{"schema_version":"1","generated_at":"2026-11-09T20:54:45.729Z","data_as_of":null,"url":"https://www.findmykol.com/kol/vivian-gahtan","json_url":"https://www.findmykol.com/kol/vivian-gahtan/profile.json","record_kind":"basic","profile_kind":"clinical","person":{"slug":"vivian-gahtan","name":"Vivian Gahtan","credential":"MD","specialty":"Vascular Surgery","specialty_raw":"Vascular Surgery","therapeutic_area":"Cardiology","therapeutic_areas":["Cardiology"],"institution":"Loyola University Chicago","institution_url":"https://www.findmykol.com/institution/loyola-university-chicago","city":"Maywood","state":"IL","region":{"label":"Midwest","url":"https://www.findmykol.com/region/midwest"}},"identifiers":{"npi":"1518911619","orcid":"0000-0003-3602-4904","openalex":"A5080447469"},"summary":"Vivian Gahtan is a Cardiology physician affiliated with Loyola University Chicago. OpenAlex indexes 167 publications with 3,382 citations (h-index 33).","overview":null,"focus":{"indications":[],"research_topics":["Cardiology"]},"scholarship":{"works_count":167,"cited_by_count":3382,"h_index":33,"latest_activity_year":2025,"source":"works"},"payments":{"company_count":4,"program_years":{"first":2021,"last":null},"rows_total":5,"shown":3,"withheld":2,"rows":[{"payer":"Medtronic, Inc.","program_year":2025,"amount_usd":175.7,"payment_count":1,"source_url":"https://openpaymentsdata.cms.gov/search?query=1518911619"},{"payer":"Bard Peripheral Vascular, Inc.","program_year":2025,"amount_usd":78.09,"payment_count":1,"source_url":"https://openpaymentsdata.cms.gov/search?query=1518911619"},{"payer":"Inari Medical, Inc.","program_year":2024,"amount_usd":174.26,"payment_count":2,"source_url":"https://openpaymentsdata.cms.gov/search?query=1518911619"}],"record_url":"https://openpaymentsdata.cms.gov/search?query=1518911619","source":"payments"},"funding":{"award_count":1,"fiscal_years":{"first":2020,"last":2020},"rows_total":1,"shown":1,"withheld":0,"matched_by":"principal investigator name at an organization in the practice state","rows":[{"project":"R01HL133577","title":"The Role of the Thrombospondins in Intimal Hyperplasia","fiscal_year":2020,"amount_usd":"382291","organization":"LOYOLA UNIVERSITY CHICAGO","source_url":"https://reporter.nih.gov/quickSearch/R01HL133577"}],"source":"grants"},"similar":[{"name":"Marisa Luck","slug":"marisa-luck","institution":"Loyola University Chicago","specialty":"Dermatology","url":"https://www.findmykol.com/kol/marisa-luck","json_url":"https://www.findmykol.com/kol/marisa-luck/profile.json"},{"name":"Amal Jubran","slug":"amal-jubran","institution":"Loyola University Chicago","specialty":"Pulmonary Disease","url":"https://www.findmykol.com/kol/amal-jubran","json_url":"https://www.findmykol.com/kol/amal-jubran/profile.json"},{"name":"Elizabeth Mueller","slug":"elizabeth-mueller","institution":"Loyola University Chicago","specialty":"Urology","url":"https://www.findmykol.com/kol/elizabeth-mueller","json_url":"https://www.findmykol.com/kol/elizabeth-mueller/profile.json"},{"name":"Thomas Layden","slug":"thomas-layden","institution":"Loyola University Chicago","specialty":"Gastroenterology","url":"https://www.findmykol.com/kol/thomas-layden","json_url":"https://www.findmykol.com/kol/thomas-layden/profile.json"},{"name":"Deepak Bhatt","slug":"deepak-bhatt","institution":"Icahn School of Medicine at Mount Sinai","specialty":"Interventional Cardiology","url":"https://www.findmykol.com/kol/deepak-bhatt","json_url":"https://www.findmykol.com/kol/deepak-bhatt/profile.json"},{"name":"Harlan Krumholz","slug":"harlan-krumholz","institution":"Yale School of Medicine","specialty":"Cardiovascular Disease","url":"https://www.findmykol.com/kol/harlan-krumholz","json_url":"https://www.findmykol.com/kol/harlan-krumholz/profile.json"},{"name":"Martin Leon","slug":"martin-leon","institution":"Columbia University Irving Medical Center","specialty":"Interventional Cardiology","url":"https://www.findmykol.com/kol/martin-leon","json_url":"https://www.findmykol.com/kol/martin-leon/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"}],"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":{"payments":2}},"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"},"payments":{"name":"CMS Open Payments","url":"https://openpaymentsdata.cms.gov","provides":"Industry payments reported to CMS, by company and program year","disclaimer":"Payments are publicly reported to CMS. Their existence does not imply wrongdoing; CMS does not interpret these data.","coverage":"Program years 2021 onward"},"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"}