{"npi":"1467427682","type":"NPI-1","status":"active","name":{"display":"Dr. David Gustavison D.O.","other":[],"first":"DAVID","last":"GUSTAVISON","middle":"KEVIN","credential":"D.O."},"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":"MI","license":"5101010467"},{"code":"2083X0100X","description":"Occupational Medicine Physician","primary":false,"state":"MI","license":"5101010467"}]},"addresses":[{"purpose":"LOCATION","street_1":"900 COOPER AVE","city":"SAGINAW","state":"MI","postal_code":"486025182","country_code":"US","street_2":"SUITE 4400","phone":"9895834401","fax":"9895834409"},{"purpose":"MAILING","street_1":"1447 N HARRISON ST","city":"SAGINAW","state":"MI","postal_code":"486024727","country_code":"US","phone":"9895834401","fax":"9895834409"}],"license":{"state":"MI","number":"5101010467"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"3508260","state":"MI","issuer":null}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20031209000331","type_code":"14-08","type_desc":"PRACTITIONER - FAMILY PRACTICE","state":"MI","pac_id":"0648176958"}]},"enumeration_date":"2006-02-21","last_updated":"2014-09-03","_meta":{"source":"NPPES","snapshot_date":"2014-09-03","doc_url":"https://findmynpi.com/api"}}