, Orthopaedic Surgery, Orthopedic Surgery-Spine


3020 Children's Way
MC 5062
San Diego, CA 92123


Orthopaedic Surgery, Orthopedic Surgery-Spine


Rady Children's Specialists of San Diego

Medical Group / IPA


Medical School

University of Texas-Southwestern


UC San Diego


UC San Diego


Texas Scottish Rite Hospital for Children

Board Certifications

Orthopaedic Surgery




Dr. Peter Newton is chief of the division of Orthopedics & Scoliosis at Rady Children's Hospital-San Diego and a clinical professor at UC San Diego School of Medicine.

After earning his degree in bioengineering, Dr. Newton attended the University of Texas, Southwestern Medical School. He completed his residency at UC San Diego, followed by a fellowship in pediatric orthopedics and scoliosis at the Texas Scottish Rite Hospital in Dallas.

Dr. Newton primarily treats scoliosis and other spinal conditions, such as vertebral fractures. On the research side, he has been involved in more than 200 publications; among his areas of focus are spine surgery, scoliosis without spinal fusion, and orthopedic biomechanics. He has also authored numerous books and book chapters.

His professional affiliations include membership in numerous pediatric orthopedic organizations, including the American Academy of Orthopaedic Surgeons and the Pediatric Orthopaedic Society of North America, where he was a former president. He is the current president of the Scoliosis Research Society.

In addition to his clinical practice, Dr. Newton enjoys travel, fishing and auto mechanics.


Restoration of Thoracic Kyphosis in Adolescent Idiopathic Scoliosis over a Twenty-Year Period: Are We Getting Better?
Bodendorfer BM, Shah SA, Bastrom TP, Lonner BS, Yaszay B, Samdani AF, Miyanji F, Cahill PJ, Sponseller PD, Betz RR, Clements DH 3rd, Lenke LG, Shufflebarger HL, Marks MC, Newton PO, Harms Study Group.

Three-dimensional analysis of spinal deformity correction in adolescent idiopathic scoliosis: comparison of two distinct techniques.
Sikora-Klak J, Upasani VV, Ilharreborde B, Cross M, Bastrom TP, Mazda K, Yaszay B, Newton PO

Does thoracoplasty adversely affect lung function in complex pediatric spine deformity? A 2-year follow-up review.
Boachie-Adjei O, Sackeyfio A, Duah HO, Lenke LG, Sponseller PD, Sucato DJ, Samdani AF, Newton PO, Shah SA, Erickson MA, Wulff I, Sides BA, Gupta MC, Fox Pediatric Spinal Deformity Study.

Selecting the "Touched Vertebra" as the Lowest Instrumented Vertebra in Patients with Lenke Type-1 and 2 Curves: Radiographic Results After a Minimum 5-Year Follow-up.
Beauchamp EC, Lenke LG, Cerpa M, Newton PO, Kelly MP, Blanke KM, Harms Study Group Investigators.

Major complications following surgical correction of spine deformity in 257 patients with cerebral palsy.
Yaszay B, Bartley CE, Sponseller PD, Abel M, Cahill PJ, Shah SA, Miyanji F, Samdani AF, Daquino C, Newton PO

Comparing short-term AIS post-operative complications between ACS-NSQIP and a surgeon study group.
Bauer JM, Shah SA, Sponseller PD, Samdani AF, Newton PO, Marks MC, Lonner BS, Yaszay B, Harms Study Group.

Three-dimensional analysis of the sagittal profile in surgically treated Lenke 5 curves in adolescent idiopathic scoliosis.
Shen K, Clement RC, Yaszay B, Bastrom T, Upasani VV, Newton PO

The Relationship Between 3-dimensional Spinal Alignment, Thoracic Volume, and Pulmonary Function in Surgical Correction of Adolescent Idiopathic Scoliosis: A 5-year Follow-up Study.
Buckland AJ, Woo D, Vasquez-Montes D, Marks M, Jain A, Samdani A, Betz RR, Errico TJ, Lonner B, Newton PO

Associations between three-dimensional measurements of the spinal deformity and preoperative SRS-22 scores in patients undergoing surgery for major thoracic adolescent idiopathic scoliosis.
Ohashi M, Bastrom TP, Bartley CE, Yaszay B, Upasani VV, Newton PO, Harms Study Group.

More severe thoracic idiopathic scoliosis is associated with a greater three-dimensional loss of thoracic kyphosis.
Sullivan TB, Bastrom TP, Bartley CE, Dolan LA, Weinstein SL, Newton PO

A 3D Parameter Can Guide Concave Rod Contour for the Correction of Hypokyphosis in Adolescent Idiopathic Scoliosis.
Kluck D, Newton PO, Sullivan TB, Yaszay B, Jeffords M, Bastrom TP, Bartley CE

Neurophysiological monitoring of spinal cord function during spinal deformity surgery: 2020 SRS neuromonitoring information statement.
Halsey MF, Myung KS, Ghag A, Vitale MG, Newton PO, de Kleuver M

Anterior Spinal Growth Modulation in Skeletally Immature Patients with Idiopathic Scoliosis: A Comparison with Posterior Spinal Fusion at 2 to 5 Years Postoperatively.
Newton PO, Bartley CE, Bastrom TP, Kluck DG, Saito W, Yaszay B

Early and late hospital readmissions after spine deformity surgery in children with cerebral palsy.
Vivas AC, Pahys JM, Jain A, Samdani AF, Bastrom TP, Sponseller PD, Newton PO, Hwang SW, Harms Study Group.

The variability in the management of acute surgical site infections: an opportunity for the development of a best practice guideline.
Bachmann KR, Yaszay B, Bartley CE, Vitale M, Roye BD, Marks MC, Sponseller PD, Asghar J, Samdani AF, Newton PO

Spinal growth tethering: indications and limits.
Newton PO

Non-Fusion Surgical Correction of Thoracic Idiopathic Scoliosis Using a Novel, Braided Vertebral Body Tethering Device: Minimum Follow-up of 4 Years.
Wong HK, Ruiz JNM, Newton PO, Gabriel Liu KP

New Paradigms in the Continuum of Spine Care: From Newborns to Elderly Patients.
Guzman JZ, Larson AN, Sanders JO, Newton PO, Berven S, Mundis G Jr, Dimar JR 2nd, Albert TJ, Sethi RK, Shah SA

Establishing consensus on the best practice guidelines for the use of bracing in adolescent idiopathic scoliosis.
Roye BD, Simhon ME, Matsumoto H, Bakarania P, Berdishevsky H, Dolan LA, Grimes K, Grivas TB, Hresko MT, Karol LA, Lonner BS, Mendelow M, Negrini S, Newton PO, Parent EC, Rigo M, Strikeleather L, Tunney J, Weinstein SL, Wood G, Vitale MG

Preoperative SRS pain score is the primary predictor of postoperative pain after surgery for adolescent idiopathic scoliosis: an observational retrospective study of pain outcomes from a registry of 1744 patients with a mean follow-up of 3.4 years.
Hwang SW, Pendleton C, Samdani AF, Bastrom TP, Keeny H, Lonner BS, Newton PO, Harms Study Group., Pahys JM

Spinal rod gripping capacity: how do 5.5/6.0-mm dual-diameter screws compare?
Kluck DG, Farnsworth CL, Jeffords ME, Marino NE, Yaszay B, Upasani VV, Newton PO

Quality improvement in post-operative opioid and benzodiazepine regimen in adolescent patients after posterior spinal fusion.
Lindgren AM, Bennett R, Yaszay B, Newton PO, Upasani VV

Prospective 10-year follow-up assessment of spinal fusions for thoracic AIS: radiographic and clinical outcomes.
Newton PO, Ohashi M, Bastrom TP, Bartley CE, Yaszay B, Marks MC, Betz R, Lenke LG, Clements D

The Benefits of Sparing Lumbar Motion Segments in Spinal Fusion for Adolescent Idiopathic Scoliosis Are Evident at 10 Years Postoperatively.
Ohashi M, Bastrom TP, Marks MC, Bartley CE, Newton PO

Do seizures compromise correction maintenance after spinal fusion in cerebral palsy scoliosis?
Abousamra O, Sullivan BT, Shah SA, Yaszay B, Samdani AF, Cahill PJ, Newton PO, Sponseller PD

See the full listing of this physician's publications on PubMed, a service of the National Library of Medicine.

PubMed is a third-party website and not affiliated with Rady Children's Hospital-San Diego.

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