Chapman, Dowling & Mallek Federal Criminal Defense Attorneys Michigan
Handling cases nationwide from Detroit, Michigan
The Detroit, Michigan office of Chapman, Dowling & Mallek represents individuals and businesses facing serious federal criminal matters throughout Michigan and the surrounding region. Our attorneys regularly defend clients in complex white collar cases, federal investigations, and enforcement actions involving healthcare fraud, financial crimes, and regulatory allegations.
Detroit is home to a significant concentration of healthcare providers, executives, and closely regulated industries, all of whom face heightened scrutiny from federal agencies. Our firm brings deep experience navigating investigations conducted by the Department of Justice, federal prosecutors, and law enforcement agencies, with a focus on early intervention and strategic defense.
Clients turn to our Detroit office for discreet, aggressive, and highly informed representation when reputations, licenses, and livelihoods are at stake.

Michigan Office
Detroit, Michigan, 48202
456 E Milwaukee St
Phone: 346-242-7626
Office Hours:
Monday – Friday
8:30am – 6pm
Chapman, Dowling & Mallek represents clients in all federal criminal and white collar defense matters throughout the State of Michigan.
Federal prosecution in the Eastern & Western Districts of Michigan is not abstract. It means investigators who have spent years building a case, prosecutors with institutional resources, and charges that carry decades of exposure. Ronald Chapman II has stood in those courtrooms — and won.
Representative federal trial matters in Michigan include:
United States v. B. (E.D. Michigan 2022)
Defense acquittal of five physicians accused in a $550 million healthcare fraud and opioid prescribing prosecution. After trial, the jury returned verdicts clearing the doctors of all charges.
United States v. P. (E.D. Michigan 2022)
Federal jury acquittal of a pain specialist accused of operating a $6 million opioid prescribing scheme. The defense demonstrated that the physician’s prescribing practices fell within legitimate medical judgment.
The resources below provide additional information about federal crime representation in Michigan, including pages addressing specific federal offenses, investigations, and related defense matters handled by our attorneys.

CEO, Federal Attorney
Focus Areas: Healthcare Fraud, Fraud Crimes, White Collar Criminal Defense Federal & Government Investigations

Federal Attorney
Focus Areas: White Collar Criminal Defense Federal & Government Investigations Financial & Corporate Crime Tax & Financial Institution Crime
Countless Quiet Resolutions
188 Federal Acquittals
Federal cases successfully defended — often before any public filing or charge.
United States v. J. O.
Month‑long “pill‑mill” trial; jury returned not‑guilty on all counts; assets later returned.
Michigan (State) Full Acquittal
United States v. Q.
Felony opioid charges resolved by plea to misdemeanor false entry in a medical record.
Michigan (State) Misdemeanor Plea
Ron’s meticulous approach, combined with a relentless commitment to his clients, has led to precedent-setting victories that have reshaped federal healthcare fraud and white-collar criminal defense.
Record-setting trial victories in high-stakes federal cases have earned Ron national recognition among peers and clients alike. His results in complex white collar investigations demonstrate strategic mastery and courtroom precision. Learn more about Ronald Chapman II
Frequently featured on national media, Ron is a respected voice breaking down high-profile federal cases. His insight and clarity have made him a trusted analyst for complex legal and policy issues. See Ronald in the Media
Ron is the author of two acclaimed books on federal defense and investigations — essential reading for attorneys and professionals navigating the federal justice system. Explore Ronald's Books
When the federal government is investigating you, your freedom, career, and reputation are at stake. Clients across Michigan choose Chapman, Dowling & Mallek because everything we do is designed to protect their future, not ours.
1 Benefit from Deep Federal Experience
You get a defense strategy shaped by years of real outcomes in Michigan federal courts, giving you a stronger, more informed position from day one.
2 Focus on Federal & White Collar Defense
You’re represented by a team that spends 100% of its time studying federal law, agencies, and prosecutor; giving you a sharp precise defense.3 Inside Perspective of Former Prosecutors
You get insight into how the government builds its case, allowing us to anticipate their tactics and dismantle their strategy before it harms you.
4 Immediate Answers Privately and at No Cost
Call or visit our Detroit, Michigan office. You get clarity, direction, and a plan without delay critical when federal agents are already moving.
Speak directly with a federal attorney — available 24/7 for calls or texts.