{"npi":"1144780933","type":"NPI-1","status":"active","name":{"display":"Alexandra Castillejos Ellenthal MD","other":[],"first":"ALEXANDRA","last":"CASTILLEJOS ELLENTHAL","middle":"G","credential":"MD"},"specialty":{"primary_taxonomy":"207W00000X","primary_taxonomy_description":"Ophthalmology Physician","slug":"ophthalmology-physician","schema_org_specialty":null,"all":[{"code":"207W00000X","description":"Ophthalmology Physician","primary":true,"state":"CA","license":"A201789"}]},"addresses":[{"purpose":"LOCATION","street_1":"342 F ST","city":"CHULA VISTA","state":"CA","postal_code":"919102625","country_code":"US","phone":"6194221471"},{"purpose":"MAILING","street_1":"342 F ST","city":"CHULA VISTA","state":"CA","postal_code":"919102625","country_code":"US","phone":"6194221471"}],"license":{"state":"CA","number":"A201789"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20230920004117","type_code":"14-18","type_desc":"PRACTITIONER - OPHTHALMOLOGY","state":"NC","pac_id":"5496086209"},{"enrlmt_id":"I20250811002821","type_code":"14-18","type_desc":"PRACTITIONER - OPHTHALMOLOGY","state":"CA","pac_id":"5496086209"}]},"enumeration_date":"2019-03-20","last_updated":"2026-02-19","_meta":{"source":"NPPES","snapshot_date":"2026-02-19","doc_url":"https://findmynpi.com/api"}}