The document contains two sample authorization letters for PhilHealth. Too busy to go to the PhilHealth office?Learn how to make an authorization letter so your representative can transact with PhilHealth on your behalf. Clemencia M. Pobeda authorizes her daughter, Ma. Melissa M. Pobeda, to be responsible for applying for her PhilHealth Membership. I, Princess Natalie Rubianes, am writing this letter to authorize Maria Teresa Castañeda to act on my behalf regarding my PhilHealth-related transactions. To obtain a letter of authorization (LOA), a nonprofit volunteer health clinic must apply online through the Georgia Tax Center (GTC). Hence, the need for "charge to future claims". Specific details, such as the "name of the Procuring Entity" and "address for bid submission," should be furnished in the Instructions to Bidders, Bid Data. Agricultural Credit Policy Council. Authority of the Freeport Area of Bataan.