately held company)

  • SpineSearch

Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.