Landmark results in federal cases nationwide

Resources

What is an OIG Healthcare Fraud Investigation?

OIG (Office of Inspector General) investigations are independent inquiries conducted by oversight offices within government agencies to detect and prevent fraud, waste, abuse, and mismanagement. This guide is to help professionals facing an OIG investigation understand the next steps and the defense options. [...]

A Guide to DOJ Civil Investigative Demands (CIDs)

What is a CID? Under 31 U.S.C. § 3733, the Attorney General or an authorized designee may issue a CID when there is reason to believe that a person possesses documentary material or information relevant to a false claims law investigation. The demand may be issued before the government commences a civil proceeding. A Civil [...]

Understanding the Types of DEA Warrants

The Controlled Substances Act gives the DEA broad authority to request access to a healthcare business’s data. Because refusing to comply with a legal request to disclose information to the DOJ can lead to additional penalties beyond those related to the initial inquiry, healthcare business operators should carefully review their legal obligations and rights under [...]

Have You Received a Target Letter? Take These Steps

Have you recently received a target letter informing you that you're the suspect in a federal investigation?

Federal defense attorneys, Lowther | Walker have helped clients across the United States respond to target letters and resolve complex federal cases while mitigating penalties.

Put decades of federal defense experience behind you and learn the [...]

How Is Mail Fraud Proven?

Learn how mail fraud is proven in 2026 and the steps prosecutors take to bring mail fraud to federal court. Federal mail fraud attorneys Lowther | Walker explain mail fraud evidence. [...]

What to Expect During a Medicaid Fraud Investigation

Medicaid fraud defense begins on the front foot by responding to Medicaid Fraud Control Units investigating your claims history. This guide will help you navigate your Medicaid investigation response. [...]