{"npi":"1346247616","type":"NPI-1","status":"active","name":{"display":"Dr. Cynthia Chrosniak M.D.","other":[],"first":"CYNTHIA","last":"CHROSNIAK","middle":"G.","credential":"M.D."},"specialty":{"primary_taxonomy":"207Y00000X","primary_taxonomy_description":"Otolaryngology Physician","slug":"otolaryngology-physician","schema_org_specialty":null,"all":[{"code":"207Y00000X","description":"Otolaryngology Physician","primary":true,"state":"MD","license":"D51629"}]},"addresses":[{"purpose":"LOCATION","street_1":"18111 PRINCE PHILIP DR","city":"OLNEY","state":"MD","postal_code":"208321504","country_code":"US","street_2":"STE 224","phone":"3017740074","fax":"3017740640"},{"purpose":"MAILING","street_1":"18111 PRINCE PHILIP DR","city":"OLNEY","state":"MD","postal_code":"208321504","country_code":"US","street_2":"STE 224","phone":"3017740074","fax":"3017740640"}],"license":{"state":"MD","number":"D51629"},"identifiers":[{"type_code":"01","label":"Other","value":"0763-0005","state":"DC","issuer":"BCBS DC"},{"type_code":"01","label":"Other","value":"546886-03","state":"MD","issuer":"BCBS MD"},{"type_code":"01","label":"Other","value":"493371","state":null,"issuer":"NCPPO"},{"type_code":"01","label":"Other","value":"574524","state":null,"issuer":"AETNA US HEALTHCARE"},{"type_code":"01","label":"Other","value":"34864","state":"MD","issuer":"KAISER PERMANENTE"},{"type_code":"01","label":"Other","value":"06667","state":"MD","issuer":"PREFERRED HEALTH NETWORK"},{"type_code":"01","label":"Other","value":"350257","state":null,"issuer":"UNITED/MAMSI/ALLLIANCE"},{"type_code":"05","label":"Medicaid","value":"362003400","state":"MD","issuer":null},{"type_code":"01","label":"Other","value":"5619049-03","state":null,"issuer":"CIGNA"}],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20101008000219","type_code":"14-04","type_desc":"PRACTITIONER - OTOLARYNGOLOGY","state":"DC","pac_id":"3072612621"}]},"enumeration_date":"2005-07-01","last_updated":"2014-04-25","_meta":{"source":"NPPES","snapshot_date":"2014-04-25","doc_url":"https://findmynpi.com/api"}}