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3181 SW Sam Jackson Park RdPortland, OR 97239
Phone+1 503-494-8276
Fax+1 503-494-2025
Dr. Tiwari is on Doximity
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Education & Training
Children's Hospital Los AngelesFellowship, Pediatric Pathology, 2018 - 2019
University of Southern California/Los Angeles General Medical Center (USC/LA General)Fellowship, Neuropathology, 2016 - 2018
Baylor College of MedicineResidency, Pathology-Anatomic and Clinical, 2012 - 2016
Kasturba Medical College ManipalClass of 2005
Certifications & Licensure
AZ State Medical License 2019 - 2026
OR State Medical License 2024 - 2025
CA State Medical License 2015 - 2019
American Board of Pathology Pathology - Anatomic/Pathology - Clinical- American Board of Pathology Neuropathology
- American Board of Pathology Pathology - Pediatric
American Board of Pathology Pediatric Pathology
Publications & Presentations
PubMed
- Iris mesenchymal tumour in an infant.Hanna Luong, Kamran Ahmed, Nishant Tiwari, Aparna Ramasubramanian
Canadian Journal of Ophthalmology. Journal Canadien D'ophtalmologie. 2025-04-24 - Diffuse astrocytoma, AYA-type, frequently MAPK-altered: report of 45 patients.Omkar Singh, Christopher Dampier, Zied Abdullaev, Karen Dazelle, Hye-Jung Chung
Acta Neuropathologica. 2025-04-09 - Atypical Teratoid Rhabdoid Tumor of the Brain in a Young Adult With Down Syndrome: Case Report and Literature Review.Dallin Judd, Kaith K Almefty, Tamara Z Vern-Gross, Lindsey M Hoffman, Zied Kh Abdullaev
Journal of Pediatric Hematology/oncology. 2025-01-01
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