DOJ Charges 455 In $6.5 Billion Health-Care Fraud Takedown, Including $270 Million Medi-Cal Case
The Justice Department charged 455 people in a nationwide health-care fraud sweep tied to about $6.5 billion in alleged losses, federal officials said.[1]
Officials announced the indictments on Tuesday, June 23, 2026, and said the operation involved coordinated federal and state actions across multiple districts.[1]
Federal prosecutors in the Central District of California charged 10 defendants as part of the sweep, the Justice Department said.[1] Five people in the greater Los Angeles area were arrested in an alleged scheme that submitted nearly $270 million in fraudulent Medi-Cal claims, of which Medi-Cal paid out more than $178 million.[1] Authorities named Christina Mareik, 61, also known as Christina Marie Sanchez Hernandez of Whittier, accusing her of sending thousands of fraudulent prescriptions and causing prescriptions to be filed under her name.[1] A separate 16-count indictment charges Oren David Shachar, Abraham Shin and Jeannie Choi with conspiring to defraud Medicare of about $27 million through hospice companies.[1] Acting Attorney General Todd Blanche called the 455-defendant operation "the greatest combined federal and state effort in combating healthcare fraud in history" and pledged to seize assets and prosecute fully.[1]
The Justice Department's Health Care Fraud Strike Force was launched in March 2007 to coordinate multiagency investigations of Medicare and Medicaid fraud. Annual National Health Care Fraud Takedowns became the Strike Force's signature action, with prior sweeps charging hundreds of defendants and targeting schemes from genetic testing to sham clinics. A 2025 takedown charged 324 defendants for more than $14.6 billion in alleged intended losses, a benchmark officials said shaped this year's enforcement effort.
The FBI added two fugitives tied to massive genetic-testing schemes to its Most Wanted Fraudsters list as part of the operation.[2]
The mainstream summary frames the DOJ's actions as a historic effort against healthcare fraud, but it does not mention the systemic issues that contribute to such fraud, including the predominant fee-for-service reimbursement model in Medicare and Medicaid. This model creates incentives for providers to submit claims for unnecessary services or unrendered care, a point highlighted by analyses of federal program integrity. Additionally, while the summary notes the number of defendants charged, it downplays the significant involvement of healthcare professionals, including 90 doctors, which underscores the breadth of complicity among private actors rather than suggesting a failure of government oversight alone. This perspective is echoed in social media discussions that emphasize the role of clinic owners and marketers in perpetuating fraudulent schemes, with no evidence of insider government involvement reported by users like @grok.
Moreover, the summary does not provide context on the scale of federal healthcare spending, which reached $1,118 billion for Medicare and $931.7 billion for Medicaid in 2024. This massive expenditure highlights the critical need for rigorous enforcement against fraud, as the complexity and scale of these programs create fertile ground for abuse. The economic analysis by Jetson Leder-Luis and Anup Malani further explains that inadequate penalties for fraud and reimbursement rates that reward volume over necessity exacerbate the problem, a nuance absent from the mainstream coverage. These factors suggest that while the DOJ's actions are significant, they are part of a larger, ongoing battle against entrenched fraud within the healthcare system.[3][4]
Show source details & analysis (2 sources)
📊 Relevant Data
Medicare spending reached $1,118 billion in 2024.
NHE Fact Sheet — CMS
Medicaid spending reached $931.7 billion in 2024.
NHE Fact Sheet — CMS
Approximately 64 million people are enrolled in Medicare.
Medicare Advantage in 2026: Enrollment Update and Key Trends — KFF
📌 Key Facts
- On Tuesday, June 23, 2026, federal prosecutors in the Central District of California charged 10 defendants as part of the 2026 National Health Care Fraud Takedown, a component of what Fox News describes as the largest federal healthcare fraud crackdown in US history.
- Five people in the greater Los Angeles area were arrested in an alleged scheme that submitted nearly $270 million in fraudulent Medi‑Cal claims for expensive prescription drugs, of which Medi‑Cal paid out more than $178 million.
- Defendant Christina Mareik, 61, also known as Christina Marie Sanchez Hernandez of Whittier, is accused of facilitating fraudulent prescriptions, sending thousands of fraudulent prescriptions to a co‑conspirator, and causing fraudulent prescriptions to be submitted under her own name.
- A separate 16-count indictment charges Oren David Shachar (Van Nuys), Abraham Shin (Corona), and Jeannie Choi (Torrance) with conspiring to defraud Medicare out of approximately $27 million through hospice companies.
- Acting Attorney General Todd Blanche, speaking at a June 23, 2026 news conference, called the 455‑defendant operation “the greatest combined federal and state effort in combating healthcare fraud in history” and vowed to “seize any assets and prosecute you to the fullest extent of the law.”
📰 Source Timeline (2)
Follow how coverage of this story developed over time
- On Tuesday, June 23, 2026, federal prosecutors in the Central District of California charged 10 defendants in connection with health-care fraud schemes as part of the 2026 National Health Care Fraud Takedown.
- Five people in the greater Los Angeles area were arrested for an alleged scheme that submitted nearly $270 million in fraudulent Medi-Cal claims for expensive prescription drugs, of which Medi-Cal paid out more than $178 million.
- Defendant Christina Mareik, 61, also known as Christina Marie Sanchez Hernandez of Whittier, is accused of facilitating fraudulent prescriptions, sending thousands of fraudulent prescriptions to a co-conspirator, and causing fraudulent prescriptions to be submitted under her own name.
- A separate 16-count indictment charges Oren David Shachar, 59, of Van Nuys; Abraham Shin, 66, of Corona; and Jeannie Choi, 57, of Torrance with conspiring to defraud Medicare out of approximately $27 million through hospice companies.
- Acting Attorney General Todd Blanche, speaking at a June 23, 2026 news conference, called the 455-defendant operation 'the greatest combined federal and state effort in combating healthcare fraud in history' and vowed to 'seize any assets and prosecute you to the fullest extent of the law.'