Patient Portal. Patient Portal. Ocracoke Health Center. 305 Back Road PO Box 543 Ocracoke, NC 27960 (252) 928-1511 phone (252) 928-7391 fax. Engelhard Medical Center. 33270 US Hwy 264 PO Box 277 Engelhard, NC 27824 (252) 925-7000 phone (252) 925-7700 fax. Visit EMC website..