{"result_count":1,"results":[{"addresses":[{"address_1":"224D CORNWALL ST NW STE 403","address_purpose":"MAILING","address_type":"DOM","city":"LEESBURG","country_code":"US","country_name":"United States","fax_number":"571-291-9786","postal_code":"201762704","state":"VA","telephone_number":"703-737-6010"},{"address_1":"19441 GOLF VISTA PLAZA SUITE 230 & 310","address_purpose":"LOCATION","address_type":"DOM","city":"LEESBURG","country_code":"US","country_name":"United States","fax_number":"703-729-3422","postal_code":"201768272","state":"VA","telephone_number":"703-729-3420"}],"basic":{"certification_date":"2026-03-20","credential":"MD, MSPH","enumeration_date":"2012-03-17","first_name":"MARCUS","last_name":"JENNINGS","last_updated":"2026-03-20","middle_name":"DARRELL","name_prefix":"Dr.","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1332019415000","endpoints":[{"address_1":"6201 Annapolis Rd","address_type":"DOM","affiliation":"N","city":"Landover Hills","contentTypeDescription":"","country_code":"US","country_name":"United States","endpoint":"MDExchange@patientfirstclinics.com","endpointDescription":"email","endpointType":"DIRECT","endpointTypeDescription":"Direct Messaging Address","postal_code":"207841307","state":"MD","use":"HIE","useDescription":"Health Information Exchange (HIE)"}],"enumeration_type":"NPI-1","identifiers":[{"code":"05","desc":"MEDICAID","identifier":"1114292588","issuer":null,"state":"VA"},{"code":"05","desc":"MEDICAID","identifier":"30017455970001","issuer":null,"state":"VA"}],"last_updated_epoch":"1774024541000","number":"1114292588","other_names":[],"practiceLocations":[{"address_1":"6201 ANNAPOLIS RD","address_purpose":"LOCATION","address_type":"DOM","city":"LANDOVER HILLS","country_code":"US","country_name":"United States","postal_code":"207841307","state":"MD","telephone_number":"301-276-3377"},{"address_1":"2139 GEORGIA AVENUE NW 4TH FLOOR","address_purpose":"LOCATION","address_type":"DOM","city":"WASHINGTON","country_code":"US","country_name":"United States","postal_code":"200608272","state":"DC","telephone_number":"202-865-3200"}],"taxonomies":[{"code":"207Q00000X","desc":"Family Medicine","license":"D0092220","primary":false,"state":"MD","taxonomy_group":""},{"code":"207Q00000X","desc":"Family Medicine","license":"0101274037","primary":false,"state":"VA","taxonomy_group":""},{"code":"207Q00000X","desc":"Family Medicine","license":"MD049407","primary":true,"state":"DC","taxonomy_group":""},{"code":"207QS1201X","desc":"Family Medicine, Sleep Medicine","license":"MD049407","primary":false,"state":"DC","taxonomy_group":""}]}]}