{"npi":"1689093692","type":"NPI-1","status":"active","name":{"display":"Arash Velayati M.D.","other":[],"first":"ARASH","last":"VELAYATI","credential":"M.D."},"specialty":{"primary_taxonomy":"207RH0003X","primary_taxonomy_description":"Hematology & Oncology","slug":"hematology-oncology","schema_org_specialty":"Oncologic","all":[{"code":"207RH0003X","description":"Hematology & Oncology","primary":true,"state":"CA","license":"C169974"}]},"addresses":[{"purpose":"LOCATION","street_1":"2279 45TH ST","city":"SACRAMENTO","state":"CA","postal_code":"958171514","country_code":"US","phone":"9167345959"},{"purpose":"MAILING","street_1":"4501 X ST STE 3016","city":"SACRAMENTO","state":"CA","postal_code":"958172229","country_code":"US","phone":"9167343772"}],"license":{"state":"CA","number":"C169974"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20250807002609","type_code":"14-83","type_desc":"PRACTITIONER - HEMATOLOGY/ONCOLOGY","state":"CA","pac_id":"0446551048"}]},"enumeration_date":"2014-04-08","last_updated":"2025-08-14","_meta":{"source":"NPPES","snapshot_date":"2025-08-14","doc_url":"https://findmynpi.com/api"}}