{"schema_version":"1","generated_at":"2026-10-28T13:52:20.452Z","data_as_of":null,"url":"https://www.findmykol.com/kol/william-loudon","json_url":"https://www.findmykol.com/kol/william-loudon/profile.json","record_kind":"basic","profile_kind":"clinical","person":{"slug":"william-loudon","name":"William Loudon","credential":"MD","specialty":"Neurological Surgery","specialty_raw":"Neurological Surgery","therapeutic_area":"Neurology","therapeutic_areas":["Neurology"],"institution":"Children's Hospital of Orange County","institution_url":"https://www.findmykol.com/institution/children-s-hospital-of-orange-county","city":"Laguna Niguel","state":"CA","region":{"label":"West","url":"https://www.findmykol.com/region/west"}},"identifiers":{"npi":"1437265816","orcid":"0000-0002-5296-4149","openalex":"A5006929927"},"summary":"William Loudon is a Neurology physician affiliated with Children's Hospital of Orange County. OpenAlex indexes 64 publications with 2,169 citations (h-index 20); ClinicalTrials.gov lists 1 registered study matched to this name.","overview":null,"focus":{"indications":[],"research_topics":["Neurology"]},"scholarship":{"works_count":64,"cited_by_count":2169,"h_index":20,"source":"works"},"trials":{"count":1,"shown":1,"withheld":0,"matched_by":"investigator name, confirmed against institution and geography","rows":[{"nct":"NCT04540445","title":"Utility of Pupillary Metrics in Diagnosis and Management of Concussion in Children","status":"UNKNOWN","role":"Site investigator","sponsor":"Children's Hospital of Orange County","source_url":"https://clinicaltrials.gov/study/NCT04540445","trial_url":"https://www.findmykol.com/trial/NCT04540445"}],"source":"trials"},"similar":[{"name":"Wyman Lai","slug":"wyman-lai","institution":"Children's Hospital of Orange County","specialty":"Pediatric Cardiology","url":"https://www.findmykol.com/kol/wyman-lai","json_url":"https://www.findmykol.com/kol/wyman-lai/profile.json"},{"name":"Terence Sanger","slug":"terence-sanger","institution":"Children's Hospital of Orange County","specialty":"Neurology with Special Qualifications in Child Neurology","url":"https://www.findmykol.com/kol/terence-sanger","json_url":"https://www.findmykol.com/kol/terence-sanger/profile.json"},{"name":"Coleen Cunningham","slug":"coleen-cunningham","institution":"Children's Hospital of Orange County","specialty":"Infectious Disease","url":"https://www.findmykol.com/kol/coleen-cunningham","json_url":"https://www.findmykol.com/kol/coleen-cunningham/profile.json"},{"name":"Courtney Thornburg","slug":"courtney-thornburg","institution":"Children's Hospital of Orange County","specialty":"Pediatric Hematology-Oncology","url":"https://www.findmykol.com/kol/courtney-thornburg","json_url":"https://www.findmykol.com/kol/courtney-thornburg/profile.json"},{"name":"Bruce Miller","slug":"bruce-miller","institution":"University of California, San Francisco (UCSF)","specialty":"Neurology","url":"https://www.findmykol.com/kol/bruce-miller","json_url":"https://www.findmykol.com/kol/bruce-miller/profile.json"},{"name":"Brett Kissela","slug":"brett-kissela","institution":"Medical College of Wisconsin","specialty":"Neurology","url":"https://www.findmykol.com/kol/brett-kissela","json_url":"https://www.findmykol.com/kol/brett-kissela/profile.json"},{"name":"Bradley Boeve","slug":"bradley-boeve","institution":"Mayo Clinic","specialty":"Neurology","url":"https://www.findmykol.com/kol/bradley-boeve","json_url":"https://www.findmykol.com/kol/bradley-boeve/profile.json"},{"name":"Richard Lipton","slug":"richard-lipton","institution":"Albert Einstein College of Medicine","specialty":"Neurology","url":"https://www.findmykol.com/kol/richard-lipton","json_url":"https://www.findmykol.com/kol/richard-lipton/profile.json"}],"coverage":{"note":"A basic record from the physician directory. Sections absent here were not yet checked for this person, so absence means not yet looked, never none found.","not_yet_checked":["funding","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"}},"methodology_url":"https://www.findmykol.com/about#methodology"}