Doctor Profile

Baron S. Lonner

Baron Lonner

Mount Sinai Hospital Spine Center
5 East 98th Street, 4th Floor, PO Box 1188
New York, NY 10029

New York

New York (NY)

Contact Contact Baron S. Lonner
T: 212-241-8947
F: 646-537-9449

Orthopaedic Surgery; Pediatric Surgery
Doctor's practice has a pediatric specialty or subspecialty

Orthopaedic Surgery

Pediatric Surgery

Languages Spoken: English, Spanish


Dr. Baron Lonner is the Chief of Minimally Invasive Scoliosis Surgery and is a Professor of Orthopaedic Surgery at Mount Sinai Hospital in New York City. His passion for the past 25 years has been the treatment of pediatric and adult patients with scoliosis and other spinal deformities. Dr. Lonner’s focus is on restoring and maintaining function for his patients by correcting spinal deformities that have an impact on the patient’s body shape and self image and by preserving flexibility whenever possible. His new focus is in the development of non-fusion approaches for scoliosis correction. Dr. Lonner is in leadership roles for the Scoliosis Research Society and the Setting Scoliosis Straight Foundation.

Published In:

New York Super Doctors 2020
New York Super Doctors 2019
New York Super Doctors 2018
New York Super Doctors 2017
New York Super Doctors 2016
New York Super Doctors 2015
New York Super Doctors 2014
New York Super Doctors 2013
New York Super Doctors 2012
New York Super Doctors 2011
New York Super Doctors 2010
New York Super Doctors 2009
New York Super Doctors 2008

About Baron Lonner

Medical School: Boston University School of Medicine

Graduation Year: 1989

Professional Webpage:

Honors and Awards:

The relative efficacy of antifibrinolytics in adolescent idiopathic scoliosis: a prospective randomized trial. J Bone Joint Surg Am. 2014;96(10):e80. Honorable Mention to Austin Peters- The Dr. Saul J. Farber Award for Student Research in Public Health, Sponsored by the Medical Committee of the Bellevue Association. Presented April 29, 2013 at the NYU Bellevue Hospital Center, New York, NY.


Antifibrinolytics Reduce Blood Loss In Adult Spinal Deformity Surgery: A Prospective Randomized Controlled Trial. Podium and Hibbs Clinical Award Nominee for Best Clinical Paper, 48th Scoliosis Research Society (SRS) Annual Meeting and Course. Lyon, France September 18-21, 2013.


Adult Spinal Deformity: Projected Cost-Effectiveness of Surgery at 5 Year Follow Up. P346. Winning poster in Spine category. AAOS Annual Meeting, March 11-15, 2014. New Orleans, Louisiana.


Are Anti-fibrinolytics effective at reducing Pri-Operative Blood Loss in Adolescent Idiopathic Scoliosis? Podium 18th International Meeting on Advanced Spine Techniques (IMAST) Meeting, Denmark, July 13-16, 2011. Best Clinical Paper.


Prospective, Randomized Study of Surgical Site Infections with the Use of Perioperative Antibiotics for 24 Hours Versus the Duration of a Drain After Spinal Surgery. Best Paper Podium 26th Annual North American Spine Society (NASS) Meeting and Course, Chicago, Illinois, November 2-5, 2011.


“How Effective Are Antifibrinolytics at Reducing Blood Loss in Adolescent Idiopathic Scoliosis Surgery? A Prospective Randomized Double Blind Study”

Scoliosis Research Society Russell A. Hibbs Award Winner for Best Clinical Science Paper, 2010

“The Feasibility of Radiation-Free Diagnostic Monitoring in Adolescent Idiopathic Scoliosis Using a Novel, Upright Positional MRI Protocol.”

Spine Arthroplasty Society 10th Annual Meeting-Award for Best Poster, 2010

Race and Adolescent Idiopathic Scoliosis: Are There Racial Differences in Age at Skeletal Maturity, Curve Flexibility or Curve Correction? E-Poster 25th Annual NASS Meeting, Orlando, FL, October 5-9, 2010, Best Poster Presentation. 


"Disc Degeneration Below Arthrodesis in Adolescent Idiopathic Scoliosis at a minimum 10 year follow-up."

Hansjorg Wyss Foundation start up research grant award , 2009

"In Vivo Quantification of Adjacent Level Cervical Disc Integrity Following Anterior Cervical Decompression and Fusion and Laminaplasty:  A Matched Pair Analysis and Comparison Using T1rho-weighted MRI.”

1st Century Development Grant, 2008

Operative Management of Scheuermann’s Kyphosis in 78 Patients: Radiographic outcomes, complications, and techniques.

Scoliosis Research Society Russell Hibbs Award Finalist , 2005

“Effect of Time on Osteoprogenitor Cell Viability when Harvesting Cancellous Posterior Iliac Crest Bone Graft in Rabbits,”

First prize for best poster presentation - American Academy of Orthopaedic Surgeons meeting, San Francisco, 2004

Long Island Jewish Medical Center, Orthopaedic

Residency Program

Attending of the Year Award, 1998

Cum Laude honors, Boston University College of Liberal Arts


Professional Activity:

Chief of Spine Deformity Center

Clinical Professor of Orthopaedic Surgery, New York University School of Medicine, New York, NY


Chief of Pediatric Spine Surgery; Long Island Jewish Medical Center/Schneider Children’s Hospital New Hyde Park, New York 


Community Service:

Surgeon volunteer (FOCOS). Ghana, West Africa. (March 03- 07, 2014)


Surgeon volunteer, Ghana, West Africa. (November, 2011)


Surgeon volunteer. Ghana, West Africa. 

(May, 2010)


Surgeon volunteer. Cuba. (Feb, 2010)


Surgeon volunteer, lecturer. Cairo and Tanta, Egypt.

(December 2009)

Surgeon volunteer. Santa Domingo, Dominican Republic.

(February, 2009)

Surgeon volunteer (FOCOS). Ghana, West Africa.

(April 30-May 12, 2007)

Surgeon volunteer, lecturer. Cairo, Egypt.

(April, 2005)

Surgeon volunteer. Barbados.

(February, May, August 2005) 

Surgeon volunteer, lecturer. Santa Domingo, Dominican Republic. (June, 2004 & 2003)

Surgeon volunteer, Ghana, West Africa

(November, 2011)

Publications, Lectures and Presentations:

See Dr. Lonner's CV or

Check out Dr. Lonner's website at for his list of academic publications. 

Other Outstanding Achievements:

Professor of Orthopaedic Surgery

Icahn School of Medicine

Mount Sinai Hospital, New York

Clinical Associate Professor of Orthopaedic Surgery, New York University School of Medicine, New York, NY (September, 2007)

Clinical Professor of Orthopaedic Surgery, New York University School of Medicine, New York, NY (July, 2010 )

Professor of Orthopaedic Surgery, Mount Sinai Beth Israel, New York, NY (September, 2013)


For videos, see or Dr. Lonner's facebook page.

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