{"npi":"1619829231","type":"NPI-1","status":"active","name":{"display":"Yasen Keyser Rph","other":[],"first":"YASEN","last":"KEYSER","credential":"RPH"},"specialty":{"primary_taxonomy":"1835P0018X","primary_taxonomy_description":"Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist","slug":"pharmacist-clinician-phc-clinical-pharmacy-specialist","schema_org_specialty":null,"all":[{"code":"1835P0018X","description":"Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist","primary":true,"state":"TX","license":"76663"}]},"addresses":[{"purpose":"LOCATION","street_1":"633 W WHEATLAND RD","city":"DUNCANVILLE","state":"TX","postal_code":"751164517","country_code":"US","phone":"9727800792"},{"purpose":"MAILING","street_1":"2612 EDGEVIEW CT","city":"RICHARDSON","state":"TX","postal_code":"750823824","country_code":"US"}],"license":{"state":"TX","number":"76663"},"identifiers":[],"pecos":{"enrolled_at":null,"enrollments":[]},"enumeration_date":"2026-02-14","last_updated":"2026-02-14","_meta":{"source":"NPPES","snapshot_date":"2026-02-14","doc_url":"https://findmynpi.com/api"}}