Emmanuelle Tiongson, MD

Associate Program Director, Child Neurology Residency
Attending Physician, Division of Neurology
Assistant Professor of Neurology, Keck School of Medicine of USC

Dr. Tiongson is part of the Division of Neurology at Children’s Hospital Los Angeles as a specialist in the treatment of pediatric neuromuscular disorders.

She is a medical lead for the Multidisciplinary Neuromuscular and Myasthenia Clinics in the Division of Neurology, and is a neuromuscular specialist for the Multidisciplinary Brachial Plexus and Peripheral Nerve Injury Clinics in the Division of Orthopedic Surgery.

She is currently the Associate Program Director of the Child Neurology Residency Program at Children's Hospital Los Angeles, and previously headed education and didactic programs within the residency.

Dr. Tiongson received her medical degree from the Saint Louis University School of Medicine and completed her pediatric and neurology training at Children's Hospital Los Angeles. She served as a fellow in Neuromuscular Medicine at the University of California, Los Angeles.

Dr. Tiongson specializes in the treatment and diagnosis of neuromuscular disorders in the pediatric population, including electrodiagnostic testing with EMG/NCS, and directed neurodiagnostic and genetic testing.

She has special interest in the treatment of Spinal muscular atrophy, Duchenne muscular dystrophy, and pediatric Myasthenia gravis.

Clinical Interests

Diagnosis and treatment of patients with known or suspected neuromuscular disorders, including access to multidisciplinary care and gene-based therapies in eligible cases.


Medical School

Saint Louis University School of Medicine


Children's Hospital Los Angeles - Pediatrics


Children's Hospital Los Angeles - Child Neurology


University of California Los Angeles - Neuromuscular Medicine



American Board of Psychiatry and Neurology, Neurology with Special Qualifications in Child Neurology
American Board of Psychiatry and Neurology, Neuromuscular Medicine


American Association of Neuromuscular & Electrodiagnostic Medicine
American Academy of Neurology
Child Neurology Society

Medical Awards

Myasthenia Gravis Partners of Care Member - Myasthenia Gravis Foundation of America



Werner JM, Berggren J, Kim G, Loffredo K, Pascual M, Tiongson E, Seruya M. Recommendations for Therapy following Nerve Transfer for Children with Acute Flaccid Myelitis. Phys Occup Ther Pediatr. 2020 Oct 4:1-18. doi: 10.1080/01942638.2020.1822981. Epub ahead of print. PMID: 33016189.

Weber EL, Werner JM, Johnson MB, Kim G, Tiongson E, Ramos-Platt L, Seruya M. "Characteristics of Upper Extremity Recovery in Acute Flaccid Myelitis: A Case Series.". Plast Reconstr Surg. 2020 Sep 30. doi: 10.1097/PRS.0000000000007583. Epub ahead of print. PMID: 33009334.

Otero MG, Tiongson E, Diaz F, Haude K, Panzer K, Collier A, Kim J, Adams D, Tifft CJ, Cui H, Millian Zamora F, Au MG, Graham JM Jr, Buckley DJ, Lewis R, Toro C, Bai R, Turner L, Mathews KD, Gahl W, Pierson TM. Novel pathogenic COX20 variants causing dysarthria, ataxia, and sensory neuropathy. Ann Clin Transl Neurol. 2018 Nov 9;6(1):154-160. doi: 10.1002/acn3.661. PMID: 30656193; PMCID: PMC6331954.

Tiongson E, Pimentel N, Ramos-Platt L, Jaradeh S. Pediatric Anti-ganglionic Antibody Positive Autonomic Neuropathy: Clinical Presentation and Response to Treatment. Pediatr Neurol. 2016 Nov;64:72-76. doi: 10.1016/j.pediatrneurol.2016.06.007. Epub 2016 Jun 17. PMID: 27569256.


Research Summary

Myasthenia gravis, Spinal muscular atrophy, Duchenne muscular dystrophy, Acute flaccid myelitis, hereditary and acquired neuropathies.