{"npi":"1215067913","type":"NPI-1","status":"active","name":{"display":"Dr. David Calef MD","other":[],"first":"DAVID","last":"CALEF","middle":"A","credential":"MD"},"specialty":{"primary_taxonomy":"207Q00000X","primary_taxonomy_description":"Family Medicine","slug":"family-medicine","schema_org_specialty":"PrimaryCare","all":[{"code":"207Q00000X","description":"Family Medicine","primary":true,"state":"MA","license":"42610"}]},"addresses":[{"purpose":"LOCATION","street_1":"33 AVON ST","city":"WAKEFIELD","state":"MA","postal_code":"018802310","country_code":"US","phone":"7812450402","fax":"7812460847"},{"purpose":"MAILING","street_1":"33 AVON ST","city":"WAKEFIELD","state":"MA","postal_code":"018802310","country_code":"US","phone":"7812450402","fax":"7812460847"}],"license":{"state":"MA","number":"42610"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"2061198","state":"MA","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20051107000720","type_code":"14-08","type_desc":"PRACTITIONER - FAMILY PRACTICE","state":"MA","pac_id":"4880612928"}]},"enumeration_date":"2007-03-06","last_updated":"2021-01-20","_meta":{"source":"NPPES","snapshot_date":"2021-01-20","doc_url":"https://findmynpi.com/api"}}