Photo of Peter O. Newton, M.D.


Orthopedic Surgery, Orthopedic Surgery-Spine


San Diego County

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


Orthopedic 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

Orthopedic Surgery




Dr. Peter Newton is chief of the Division of Orthopedics & Scoliosis as well as surgeon-in-chief 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.

When it comes to patient care and special surgeries for sick children, 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. Besides helping provide patient care and surgical services, Hhe has also authored numerous books and book chapters.

His professional affiliations as a surgeon-in-chief 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 was also the past president of the Scoliosis Research Society.

In addition to his clinical practice providing special surgeries as a surgeon-in-chief, Dr. Newton enjoys travel, fishing and auto mechanics.


BrAIST-Calc: Prediction of Individualized Benefit from Bracing for Adolescent Idiopathic Scoliosis.
Dolan LA, Weinstein SL, Dobbs MB, Flynn JMJ, Green DW, Halsey MF, Hresko MT, Krengel WF 3rd, Mehlman CT, Milbrandt TA, Newton PO, Price N, Sanders JO, Schmitz ML, Schwend RM, Shah SA, Song K, Talwalkar V

Non-Fusion Versus Fusion Surgery in Pediatric Idiopathic Scoliosis: What Trade-Offs in Outcomes Are Acceptable for the Patient and Family?
Larson AN, Marks MC, Gonzalez Sepulveda JM, Newton PO, Devlin VJ, Peat R, Tarver ME, Babalola O, Chen AL, Gebben D, Cahill P, Shah S, Samdani A, Bachmann K, Lonner B, Harms Study Group

Pregnancy and Childbirth After Spinal Fusion for Adolescent Idiopathic Scoliosis.
Landrum M, Nocka HR, Ashebo L, Hilmara D, MacAlpine E, Flynn JM, Ho M, Newton PO, Sponseller PD, Lonner BS, Cahill PJ, Harms Study Group

Perioperative Complications and Health-related Quality of Life Outcomes in Severe Pediatric Spinal Deformity.
Gupta MC, Lenke LG, Gupta S, Farooqi AS, Asghar JK, Boachie-Adjei O, Cahill PJ, Erickson MA, Garg S, Newton PO, Samdani AF, Shah SA, Shufflebarger HL, Sponseller PD, Sucato DJ, Bumpass DB, McCarthy RE, Yaszay B, Pahys JM, Ye J, Kelly MP, Fox Pediatric Spinal Deformity Study Group

From PHQ-2 to SRS-22: how a depression screening tool relates to SRS scores in patients with adolescent idiopathic scoliosis.
Catanzano AA, Newton PO, Shah VJ, Yaszay B, Bartley CE, Bastrom TP

Pain Medication Use Two Years After Adolescent Idiopathic Scoliosis Fusion Surgery.
Bastrom TP, Kelly MP, Upasani VV, Newton PO, Harms Study Group

Machine Learning for Benchmarking Adolescent Idiopathic Scoliosis Surgery Outcomes.
Gupta A, Oh IY, Kim S, Marks MC, Payne PRO, Ames CP, Pellise F, Pahys JM, Fletcher ND, Newton PO, Kelly MP, Harms Study Group

Intraoperative neuromonitoring predicts postoperative deficits in severe pediatric spinal deformity patients.
Gupta MC, Lenke LG, Gupta S, Farooqi AS, Boachie-Adjei O, Erickson MA, Newton PO, Samdani AF, Shah SA, Shufflebarger HL, Sponseller PD, Sucato DJ, Kelly MP, Fox Pediatric Spinal Deformity Study Group

Late Infection After Spinal Fusion for Adolescent Idiopathic Scoliosis: Implant Exchange Versus Removal.
Benes G, Shufflebarger HL, Shah SA, Yaszay B, Marks MC, Newton PO, Sponseller PD

Operative choices matter: the role of UIV and sagittal balance in the development of proximal junctional kyphosis following posterior instrumentation for Scheuermann's kyphosis.
Fano AN, Matsumoto H, Sinha R, Bonsignore-Opp L, Boby AZ, Roye BD, Iyer R, Lenke LG, Luzzi A, Mizerik AS, Newton PO, Lonner B, Vitale MG

Posterior cervical spinal fusion in the pediatric population using modern adult instrumentation - clinical outcome and safety.
Spiessberger A, Newton PO, Mackenzie W, Samdani A, Miyanji F, Pahys J, Shah S, Sponseller P, Abel M, Phillips J, Marks M, Yaszay B

SRS-22r Self-Image After Surgery for Adolescent Idiopathic Scoliosis at 10-year Follow-up.
Stone LE, Upasani VV, Pahys JM, Fletcher ND, George SG, Shah SA, Bastrom TP, Bartley CE, Lenke LG, Newton PO, Kelly MP, Harms Study Group

When to Perform Fusion Short of the Pelvis in Patients with Cerebral Palsy?: Indications and Outcomes.
Badin D, Baldwin KD, Cahill PJ, Spiegel DA, Shah SA, Yaszay B, Newton PO, Sponseller PD

Updated Criteria for Fusion Level Selection in Adolescent Idiopathic Scoliosis Including Use of Three-Dimensional Analysis.
Shah SA, Henstenburg JM, Newton PO, Parent S

Beware of open triradiate cartilage: 1 in 4 patients will lose > 10° of correction following posterior only fusion.
Catanzano AA Jr, Sponseller PD, Newton PO, Bastrom TP, Bartley CE, Shah SA, Cahill PJ, Group HS, Yaszay B

Anterior Vertebral Body Tethering Compared with Posterior Spinal Fusion for Major Thoracic Curves: A Retrospective Comparison by the Harms Study Group.
Newton PO, Parent S, Miyanji F, Alanay A, Lonner BS, Neal KM, Hoernschemeyer DG, Yaszay B, Blakemore LC, Shah SA, Bastrom TP, Harms Study Group

Orthopedic Coordinated Registry Network (Ortho-CRN): advanced infrastructure for real-world evidence generation.
Gressler LE, Devlin V, Jung M, Marinac-Dabic D, Sedrakyan A, Paxton EW, Franklin P, Navarro R, Ibrahim S, Forsberg J, Voorhorst PE, Zusterzeel R, Vitale M, Marks MC, Newton PO, Peat R

Best Practice Guidelines for Surgical Site Infection in High-risk Pediatric Spine Surgery: Definition, Prevention, Diagnosis, and Treatment.
Badin D, Leland CR, Matsumoto H, Roye B, Vitale M, Flynn J, Samdani A, Larson AN, Yaszay B, Pahys J, Glotzbecker M, Bachmann KR, Newton PO, Betz R, Miyanji F, Shah S, Sturm PF, Hwang S, Erickson M, Cahill PJ, Fletcher N, Upasani VV, Sucato DJ, Sponseller PD

1- vs. 2-year follow-up after posterior spinal fusion for AIS: what additional information is gained?
Shaw KA, Orland K, Bastrom TP, Newton PO, Harms Study Group, Fletcher ND

Definitive fusion for scoliosis in late juvenile cerebral palsy patients is durable at 5 years postoperatively.
Howard R, Sponseller PD, Shah SA, Miyanji F, Samdani AF, Newton PO, Harms Study Group Investigators, Yaszay B

How often does the preoperative plan for freehand pedicle screw placement match the actual surgical execution in adolescent idiopathic scoliosis?
O'Leary R, Sullivan TB, Bartley CE, Bastrom TP, Upasani VV, Newton PO, Yaszay B

Spontaneous Lumbar Curve Correction Following Vertebral Body Tethering of Main Thoracic Curves.
Catanzano AA Jr, Newton PO, Bastrom TP, Bartley CE, Parent S, Miyanji F, Hoernschemeyer DG, Alanay A, Blakemore L, Neal K, Lonner B, Haber L, Shah SA, Yaszay B, on behalf of the Harms Non-Fusion Study Group Investigators

Correction to: The classification of scoliosis braces developed by SOSORT with SRS, ISPO, and POSNA and approved by ESPRM.
Negrini S, Aulisa AG, Cerny P, de Mauroy JC, McAviney J, Mills A, Donzelli S, Grivas TB, Hresko MT, Kotwicki T, Labelle H, Marcotte L, Matthews M, O'Brien J, Parent EC, Price N, Manuel R, Stikeleather L, Vitale MG, Wong MS, Wood G, Wynne J, Zaina F, Bruno MB, Würsching SB, Yilgor C, Cahill P, Dema E, Knott P, Lebel A, Lein G, Newton PO, Smith BG

Complications following surgical treatment of adolescent idiopathic scoliosis: a 10-year prospective follow-up study.
Hariharan AR, Shah SA, Petfield J, Baldwin M, Yaszay B, Newton PO, Lenke LG, Lonner BS, Miyanji F, Sponseller PD, Samdani AF, Harms Study Group

Preoperative factors associated with optimal outcomes of selective thoracic fusion at 5 years.
Lindgren AM, Bastrom TP, Bartley CE, Samdani AF, Shah SA, Miyanji F, Cahill PJ, Upasani VV, Newton PO, Harms Study Group, Yaszay B

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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