{"schema_version":"1","generated_at":"2026-11-01T16:20:43.782Z","data_as_of":null,"url":"https://www.findmykol.com/kol/bernard-aserkoff","json_url":"https://www.findmykol.com/kol/bernard-aserkoff/profile.json","record_kind":"basic","profile_kind":"clinical","person":{"slug":"bernard-aserkoff","name":"Bernard Aserkoff","credential":"MD","specialty":"Gastroenterology","specialty_raw":"Gastroenterology","therapeutic_area":"Gastroenterology","therapeutic_areas":["Gastroenterology"],"institution":"Massachusetts General Hospital","institution_url":"https://www.findmykol.com/institution/massachusetts-general-hospital","city":"Boston","state":"MA","region":{"label":"Northeast","url":"https://www.findmykol.com/region/northeast"}},"identifiers":{"npi":"1851381123","openalex":"A5055205497"},"summary":"Bernard Aserkoff is a Gastroenterology physician affiliated with Massachusetts General Hospital. OpenAlex indexes 12 publications with 558 citations (h-index 6).","overview":null,"focus":{"indications":[],"research_topics":["Gastroenterology"]},"scholarship":{"works_count":12,"cited_by_count":558,"h_index":6,"latest_activity_year":1998,"source":"works"},"publications":{"total":12,"shown":5,"withheld":7,"matched_by":"OpenAlex author record","recent":[{"title":"Reply","year":1998,"journal":"Gastroenterology","source_url":"https://doi.org/10.1016/s0016-5085(98)70291-4","status":"verified"},{"title":"Physician specialty and variations in the cost of treating patients with acute upper gastrointestinal bleeding","year":1997,"journal":"Gastroenterology","source_url":"https://doi.org/10.1053/gast.1997.v113.pm9352845","status":"verified"},{"title":"Case 37-1983","year":1983,"journal":"New England Journal of Medicine","source_url":"https://doi.org/10.1056/nejm198309153091108","status":"verified"},{"title":"Case 12-1979","year":1979,"journal":"New England Journal of Medicine","source_url":"https://doi.org/10.1056/nejm197903223001208","status":"verified"},{"title":"Case 7-1978","year":1978,"journal":"New England Journal of Medicine","source_url":"https://doi.org/10.1056/nejm197802232980809","status":"verified"}],"source":"works"},"contact":{"address_1":"55 FRUIT ST","address_2":"BLK 465C GASTROENTEROLOGY ASSOCIATES","city":"Boston","state":"MA","zip":"021142696","phone":"617-724-5995","source_url":"https://npiregistry.cms.hhs.gov/provider-view/1851381123","source":"identity"},"similar":[{"name":"Keith Flaherty","slug":"keith-flaherty","institution":"Massachusetts General Hospital","specialty":"Medical Oncology","url":"https://www.findmykol.com/kol/keith-flaherty","json_url":"https://www.findmykol.com/kol/keith-flaherty/profile.json"},{"name":"James Januzzi","slug":"james-januzzi","institution":"Massachusetts General Hospital","specialty":"Cardiovascular Disease","url":"https://www.findmykol.com/kol/james-januzzi","json_url":"https://www.findmykol.com/kol/james-januzzi/profile.json"},{"name":"Maurizio Fava","slug":"maurizio-fava","institution":"Massachusetts General Hospital","specialty":"Psychiatry","url":"https://www.findmykol.com/kol/maurizio-fava","json_url":"https://www.findmykol.com/kol/maurizio-fava/profile.json"},{"name":"Steven Greenberg","slug":"steven-greenberg","institution":"Massachusetts General Hospital","specialty":"Neurology","url":"https://www.findmykol.com/kol/steven-greenberg","json_url":"https://www.findmykol.com/kol/steven-greenberg/profile.json"},{"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":{"publications":7}},"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":"2014-01-31","collected_at":"2026-10-31T00:00:00.000Z"},"works":{"name":"OpenAlex","url":"https://openalex.org","provides":"Citations, h-index, research topics, most-cited works and congress abstracts"}},"methodology_url":"https://www.findmykol.com/about#methodology"}