This position is responsible for the effective execution of all administrative matters in the clinic. + Responsible for timely cash collection from patient (including collection, bank-in, receipt issuance, billing, clearance of unmatched transactions and maintenance of patient payment records). + Responsible for timely processing and reconciliation of Sales Order to all patient (including issuance of Credit or Debit Note when applicable). + Application, validity monitoring and renewal for Guarantee Letter for patient. + Registration and setup of Customer Information into Customer Master Registration System. + Petty Cash custodian. + Ordering of clinic inventory, assets, and other purchases. + Monitoring and processing of vendor invoices into PSINOVA system + Assist in monthly accounts closing of clinic, including reconciliation of systems and documentations. + Preparation and reconciliation of invoices for submission to funding bodies + Provide administrative services including proper documentations, correspondence to third parties, filing, telephone works, and other office administration. + Management of account receivable which include issuance of SOA / LOD and follow up on outstanding with patients / other related parties. + Timely update of all reports. + To perform other duties as directed by Operations teams.