{"schema_version":"1","generated_at":"2026-10-29T09:47:53.901Z","data_as_of":null,"url":"https://www.findmykol.com/kol/andrew-mason","json_url":"https://www.findmykol.com/kol/andrew-mason/profile.json","record_kind":"basic","profile_kind":"clinical","person":{"slug":"andrew-mason","name":"Andrew Mason","credential":"MD","specialty":"Gastroenterology","specialty_raw":"Gastroenterology","therapeutic_area":"Gastroenterology","therapeutic_areas":["Gastroenterology"],"city":"Albuquerque","state":"NM","region":{"label":"West","url":"https://www.findmykol.com/region/west"}},"identifiers":{"npi":"1265431563"},"summary":"Andrew Mason is a Gastroenterology physician. ClinicalTrials.gov lists 3 registered studies matched to this name.","overview":null,"focus":{"indications":[],"research_topics":["Gastroenterology"]},"scholarship":{"note":"Research metrics are not shown for this record: either no confident publication match for this name, or more than one clinician shares the matched author record."},"trials":{"count":3,"shown":2,"withheld":0,"matched_by":"investigator name, confirmed against institution and geography","rows":[{"nct":"NCT00608894","title":"LCP-Tacro vs. Azathioprine for the Treatment of Autoimmune Hepatitis","phase":"PHASE2","status":"TERMINATED","role":"Overall official","sponsor":"Veloxis Pharmaceuticals","source_url":"https://clinicaltrials.gov/study/NCT00608894","trial_url":"https://www.findmykol.com/trial/NCT00608894"},{"nct":"NCT00490620","title":"Study of Combivir for Patients With Primary Biliary Cirrhosis","phase":"PHASE2/PHASE3","status":"COMPLETED","role":"Overall official","sponsor":"University of Alberta","source_url":"https://clinicaltrials.gov/study/NCT00490620","trial_url":"https://www.findmykol.com/trial/NCT00490620"}],"source":"trials"},"payments":{"company_count":10,"program_years":{"first":2021,"last":null},"rows_total":14,"shown":3,"withheld":11,"rows":[{"payer":"ABBVIE INC.","program_year":2025,"amount_usd":47.13,"payment_count":2,"source_url":"https://openpaymentsdata.cms.gov/search?query=1265431563"},{"payer":"ABBVIE INC.","program_year":2024,"amount_usd":38.89,"payment_count":2,"source_url":"https://openpaymentsdata.cms.gov/search?query=1265431563"},{"payer":"Olympus America Inc.","program_year":2024,"amount_usd":32.8,"payment_count":2,"source_url":"https://openpaymentsdata.cms.gov/search?query=1265431563"}],"record_url":"https://openpaymentsdata.cms.gov/search?query=1265431563","source":"payments"},"prescribing":{"data_year":2024,"areas_total":2,"areas_shown":2,"areas":[{"area":"Metabolism & gastrointestinal","share_pct":95.9,"classes_total":4,"classes":[{"class":"Proton pump inhibitor","setting":"prescribed","share_pct":75.2,"drugs":[{"name":"Omeprazole","share_pct":66.1},{"name":"Pantoprazole Sodium","share_pct":26.7},{"name":"Esomeprazole Magnesium","share_pct":7.2}],"max_beneficiaries":null},{"class":"Aminosalicylate","setting":"prescribed","share_pct":9.9,"drugs":[{"name":"Mesalamine","share_pct":64.5},{"name":"Balsalazide Disodium","share_pct":35.5}],"max_beneficiaries":null}]},{"area":"Cancer & immunology","share_pct":4.1,"classes_total":1,"classes":[{"class":"TNF inhibitor","setting":"prescribed","share_pct":4.1,"drugs":[{"name":"Humira Pen","share_pct":100}],"max_beneficiaries":null}]}],"care_setting":{"dominant":"mixed","data_year":2024,"office_pct":45.2,"facility_pct":54.8},"source":"medicare"},"contact":{"address_1":"7788 JEFFERSON ST NE","city":"Albuquerque","state":"NM","zip":"871094342","phone":"505-999-1600","source_url":"https://npiregistry.cms.hhs.gov/provider-view/1265431563","source":"identity"},"similar":[{"name":"Charles Rice","slug":"charles-rice","institution":"The Rockefeller University","specialty":"Gastroenterology","url":"https://www.findmykol.com/kol/charles-rice","json_url":"https://www.findmykol.com/kol/charles-rice/profile.json"},{"name":"Edward Loftus","slug":"edward-loftus","institution":"Mayo Clinic Rochester","specialty":"Gastroenterology","url":"https://www.findmykol.com/kol/edward-loftus","json_url":"https://www.findmykol.com/kol/edward-loftus/profile.json"},{"name":"Naga Chalasani","slug":"naga-chalasani","institution":"Indiana University School of Medicine","specialty":"Gastroenterology","url":"https://www.findmykol.com/kol/naga-chalasani","json_url":"https://www.findmykol.com/kol/naga-chalasani/profile.json"},{"name":"Bruce Sands","slug":"bruce-sands","institution":"Icahn School of Medicine at Mount Sinai","specialty":"Gastroenterology","url":"https://www.findmykol.com/kol/bruce-sands","json_url":"https://www.findmykol.com/kol/bruce-sands/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":{"payments":11}},"sources":{"identity":{"name":"NPPES (CMS)","url":"https://npiregistry.cms.hhs.gov","provides":"Identity, specialty and practice location for every U.S. clinician","coverage":"Practice location (not mailing) from the NPPES record","record_last_updated":"2026-01-28","provider_certified":"2026-01-28","collected_at":"2026-10-27T00:00:00.000Z"},"trials":{"name":"ClinicalTrials.gov","url":"https://clinicaltrials.gov","provides":"Investigator roles on registered clinical studies"},"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"},"medicare":{"name":"CMS Medicare Part D Prescribers and Part B","url":"https://data.cms.gov/provider-summary-by-type-of-service","provides":"Share of this prescriber's Medicare fee-for-service prescribing by drug class and therapeutic area, classified with WHO ATC and NLM RxClass","disclaimer":"Proportions of the prescriber's own classified prescribing, never patient counts or dollar amounts. Fee-for-service only; CMS publishes about 17 months after the fact and suppresses counts of ten patients or fewer.","data_year":2024}},"methodology_url":"https://www.findmykol.com/about#methodology"}