{"npi":"1992728414","type":"NPI-1","status":"active","name":{"display":"Lee Tat Chan M.D.","other":[],"first":"LEE TAT","last":"CHAN","credential":"M.D."},"specialty":{"primary_taxonomy":"207R00000X","primary_taxonomy_description":"Internal Medicine","slug":"internal-medicine","schema_org_specialty":"Internal","all":[{"code":"207R00000X","description":"Internal Medicine","primary":true,"state":"CA","license":"A60670"}]},"addresses":[{"purpose":"LOCATION","street_1":"416 16TH AVE","city":"SAN FRANCISCO","state":"CA","postal_code":"941182812","country_code":"US","phone":"4152210177"},{"purpose":"MAILING","street_1":"416 16TH AVE","city":"SAN FRANCISCO","state":"CA","postal_code":"941182812","country_code":"US"}],"license":{"state":"CA","number":"A60670"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20040929001143","type_code":"14-11","type_desc":"PRACTITIONER - INTERNAL MEDICINE","state":"CA","pac_id":"5092784637"}]},"enumeration_date":"2006-07-25","last_updated":"2007-07-08","_meta":{"source":"NPPES","snapshot_date":"2007-07-08","doc_url":"https://findmynpi.com/api"}}