Ronald W. Chapman II

Trial Lawyer | Author | Legal News Analyst


Ron has secured 175+ Federal Counts of Acquittal for his clients. He’s saved $550 Million Saved for Clients in fines and forfeitures. Ron has also secured victory at all levels of Federal Courts including the Supreme Court.

Chicago White Collar Attorney

What to Expect in Federal Court

If you’re searching for a Chicago White Collar Attorney or Chicago White Collar Lawyer, you’re already doing the smartest thing a defendant can do: getting informed quickly. White collar cases move fast, the paperwork is dense, and investigators often build them for months before anyone knocks on your door. The right defense—led by a trial lawyer with real acquittals—can level the playing field against the federal government.

Where Cases Are Heard in Chicago (and Who’s Involved)

Most complex financial and public-corruption prosecutions in Chicago are brought in the United States District Court for the Northern District of Illinois, headquartered at the Everett McKinley Dirksen U.S. Courthouse, 219 S. Dearborn St., Chicago, IL.

Within the courthouse ecosystem, you’ll encounter:

  • Magistrate Judges’ Courtrooms – first appearances, arraignments, detention/bond hearings, discovery disputes.

  • Criminal Division (District Judges) – motion practice, trial, verdict, and sentencing.

  • Clerk’s Office – filings, case assignments, docketing.

  • Pretrial Services – bail reports, monitoring recommendations, compliance checks.

  • U.S. Probation – presentence investigations and supervision if probation is imposed.

Some matters—especially state-law embezzlement or forgery cases—may proceed in Cook County Circuit Court. But federal prosecutors handle the majority of significant Chicago white collar indictments.

The Process: From Arraignment Through Trial and Sentencing

1) Investigation & Grand Jury
White collar cases typically begin quietly. Agencies like the FBI, IRS-CI, HHS-OIG, USPIS, or the SEC issue subpoenas, interview witnesses, and analyze bank, phone, and email records. A federal grand jury then decides whether to return an indictment. If you receive a subpoena, don’t “explain it away” with agents—call counsel immediately.

2) Arrest or Summons & Arraignment
Arraignment is your first formal court hearing. The judge advises you of the charges; you enter a plea (usually “not guilty” to start); and bond conditions are set. Experienced criminal defense lawyers in Chicago press for release without unnecessary restrictions and preserve defenses from day one.

3) Discovery & Early Motions
The government must disclose its evidence: interviews (302s), emails, financials, device extractions, and expert analyses. A seasoned white collar defense lawyer Chicago teams with forensic accountants and technologists to spot errors and overreach, then files targeted motions to suppress unlawful searches, exclude unreliable expert testimony, or dismiss defective counts.

4) Strategic Resolution or Trial
Many cases resolve after discovery clarifies the real risk—sometimes by narrowing charges or achieving outcomes that avoid prison. If not, trial is the crucible: the jury evaluates credibility, intent, and whether the government actually proved loss, knowledge, and agreement beyond a reasonable doubt. Cross-examination wins white collar trials.

5) Sentencing (If Necessary)
If a jury returns a guilty verdict—or you accept a plea—the court consults the U.S. Sentencing Guidelines. The advisory range in financial cases often turns on alleged loss amount, number of victims, sophisticated means, and any role enhancements. Effective advocacy challenges inflated loss models, credits legitimate services, and humanizes your history and contributions.

Common White Collar Charges (and Potential Penalties)

Here are typical charges and statutory maximums (actual exposure depends on the Guidelines and case facts):

  • Wire Fraud / Mail Fraud (18 U.S.C. §§ 1343, 1341) – up to 20 years per count (more if affecting a financial institution).

  • Bank Fraud (18 U.S.C. § 1344) – up to 30 years.

  • Securities Fraud (15 U.S.C. §§ 78j(b), 78ff; 18 U.S.C. § 1348) – up to 20–25 years depending on statute.

  • Healthcare Fraud (18 U.S.C. § 1347) – up to 10 years (higher if serious bodily injury).

  • Anti-Kickback Statute (42 U.S.C. § 1320a-7b) – up to 10 years.

  • Money Laundering (18 U.S.C. §§ 1956, 1957) – up to 20 years.

  • Tax Evasion (26 U.S.C. § 7201) – up to 5 years per count, plus restitution.

  • Conspiracy (18 U.S.C. § 371 or § 1349) – generally the same maximum as the underlying offense.

Penalties are not automatic. Strong white collar criminal lawyering can exclude tainted evidence, dismantle flawed expert opinions, and reduce the loss-driven Guideline range dramatically.

Why Acquittals—and Trial Experience—Matter

Federal white collar cases are won and lost in the details: how a spreadsheet was built, what a chart actually proves, whether an expert’s method is valid, and whether an email shows intent or just business confusion. Jurors care about intent and fairness. A lawyer who has secured well over one hundred acquittals and not-guilty verdicts knows how to translate complex records into a simple, credible defense story—and how to cross-examine government witnesses who overreach.

Ron Chapman is a trial-tested federal defense attorney known for turning complexity into reasonable doubt. His acquittal history helps level the playing field for defendants facing the Department of Justice in Chicago and across the country. He is also admitted to practice in Federal Court in Detroit, bringing a multi-district perspective to cases that span regions or involve parallel investigations.

Choosing Among Criminal Defense Law Firms in Chicago

Not all criminal defense law firms Chicago handle high-stakes white collar trials. When interviewing counsel, ask:

  • How many federal jury trials have you tried to verdict?

  • Have you cross-examined forensic accountants and government agents in court?

  • How do you challenge loss calculations and expert methodology?

  • What’s your approach to early motions, parallel civil/administrative actions, and reputational risk?

The right Chicago white collar attorney coordinates legal strategy with crisis communications and compliance remediation when appropriate—positioning you for the best possible result in and out of court.

Immediate Steps If You’re Contacted by Agents

  1. Don’t talk. Politely request counsel and stop the interview.

  2. Preserve records. No deletion or “cleanup”—that creates new exposure.

  3. Document contact. Dates, names, and what was requested.

  4. Retain counsel fast. Early engagement can narrow the issues, protect privileges, and prevent avoidable mistakes.

Ready to Fight Back

You can’t control whether an investigation begins. You can control your response. If you need a Chicago White Collar Lawyer with the courtroom experience to challenge the government’s narrative and the track record to prove it, contact Ron Chapman. The sooner we’re in the case, the more options you keep.

Federal Criminal Defense Attorney Ron Chapman II

Over the past decade, Ron has built a reputation as one of the most formidable trial attorneys in the country. His record-setting acquittals, dismissals, and non-prosecutions have earned national recognition, with federal judges acknowledging his courtroom skills as among the best they have seen in “20 years on the bench.” His 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.

Detroit Business Magazine Awarded Ron the honor of Top White Collar Attorney

Unmatched Trial Results and Record Acquittals

Ron’s success in federal courts is unmatched. He has secured full acquittals in cases involving over $550 million in alleged healthcare fraud, defeated high-profile federal drug trafficking charges, and successfully challenged DOJ-led opioid task force prosecutions. His courtroom victories have led to the dismissal of cases that would have otherwise resulted in life-altering convictions for federal defendants.

Newspaper article depicting Dr. Lesly Pompy acquitted of health care fraud.

Landmark Victories

United States v. Bothra (Michigan, 2022): Acquittal in one of the largest healthcare fraud cases in U.S. history—a $550 million fraud and drug trafficking indictment against five physicians accused of unlawfully distributing 13 million doses of Oxycodone.

United States v. Pompy (Michigan, 2022): Acquittal of an interventional pain physician accused of a $6 million healthcare fraud and drug trafficking scheme.

United States v. Sachy (Georgia, 2023): Mid-trial judicial dismissal of charges alleging unlawful prescribing resulting in patient deaths—a rare outcome that underscores Ron’s ability to dismantle the prosecution’s case.

United States v. Kousa (Kentucky, 2023): Full acquittal of a physician accused of drug trafficking and healthcare fraud—defeating charges brought by the Department of Justice’s Appalachian Regional Prescription Opioid Task Force (ARPO).

United States v. Hansen (Kentucky, 2024): Ten-count acquittal of drug trafficking and healthcare fraud charges, marking another victory against DOJ-led opioid prosecutions.

Naum v. United States (U.S. Supreme Court): Represented a West Virginia physician before the Supreme Court, securing a vacated conviction and reshaping the interpretation of prescribing laws in federal cases.

Ron’s ability to win cases at trial is virtually unparalleled. In a system where only 0.6% of federal defendants are acquitted, Ron has secured five full trial acquittals in just the past two years, setting a new standard in federal criminal defense.

Nationwide Influence in Federal Criminal Defense

Ron’s expertise is sought after nationwide. He has successfully defended clients in multiple U.S. District Courts and has argued cases before the United States Supreme Court and the U.S. Courts of Appeals for the 5th, 6th, 9th, and 11th Circuits. His ability to navigate complex litigation across multiple jurisdictions has made him the go-to defense attorney for physicians, executives, and business leaders facing federal prosecution.

Trusted Legal Analyst & National Media Presence

Beyond the courtroom, Ron is a recognized legal expert frequently called upon to provide analysis on major federal criminal and constitutional law issues. He has appeared as a legal analyst for BBC, Fox News, NewsNation, NPR, and Scripps, offering insights on government investigations, federal enforcement trends, and high-profile trials. His commentary is valued for its depth, objectivity, and ability to break down complex legal issues for a broad audience.

Key Federal Court Admissions and Experience

  1. United States Supreme Court – Successfully argued cases resulting in vacated convictions.

  2. Federal Appellate Courts – Extensive experience handling cases before the 5th, 6th, 9th, and 11th Circuits.

  3. United States District Courts – Defended high-profile clients in courts nationwide, securing record-breaking acquittals and pre-trial dismissals.

Through a strategic, data-driven approach to litigation, Ron ensures that clients facing federal prosecution have the highest level of defense possible. His ability to challenge government investigations, expose prosecutorial weaknesses, and present compelling arguments to juries has led to unprecedented success in high-risk trials.

Ron Chapman II discusses Rachel Morrin Killer's sentencing on Newsnation

A Proven Leader in Federal Defense Strategy

Ron’s career is defined by his ability to outmaneuver the federal government in the courtroom. His unwavering commitment to justice, combined with a relentless work ethic and sharp legal instincts, has resulted in historic trial victories that have reshaped federal healthcare fraud and opioid-related litigation.

For executives, physicians, and professionals facing federal prosecution, Ron’s presence in the courtroom represents the highest level of defense strategy available—one built on precision, credibility, and an unmatched track record of success.

Unmatched Results

Ronald W. Chapman II has established himself as a formidable force in federal criminal defense, particularly in cases involving healthcare fraud and drug trafficking. His record-breaking court victories not only underscore his legal acumen but also highlight his unwavering commitment to justice. A closer examination of his most notable cases reveals the depth of his expertise and the impact of his work on the legal landscape.

United States v. Bothra et al.

In what the Detroit Free Press described as “one of the biggest losses for the United States Attorney’s Office in the last 10 years,” Chapman secured a full acquittal for Dr. Rajendra Bothra and his colleagues, who were accused of orchestrating a nearly $500 million healthcare fraud scheme. After years of litigation and a trial lasting over a month, the defendants were acquitted on all counts.

United States v. Pompy

Chapman defended Dr. Lesly Pompy, an interventional anesthesiologist from Detroit, who faced a 38-count indictment alleging drug trafficking and healthcare fraud. After a rigorous trial, Chapman secured a full acquittal for Dr. Pompy, highlighting his ability to navigate complex medical and legal issues effectively.

People v. Oesterling

In a state-level case, Chapman defended Dr. Joseph Oesterling, a Mayo Clinic-trained physician charged with drug trafficking. Through meticulous preparation and a compelling defense strategy, Chapman achieved a full acquittal, clearing Dr. Oesterling of all charges. 

Naum v. United States

At the appellate level, Chapman represented a West Virginia Suboxone physician before the United States Supreme Court, resulting in a vacated conviction. This outcome not only vindicated his client but also set a significant legal precedent. 

United States v. Kousa

Chapman achieved a complete acquittal for Dr. Loey Kousa, who faced charges of healthcare fraud, drug trafficking, and maintaining a drug-involved premises. This victory was particularly significant as it involved defeating the Department of Justice’s Healthcare Fraud Strike Force, showcasing Chapman’s exceptional legal prowess. 

United States v. Aggarwal

In this case, Chapman represented Dr. Sanjay Aggarwal, a West Virginia physician accused of unlawfully prescribing Suboxone and committing healthcare fraud. Chapman’s defense led to a full acquittal, allowing Dr. Aggarwal to continue his medical practice without the burden of federal charges. 

United States v. Reyes

In a pre-trial victory, Chapman secured the dismissal of over $5 million in healthcare fraud allegations against an emergency physician in Puerto Rico. Federal prosecutors had accused the physician of defrauding Medicare and Medicaid through double billing practices, but Chapman’s intervention prevented the case from proceeding to trial. 

United States v. Hansen

In another remarkable case, Chapman secured a full acquittal for Dr. Kendall Hansen, who was accused of healthcare fraud and drug trafficking. This triumph against the DOJ Strike Force further underscores Chapman’s formidable legal expertise and his dedication to defending his clients’ rights and reputations. 

United States v. Sachy

Dr. Thomas Sachy faced federal charges, including allegations that his prescribing practices led to patient deaths, which carried a potential 20-year mandatory minimum sentence. Chapman successfully secured the dismissal of these severe charges, resulting in Dr. Sachy’s release and the preservation of his freedom. 

United States v. McCutchen

Chapman represented a Detroit physician charged in a wide-ranging Oxycodone drug conspiracy. His defense efforts led to the dismissal of federal drug conspiracy charges, demonstrating his skill in dismantling complex prosecution cases. 

United States v. Chalifoux

Chapman achieved a pre-trial dismissal of 32 counts of healthcare fraud and drug trafficking against a Northern West Virginia pain management and Suboxone doctor. This result spared his client from the ordeal of a lengthy trial and potential conviction. 

These cases exemplify Ronald W. Chapman II’s exceptional legal acumen and his dedication to defending healthcare professionals against complex and often daunting federal charges. His record-breaking court victories not only highlight his individual achievements but also contribute to the broader discourse on healthcare law and criminal defense.