{"npi":"1073550844","type":"NPI-1","status":"active","name":{"display":"Dr. Juan Armstrong M.D.","other":[],"first":"JUAN","last":"ARMSTRONG","middle":"L.","credential":"M.D."},"specialty":{"primary_taxonomy":"208M00000X","primary_taxonomy_description":"Hospitalist","slug":"hospitalist","schema_org_specialty":"Internal","all":[{"code":"207R00000X","description":"Internal Medicine","primary":false,"state":"GA","license":"047288"},{"code":"208M00000X","description":"Hospitalist","primary":true,"state":"GA","license":"047288"}]},"addresses":[{"purpose":"LOCATION","street_1":"3000 HOSPITAL BLVD","city":"ROSWELL","state":"GA","postal_code":"300764915","country_code":"US","phone":"7707512777","fax":"7707512773"},{"purpose":"MAILING","street_1":"P.O. BOX 403631","city":"ATLANTA","state":"GA","postal_code":"303840001","country_code":"US","phone":"7707400895","fax":"7707400896"}],"license":{"state":"GA","number":"047288"},"identifiers":[{"type_code":"05","label":"Medicaid","value":"000830002D","state":"GA","issuer":null},{"type_code":"01","label":"Other","value":"110245573","state":"GA","issuer":"RR MCARE"}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20041129000243","type_code":"14-C6","type_desc":"PRACTITIONER - HOSPITALIST","state":"GA","pac_id":"1759346000"}]},"enumeration_date":"2006-06-01","last_updated":"2019-10-22","_meta":{"source":"NPPES","snapshot_date":"2019-10-22","doc_url":"https://findmynpi.com/api"}}