Santos Doctors Hospital (GSDH) were investigated for health insurance fraud. In Iloilo, eye-doctor claims for 2,071 operations in 2006 amounting to PHP16 million in professional fees were also investigated. A hospital in Davao City also noticed that a janitor, not a PhilHealth member, had been lying in bed to claim benefits as a PhilHealth-accredited patient. Also in 2006, PhilHealth revoked the accreditation of Sara Medical Clinic in Midsayap for admitting ghost patients. 2018, A lawmaker was shocked to find out that Philhealth interim president Celestina Dela Serna spent one year living at a hotel worth P3,800 per night instead of renting a condominium unit or apartment in Metro Manila. Negros Oriental Rep. Arnulfo Teves said he and House Speaker Pantaleon Alvarez had the chance to talk to Dela Serna during an event at the House of Representatives, and they were appalled at her extravagant lifestyle. "She admitted to staying in the hotel for one year or more… More or less one year sa hotel siya nakatira charged to Philhealth and she said she thought it was okay, that's why she did it," he said. Teves said Dela Serna told him and Alvarez that she stayed at Legend Villas, where rooms are worth at least P3,800 a night. A Change.org petition was made by a group of overseas Filipino workers (OFWs) to scrap the agency's directive to increase the mandatory contribution collection to 3%. The petition refers to PhilHealth Circular 2020-0014, dated April 2, 2020, in which the current OFW salaries are affected especially in the ongoing pandemic. President Rodrigo Duterte then suspends the collections, and the agency is looking at a longer payment period following backlash. On July 24, 2020, anti-fraud legal officer Thorrsson Montes Keith resigned due to rampant corruption and anomalies within the agency. His salary and hazard pay have been delayed from the time he started and his resignation would be effective August 31. , . PhilHealth has yet to receive the resignation letter and a statement in response. The Senate is looking to investigate the allegation. On August 25, 2021, Senator Richard Gordon presented the Senate blue ribbon committee report containing the findings of its 2019 investigation into the alleged fraud and corruption within the state-run health insurer. Video footage inside the report included a PhilHealth Regional Vice President receiving a gift which turned out to be a girl wearing a bra and underwear dancing in