{"schema_version":"1","generated_at":"2026-11-15T05:04:12.470Z","data_as_of":null,"url":"https://www.findmykol.com/kol/todd-chang","json_url":"https://www.findmykol.com/kol/todd-chang/profile.json","record_kind":"basic","profile_kind":"clinical","person":{"slug":"todd-chang","name":"Todd Chang","credential":"MD","specialty":"Pediatric Emergency Medicine","specialty_raw":"Pediatric Emergency Medicine","therapeutic_area":"Emergency Medicine","therapeutic_areas":["Emergency Medicine"],"institution":"University of Southern California","institution_url":"https://www.findmykol.com/institution/university-of-southern-california","city":"Los Angeles","state":"CA","region":{"label":"West","url":"https://www.findmykol.com/region/west"}},"identifiers":{"npi":"1790991719","orcid":"0000-0002-4508-2551","openalex":"A5006660447"},"summary":"Todd Chang is an Emergency Medicine physician affiliated with University of Southern California. OpenAlex indexes 201 publications with 4,053 citations (h-index 27); ClinicalTrials.gov lists 1 registered study matched to this name. By OpenAlex citation count, this profile ranks in the top 10% of Pediatric Emergency Medicine profiles in the FindMyKOL directory.","overview":null,"focus":{"indications":[],"research_topics":["Emergency Medicine"]},"scholarship":{"works_count":201,"cited_by_count":4053,"h_index":27,"latest_activity_year":2009,"citation_standing":{"top_percent":10,"cohort":"Pediatric Emergency Medicine","method":"https://www.findmykol.com/about#citation-standing"},"source":"works"},"trials":{"count":1,"shown":1,"withheld":0,"matched_by":"investigator name, confirmed against institution and geography","rows":[{"nct":"NCT03712189","title":"LifeFlow Fluid Study- Non- Critical Pediatric Patients Having a Trans Abdominal Ultrasound","phase":"NA","status":"COMPLETED","role":"Overall official","sponsor":"Children's Hospital Los Angeles","source_url":"https://clinicaltrials.gov/study/NCT03712189","trial_url":"https://www.findmykol.com/trial/NCT03712189"}],"source":"trials"},"funding":{"award_count":1,"fiscal_years":{"first":2009,"last":2009},"rows_total":1,"shown":1,"withheld":0,"matched_by":"principal investigator name at an organization in the practice state","rows":[{"project":"M01RR000043","title":"CLINICAL TRIAL: BNP AND HEAD TRAUMA","fiscal_year":2009,"amount_usd":"107832","organization":"UNIVERSITY OF SOUTHERN CALIFORNIA","source_url":"https://reporter.nih.gov/quickSearch/M01RR000043"}],"source":"grants"},"similar":[{"name":"David Liebeskind","slug":"david-liebeskind","institution":"University of Southern California","specialty":"Neurology","url":"https://www.findmykol.com/kol/david-liebeskind","json_url":"https://www.findmykol.com/kol/david-liebeskind/profile.json"},{"name":"Siamak Daneshmand","slug":"siamak-daneshmand","institution":"University of Southern California","specialty":"Urology","url":"https://www.findmykol.com/kol/siamak-daneshmand","json_url":"https://www.findmykol.com/kol/siamak-daneshmand/profile.json"},{"name":"David Freyer","slug":"david-freyer","institution":"University of Southern California","specialty":"Medical Oncology","url":"https://www.findmykol.com/kol/david-freyer","json_url":"https://www.findmykol.com/kol/david-freyer/profile.json"},{"name":"Andrew Moshfeghi","slug":"andrew-moshfeghi","institution":"University of Southern California","specialty":"Ophthalmology","url":"https://www.findmykol.com/kol/andrew-moshfeghi","json_url":"https://www.findmykol.com/kol/andrew-moshfeghi/profile.json"},{"name":"Peter Cole","slug":"peter-cole","specialty":"Emergency Medicine","url":"https://www.findmykol.com/kol/peter-cole","json_url":"https://www.findmykol.com/kol/peter-cole/profile.json"},{"name":"Abdullah Khan","slug":"abdullah-khan","specialty":"Pediatric Emergency Medicine","url":"https://www.findmykol.com/kol/abdullah-khan","json_url":"https://www.findmykol.com/kol/abdullah-khan/profile.json"},{"name":"Graham Nichol","slug":"graham-nichol","institution":"University of Washington","specialty":"Emergency Medicine","url":"https://www.findmykol.com/kol/graham-nichol","json_url":"https://www.findmykol.com/kol/graham-nichol/profile.json"},{"name":"Robert Neumar","slug":"robert-neumar","specialty":"Emergency Medicine","url":"https://www.findmykol.com/kol/robert-neumar","json_url":"https://www.findmykol.com/kol/robert-neumar/profile.json"}],"coverage":{"note":"A basic directory record. Sections absent here were not yet checked for this person, so absence means not yet looked, never none found.","not_yet_checked":["congress","network","presence","recognition"]},"not_included":{"note":"This document is the public layer: neutral facts cited to their source. Judgments (influence tier, archetype, trajectory commentary) and the itemized rows past each section's public teaser are account features and are not served here or to crawlers.","withheld_rows":{}},"sources":{"orcid":{"name":"ORCID","url":"https://orcid.org","provides":"The verified researcher identity that anchors authorship"},"identity":{"name":"NPPES (CMS)","url":"https://npiregistry.cms.hhs.gov","provides":"Identity, specialty and practice location for every U.S. clinician"},"works":{"name":"OpenAlex","url":"https://openalex.org","provides":"Citations, h-index, research topics, most-cited works and congress abstracts"},"trials":{"name":"ClinicalTrials.gov","url":"https://clinicaltrials.gov","provides":"Investigator roles on registered clinical studies"},"grants":{"name":"NIH RePORTER","url":"https://reporter.nih.gov","provides":"Federally funded research awards, by fiscal year"}},"methodology_url":"https://www.findmykol.com/about#methodology"}