{"npi":"1306928965","type":"NPI-1","status":"active","name":{"display":"Dr. Mark Whitten","other":[],"first":"MARK","last":"WHITTEN","middle":"E"},"specialty":{"primary_taxonomy":"207W00000X","primary_taxonomy_description":"Ophthalmology Physician","slug":"ophthalmology-physician","schema_org_specialty":null,"all":[{"code":"207W00000X","description":"Ophthalmology Physician","primary":true,"state":"MD","license":"D29547"}]},"addresses":[{"purpose":"LOCATION","street_1":"37767 MARKET DR","city":"CHARLOTTE HALL","state":"MD","postal_code":"206223188","country_code":"US","phone":"3018255755"},{"purpose":"MAILING","street_1":"41575 KNIGHT RD","city":"LEONARDTOWN","state":"MD","postal_code":"206502226","country_code":"US","phone":"3018255755"}],"license":{"state":"MD","number":"D29547"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20110314000796","type_code":"14-18","type_desc":"PRACTITIONER - OPHTHALMOLOGY","state":"DC","pac_id":"4688763576"},{"enrlmt_id":"I20110520000432","type_code":"14-18","type_desc":"PRACTITIONER - OPHTHALMOLOGY","state":"MD","pac_id":"4688763576"}]},"enumeration_date":"2006-10-20","last_updated":"2016-07-19","_meta":{"source":"NPPES","snapshot_date":"2016-07-19","doc_url":"https://findmynpi.com/api"}}