{"npi":"1982819702","type":"NPI-1","status":"active","name":{"display":"Merrill Shum M.D.","other":[],"first":"MERRILL","last":"SHUM","middle":"K","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":false,"state":"PA","license":"MD428611"},{"code":"207RH0003X","description":"Hematology & Oncology","primary":true,"state":"CA","license":"A98845"}]},"addresses":[{"purpose":"LOCATION","street_1":"8135 PAINTER AVE","city":"WHITTIER","state":"CA","postal_code":"906023158","country_code":"US","street_2":"SUITE 103","phone":"5626986888","fax":"5626985855"},{"purpose":"MAILING","street_1":"18000 STUDEBAKER RD STE 800","city":"CERRITOS","state":"CA","postal_code":"907032671","country_code":"US","phone":"5627353226","fax":"5628691281"}],"license":{"state":"CA","number":"A98845"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20111220000216","type_code":"14-83","type_desc":"PRACTITIONER - HEMATOLOGY/ONCOLOGY","state":"CA","pac_id":"3274634878"}]},"enumeration_date":"2007-05-14","last_updated":"2019-08-19","_meta":{"source":"NPPES","snapshot_date":"2019-08-19","doc_url":"https://findmynpi.com/api"}}