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Kimberly D. Jaimez

Partner at Pillsbury Winthrop Shaw Pittman LLP

Kimberly D. Jaimez's profile photo
LocationLos AngelesCalifornia, United States
Current rolePartnerPillsbury Winthrop Shaw Pittman LLP · since Feb 2021
Government service10yrsU.S. Attorney’s Office · Peace Corps

About

Kim Jaimez, a former white collar federal prosecutor and experienced trial attorney, focuses her practice on corporate investigations, white collar defense, complex civil litigation, False Claims Act (FCA) qui tam litigation, and other regulatory enforcement matters.

Drawing on her tenure in the Major Frauds Section of the U.S. Attorney’s Office in Los Angeles, Kim offers deep prosecutorial insight and a valuable perspective to clients facing internal corporate investigations, government enforcement actions, white collar criminal defense, and complex business disputes. Prior to her government service, Kim practiced corporate restructuring law at an international firm, where she worked on sophisticated financial matters and strategic risk management. She advises companies across the health care, financial services, and technology sectors in responding to criminal and civil inquiries and investigations by federal and state regulators.

Roles

Feb 2021–Present
Current role

Partner

Pillsbury Winthrop Shaw Pittman LLP

AttorneyCivil LitigationAttorney AdvisorInvestigationsWhite Collar Crime

Kim Jaimez focuses her practice on corporate investigations, white collar defense, complex civil litigation, False Claims Act (FCA) qui tam litigation, and other regulatory enforcement matters.

Jul 2014–Aug 2021
Former role

Assistant United States Attorney

U.S. Attorney’s Office, Criminal Division

(appointed)California

AttorneyHealthcare & MedicalFederal GovernmentCriminal Investigation

Served for nearly seven years in the criminal division of the U.S. Attorney’s Office, prosecuting health care fraud, embezzlement, bank and wire fraud, mail fraud, money laundering schemes, cyber-extortion and blackmail, as well as drug conspiracies and violent crimes.


Apr 2008–Jun 2014
Former role

Associate Attorney

Skadden, Arps, Slate, Meagher & Flom LLP and Affiliates

Los Angeles, California

AttorneyCivil LitigationBankruptcyAppellate Litigation
  • Drafted briefs, complaints, substantive motions, and other pleadings for bankruptcy, appellate, and state litigation.

  • Appeared in federal court, state court, and California appellate court on various matters; including arguing motions to strike, demurrers, and bankruptcy disclosure statement validity.

  • Supervised junior associates in drafting motions and conducting research, discovery, and due diligence.

  • Drafted stipulations, intercreditor agreements, credit agreement summaries, and bankruptcy specific provisions for asset purchase agreements.

Apr 2007–Dec 2007
Former role

Summer Associate

Sidley Austin LLP

Los Angeles, California

AttorneyResearchLegal
Jun 2002–Dec 2004
Former role

Volunteer

Peace Corps

(appointed)Ecuador

Representative matters

Experience

February 2026

Served for nearly seven years in the criminal division of the U.S. Attorney’s Office, prosecuting health care fraud, embezzlement, bank and wire fraud, mail fraud, money laundering schemes, cyber-extortion and blackmail, as well as drug conspiracies and violent crimes. Conducted various grand jury investigations—leading teams of federal law enforcement agents from the FBI, FDA, IRS, DOL and other federal agencies—in matters concerning health care fraud, financial frauds and money laundering. Led internal investigation into potential Anti-Kickback Statute and False Claims Act violations for a major healthcare system, preparing the organization for a federal investigation. Prior to joining the U.S. Department of Justice, Kim worked in private practice handing corporate restructuring and bankruptcy litigation matters.

Regulatory Compliance, Investigations & Enforcement Experience

February 2026

Headed the Law Enforcement Liaison program for a leading multinational software company, overseeing escalated subpoenas and related matters. Defended clothing manufacturer and its founder in civil False Claims Act qui tam action involving allegations of customs-duty underpayment. Successfully defended a multinational software and payment processing company in Temporary Restraining Order (TRO) proceedings. Represented multiple former employees and current employees of hospital system in federal investigation into potential FCA violations. Represented former employees of medical device company in federal investigation concerning allegations of COVID-related fraud. Filed and litigated a civil lawsuit on behalf of a large production company against former financiers for breach of contract and fraud. Conducted an internal investigation into alleged misconduct by a CEO involving financial fraud, with subsequent board advisement and remedial action. Coordinated criminal referrals to the U.S. Attorney’s Office on behalf of victims of fraud in the supply chain and assisting with government investigations. Investigated and coordinated criminal referral to the U.S. Attorney’s Office on behalf of construction company defrauded by corrupt executives who engaged in self-dealing.

Trial-Related Experience

February 2026

Led trial team in federal court to front-page conviction of an adult film star, who extorted a billionaire telecom tycoon for $1.5 million and an exotic car by threatening to expose embarrassing details about the victim’s personal life on social media. Tried and convicted Mexican methamphetamine supplier for conspiracy to distribute in a multiday federal criminal trial involving multiple motions, expert testimony, undercover recordings and testimony in Spanish. Tried and convicted fugitive for assaulting a federal officer with a deadly and dangerous weapon in a multiday federal criminal trial. Successfully represented, as sole counsel, two minority shareholders in L.A. Checker Cabs Cooperative, in multiyear litigation challenging validity of internal voting practices, which involved appellate litigation and concluded in a state court bench trial and declaratory judgment for clients. Successfully prosecuted wire fraud scheme involving trucking school that defrauded U.S. Veteran Affairs out of millions and enlisted the help of 100+ veterans.

Relevant Grand Jury Experience

February 2026

Multiple grand jury presentations in multiyear investigation culminating in healthcare fraud and money laundering charges being brought against 1-800-Get-Thin founders, who used fake sleep studies to fabricate co-morbidities and to justify billing private health insurance over $250 million in medically unnecessary lap-band surgeries. Investigation and indictment of medical doctor for health care fraud in connection with a multiyear upcoding and ghost billing scheme. Investigation and indictment of ultrasound provider for billing private insurers millions in connection with services that were never rendered.

Other Litigation Experience

February 2026

Represented the private-equity-backed buyer in a novel use of Bankruptcy Code § 363 to effectuate an equity infusion into a severely undercapitalized bank on the brink of FDIC seizure, saving FDIC at least $330 million and facilitating 12 percent recovery for stakeholders, who otherwise would have recovered nothing.

Recognition

Honors

Mid-Size Transaction of the Year Award

Turnaround Management Association’s (TMA

July 2010

Publications & speeches

Los Angeles Initiative Seeks $450,000 Cap on HealthCare Executive Compensation

California Health Law News

July 2023

Authors: Kimberly Jaimez, Jennifer Wong and Katie Schwarm

Despite Recent Adverse Rulings, Shareholder Activism Continues

pillsburylaw.com

May 2022

Boardroom diversity has emerged as a key pillar of ESG (environmental, social and governance) criteria, but recent court rulings have challenged the legal basis for mandating such diversity despite continued shareholder activism in this area. To date, board diversity has been mandated by the California legislature, Nasdaq Rules 5605(f), 5606 and 5900-9, and by shareholders who have brought proxy statement proposals and repeated derivative actions related to non-diverse boards and executive management. Until recently, most shareholder lawsuits had been dismissed on procedural grounds. But a ruling earlier this Spring ...

Link

Early ESG Due Diligence Can Minimize Risk, Maximize Reward

Law360

November 2021

Competing Bankruptcies: What Defenses Survive the Automatic Stay

Bankr. Inst J.

October 2011

Federal Court Vacates Education Department’s Dear Colleague Letter on DEI: What Schools, Colleges, and Contractors Need to Know

pillsburylaw.com

September 2025

Following the vacatur of the Department of Education’s anti-DEI guidance, institutions receiving federal education funds may want to reevaluate compliance frameworks, policy positions, and academic governance under clarified legal standards.

Link

California Society for Healthcare Attorneys (CSHA) Spring Seminar

California Society for Healthcare Attorneys — California

California Society for Healthcare Attorneys (CSHA) Spring Seminar, presenting key insights into fraud and abuse investigations, enforcement trends, and the interplay between medical staff processes and regulatory compliance. Co-Panelist.

False Claims Act Primer

AHLA Fraud & Compliance Forum

September 2023

Panelist

ESG & Healthcare: The Business Case for Pursuing Health Equity

Pillsbury 2023 MCLE Marathon

January 2023

Speaker

Addressing Health Equity and Implicit Bias in Payment Reform Models

ABA Health Law Summit

December 2022

Panelist

Building Relationships (Allies), Conducting Performance Reviews & Driving Change in Your Law Firm

ABA Professional Success Summit

October 2022

Moderator