{"result_count":1,"results":[{"addresses":[{"address_1":"280 WASHINGTON ST STE 212","address_purpose":"LOCATION","address_type":"DOM","city":"BRIGHTON","country_code":"US","country_name":"United States","fax_number":"617-783-7104","postal_code":"021353511","state":"MA","telephone_number":"617-783-7100"},{"address_1":"PO BOX 590129","address_purpose":"MAILING","address_type":"DOM","city":"NEWTON CENTER","country_code":"US","country_name":"United States","postal_code":"024590002","state":"MA","telephone_number":"617-783-7100"}],"basic":{"authorized_official_credential":"MD","authorized_official_first_name":"MARK","authorized_official_last_name":"AMSTER","authorized_official_middle_name":"STEWART","authorized_official_name_prefix":"Dr.","authorized_official_name_suffix":"--","authorized_official_telephone_number":"6177837100","authorized_official_title_or_position":"CEO-President","certification_date":"2025-12-04","enumeration_date":"2006-08-21","last_updated":"2025-12-04","organization_name":"NEWTON WATERTOWN DERMATOLOGY ASSOC. PC","organizational_subpart":"NO","status":"A"},"created_epoch":"1156184562000","endpoints":[],"enumeration_type":"NPI-2","identifiers":[],"last_updated_epoch":"1764880699000","number":"1558477869","other_names":[],"practiceLocations":[{"address_1":"60 DEDHAM AVE STE 206","address_purpose":"LOCATION","address_type":"DOM","city":"NEEDHAM","country_code":"US","country_name":"United States","fax_number":"617-783-7104","postal_code":"024923061","state":"MA","telephone_number":"617-783-7100"},{"address_1":"800 FALMOUTH RD STE 101B","address_purpose":"LOCATION","address_type":"DOM","city":"MASHPEE","country_code":"US","country_name":"United States","fax_number":"617-783-7104","postal_code":"026493348","state":"MA","telephone_number":"617-762-7100"}],"taxonomies":[{"code":"207N00000X","desc":"Dermatology","license":"70448","primary":true,"state":"MA","taxonomy_group":"193400000X - Single Specialty Group"}]}]}