{"schema_version":"1","generated_at":"2026-11-10T16:53:35.355Z","data_as_of":null,"url":"https://www.findmykol.com/kol/lawrence-tsen","json_url":"https://www.findmykol.com/kol/lawrence-tsen/profile.json","record_kind":"basic","profile_kind":"clinical","person":{"slug":"lawrence-tsen","name":"Lawrence Tsen","credential":"MD","specialty":"Anesthesiology","specialty_raw":"Anesthesiology","therapeutic_area":"Anesthesiology","therapeutic_areas":["Anesthesiology"],"institution":"Brigham and Women's Hospital","institution_url":"https://www.findmykol.com/institution/brigham-and-women-s-hospital","city":"Boston","state":"MA","region":{"label":"Northeast","url":"https://www.findmykol.com/region/northeast"}},"identifiers":{"npi":"1427068527","orcid":"0000-0002-1964-723X","openalex":"A5029262692"},"summary":"Lawrence Tsen is an Anesthesiology physician affiliated with Brigham and Women's Hospital. OpenAlex indexes 224 publications with 5,207 citations (h-index 37); ClinicalTrials.gov lists 6 registered studies matched to this name. By OpenAlex citation count, this profile ranks in the top 10% of Anesthesiology profiles in the FindMyKOL directory.","overview":null,"focus":{"indications":[],"research_topics":["Anesthesiology"]},"scholarship":{"works_count":224,"cited_by_count":5207,"h_index":37,"citation_standing":{"top_percent":10,"cohort":"Anesthesiology","method":"https://www.findmykol.com/about#citation-standing"},"source":"works"},"trials":{"count":6,"shown":3,"withheld":3,"matched_by":"investigator name, confirmed against institution and geography","rows":[{"nct":"NCT04814537","title":"Optimal Bupivacaine Dose for Initiation of Labor Epidural Techniques","phase":"PHASE4","status":"COMPLETED","role":"Overall official","sponsor":"Brigham and Women's Hospital","source_url":"https://clinicaltrials.gov/study/NCT04814537","trial_url":"https://www.findmykol.com/trial/NCT04814537"},{"nct":"NCT03105518","title":"Predictors of Postoperative Pain Following Oocyte Retrieval for Assisted Reproduction","phase":"PHASE4","status":"ACTIVE_NOT_RECRUITING","role":"Overall official","sponsor":"Brigham and Women's Hospital","source_url":"https://clinicaltrials.gov/study/NCT03105518","trial_url":"https://www.findmykol.com/trial/NCT03105518"},{"nct":"NCT02368535","title":"Improving Teamwork in an Academic, Tertiary Care Labor and Delivery Unit","status":"COMPLETED","role":"Overall official","sponsor":"Brigham and Women's Hospital","source_url":"https://clinicaltrials.gov/study/NCT02368535","trial_url":"https://www.findmykol.com/trial/NCT02368535"}],"source":"trials"},"similar":[{"name":"Paul Ridker","slug":"paul-ridker","institution":"Brigham and Women's Hospital","specialty":"Cardiovascular Disease","url":"https://www.findmykol.com/kol/paul-ridker","json_url":"https://www.findmykol.com/kol/paul-ridker/profile.json"},{"name":"Scott Solomon","slug":"scott-solomon","institution":"Brigham and Women's Hospital","specialty":"Cardiovascular Disease","url":"https://www.findmykol.com/kol/scott-solomon","json_url":"https://www.findmykol.com/kol/scott-solomon/profile.json"},{"name":"Marc Pfeffer","slug":"marc-pfeffer","institution":"Brigham and Women's Hospital","specialty":"Cardiovascular Disease","url":"https://www.findmykol.com/kol/marc-pfeffer","json_url":"https://www.findmykol.com/kol/marc-pfeffer/profile.json"},{"name":"Marc Sabatine","slug":"marc-sabatine","institution":"Brigham and Women's Hospital","specialty":"Cardiovascular Disease","url":"https://www.findmykol.com/kol/marc-sabatine","json_url":"https://www.findmykol.com/kol/marc-sabatine/profile.json"},{"name":"William Clark","slug":"william-clark-sc","specialty":"Anesthesiology","url":"https://www.findmykol.com/kol/william-clark-sc","json_url":"https://www.findmykol.com/kol/william-clark-sc/profile.json"},{"name":"Nicholas Kassebaum","slug":"nicholas-kassebaum","institution":"Seattle Children's Hospital","specialty":"Anesthesiology","url":"https://www.findmykol.com/kol/nicholas-kassebaum","json_url":"https://www.findmykol.com/kol/nicholas-kassebaum/profile.json"},{"name":"Daniel Sessler","slug":"daniel-sessler","institution":"Outcomes Research Consortium","specialty":"Anesthesiology","url":"https://www.findmykol.com/kol/daniel-sessler","json_url":"https://www.findmykol.com/kol/daniel-sessler/profile.json"},{"name":"Clifford Deutschman","slug":"clifford-deutschman","specialty":"Anesthesiology","url":"https://www.findmykol.com/kol/clifford-deutschman","json_url":"https://www.findmykol.com/kol/clifford-deutschman/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":["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":{"trials":3}},"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"}