{"npi":"1669596995","type":"NPI-1","status":"active","name":{"display":"Ms. Ellen Hartwick LCSW","other":[],"first":"ELLEN","last":"HARTWICK","credential":"LCSW"},"specialty":{"primary_taxonomy":"1041C0700X","primary_taxonomy_description":"Clinical Social Worker","slug":"clinical-social-worker","schema_org_specialty":null,"all":[{"code":"1041C0700X","description":"Clinical Social Worker","primary":true,"state":"CA","license":"LCS 21600"}]},"addresses":[{"purpose":"LOCATION","street_1":"4001 LONG BEACH BLVD","city":"LONG BEACH","state":"CA","postal_code":"908072616","country_code":"US","phone":"5624277671","fax":"5625954704"},{"purpose":"MAILING","street_1":"4001 LONG BEACH BLVD","city":"LONG BEACH","state":"CA","postal_code":"908072616","country_code":"US","phone":"5624277671","fax":"5625954704"}],"license":{"state":"CA","number":"LCS 21600"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20260127002674","type_code":"14-80","type_desc":"PRACTITIONER - CLINICAL SOCIAL WORKER","state":"CA","pac_id":"1355829847"}]},"enumeration_date":"2007-03-19","last_updated":"2009-07-21","_meta":{"source":"NPPES","snapshot_date":"2009-07-21","doc_url":"https://findmynpi.com/api"}}