Phone: (901) 237-4684


"...Piper is truly a professional in all respects."
                                                         EB (Federal Prosecutor,                                                                     Department of Justice)

"Charles Piper provides detailed investigative services. His interviews are thorough and complete.  Piper provides professionally written summary and illustrative reports that exceed expectations.”
                                - Attorney Kevin Patterson – KGP Law Firm   

“Mr. Piper’s cases have constantly resulted in solid cases for me to present in court.  Mr. Piper is very articulate and makes an excellent witness...”       

                                                                             - KR (Trial Attorney)      

“I am based in Australia
and contacted Charles Piper regarding investigative services I required in Memphis. He was extremely prompt in replying to my correspondence and actioning my request.  His collection of evidence, findings and illustrative summary report exceeded expectations.  I recommend Investigator Charles Piper to anyone needing professional high quality investigative work completed."

                                                                                                   Tania Connolly

"I have used Private Investigator Charles Piper on several cases.
He always provides my clients with superb investigative assistance in excellent turnaround time.  He is a true professional investigator. I don't hesitate to recommend him to anyone looking for the best."

                                                      - West Tennessee Attorney William A. Young, Jr.
                                                          (901) 729-9422    (24-hours a day)

“…I have found Mr. Piper to be dedicated, conscientious, and honest. He is committed to rooting out fraud, waste, and abuse…”
                                                                                      - BR (Federal Prosecutor,
                                                                                          Department of Justice) 

Piper is the most mission-oriented individual I have met in my federal law enforcement career...Piper is one of the most persistent investigators I have ever known."  
                                                                                                      -  GM, CFS (Retired Federal Agent)

“Piper is the most thorough investigator that I have ever seen.  He continually solves seemingly hopeless crimes resulting in the conviction of the perpetrators…Piper is a tireless worker who goes above and beyond what is expected of him…”
                                                                                                     - TG,
                                                                                       Investigations Supervisor

“…I highly recommend Mr. Piper as a speaker because he is informative, insightful, entertaining, and his discussion of case examples of fraud investigations are relevant to today’s auditors-investigators…”
                                                                                                                       - DF, CFE

“Having served as a professional investigator for over twenty years, I can personally attest that Mr. Charles Piper is one of the most detailed investigators I’ve ever had the pleasure of working with.  He takes every investigation seriously and gets results.”   

                                                                                   - BD (Retired Federal Agent,                                                                                      Department of Homeland Security)

Regarding one of Piper’s case presentations: “It was without a doubt, the best organized and most useful compilation that I have ever received in my 18 years as a trial attorney.”
                                                                                 - SA (Federal Prosecutor,
                                                                                       Department of Justice)

"If I wrote a screenplay involving a fraud detective, I would draft that character in the image and likeness of Mr. Charles Piper.  I think he is like the 'Dirty Harry' of fraud investigations."                                                                                       -  
J.C. (Active Senior Federal Agent)


“…Piper has aptly fulfilled the motto of ‘Guarding the Health Care of Those Who Guard Us'…”
                                             - RS (Director of Federal Healthcare Program Integrity Unit)


"Piper is an excellent leader, and a superb manager…is innovative, thorough, and extremely effective…knows how to manage people and resources…presents an excellent image for the organization..."                               
- Lieutenant Colonel T.A. (U.S. Army)

 "He will exceed your expectations..."
                                    - RM (40 + Years Federal Service & Law Enforcement)

Endorsements for Piper's book,

"Investigator and Fraud Fighter Guidebook:
Operation War Stor

“Experience is the best teacher. And Charles Piper has it in spades. Investigator and Fraud Fighter Guidebook: Operation War Stories shows the good, the bad and the ugly — from the trenches. Yes, fighting fraud is a war. This book belongs in the investigator’s stockpile of weapons.”

- Dr. Joseph T. Wells, CFE, CPA, Founder and Chairman, Association of Certified Fraud Examiners

“Charles Piper is one of the most experienced investigators I know. But like most good investigators, he learned more from his mistakes than he did from his successes. This book walks you through his amazing career and allows the reader to learn some of the lessons Charles learned the hard way. His stories are entertaining and informative. Investigators of all levels will improve their skills by following his lessons.”

- James D. Ratley, CFE, President & CEO, Association of Certified Fraud Examiners

“I worked with Chuck Piper when I was a federal prosecutor.  He was one of the smartest, hardest-working and tenacious federal investigators I ever met.  Chuck has the ability to think outside-the-box which is an important quality because fraud schemes are constantly evolving in both creativity and complexity.  Chuck is without doubt, one of the best!” 

- Paul S. Padda, Partner, Cohen & Padda, LLP, Las Vegas, Nevada

“This book is must reading for all those who want investigations to be thorough and complete.  Charles Piper has a rare combination of investigative know how and street smarts.  His unique shared approach to investigating combined with his own investigative ‘War Stories’ will help investigators and fraud fighters worldwide solve more cases, catch more criminals and better combat fraud, waste, and abuse.” 

- Bruce Durbin, Senior Special Agent, U.S. Department of Homeland Security (Retired)

“This guidebook is a game changer!  Readers will learn to conduct investigations like never before.  Charles Piper's decades of real life investigative War Stories provide insight all investigators and future investigators will appreciate.”

- Scott Baldwin, Licensed Private Investigator and Owner of Advanced Investigative & Screening Solutions, Houston, Texas

“I sure hope the bad guys don’t ever get hold of this. Charles Piper has written the book on fraud—and how to expose it. A tough, thorough investigator, Piper details how to peel back layers of financial schemes. His informal style is engaging. Each chapter includes personal anecdotes that provide rich context for cases that don’t always go right. It should be required reading for law enforcement and financial-crimes examiners.”

- Robert Anglen, Investigative Reporter, The Arizona Republic, 12 News (KPNX)

“The book (Investigator and Fraud Fighter Guidebook: Operation War Stories) by Mr. Piper is very informative and will add great insight to fraud investigators. His stories and how he worked through problems that all fraud fighters will encounter will give both newcomers and old time investigators encouragement and are thought provoking. An excellent book.”

 - Durand Ferguson, CFE, Senior Audit Advisor, Memphis, Tennessee

"A good investigator is always learning. A great investigator uses his experience to help others learn. In this book, Charles E. Piper, CFE, shares a lifetime of experience to provide a critical framework for approaching investigative work and understanding the managerial environment. Whether new on the job, or a veteran of many years of service, this is a book that every investigator must read."

- Gilbert R. Jimenez, Licensed Private Investigator; Principal - Insight Investigation Services of Chicago, IL; Attorney; Former Deputy Inspector General - Illinois



“Investigating health care fraud is a challenge for both the rookie and experienced investigator.  Success requires knowledge of how our health care system works and of the broad range of potential fraud schemes unique to health care, along with solid investigative techniques and skills.  Charles Piper’s excellent book, Healthcare Fraud Investigation Guidebook covers all of these topics and more, providing investigators with the practicable information they need to meet the challenge.  A copy of Charles Piper’s, Healthcare Fraud Investigation Guidebook should be on every health care fraud investigator’s desk.”

Louis Saccoccio, JD, 

CEO, National Health Care Anti-Fraud Association

“Healthcare fraud is so enormous that no one can accurately estimate what the total cost is. And, it costs all of us. Everyone reading this sentence is the victim of healthcare fraud through higher medical fees, increased premiums, and tax hikes. I am grateful that an experienced fraud examiner such as Charles Piper has taken the time to share his extensive knowledge and experience so that others can join him in the fight to reduce this massive epidemic.”

James D. Ratley, CFE, CEO & President, Association of Certified Fraud Examiners

“Healthcare fraud is costing money and lives. Charles Piper’s, Healthcare Fraud Investigation Guidebook exposes the problem and provides tested methods to investigate healthcare shenanigans. “The Piper Method of conducting through and complete investigations needs to become the preventive remedy that cures the greed that is poisoning the healthcare industry.”

Scott Amey, J.D., General Counsel, Project On Government Oversight (POGO)

“Whether you are working your first healthcare fraud case, or you are an experienced veteran, the Healthcare Fraud Investigations Guidebook by Charles E. Piper, CFE, will be your lifeline to a thorough, organized, and successful inquiry. Piper shares his decades of expertise to help you identify the fraud schemes and the investigative strategies used to best uncover them. Far more than an introduction to the topic, it is an encyclopedia on how healthcare fraud works, how to get to the bottom of it, and of particular value, how to look for fraud patterns so your investigations might be expanded beyond single providers & other wrongdoers. This book should be required reading for any fraud fighter investigating healthcare fraud.”

Gilbert R. Jimenez, JD, CIG, LPD, 

Licensed Illinois Private Investigator

Principal - Insight Investigation Services of Chicago, Illinois


Former Deputy Inspector General - Illinois

“Charles Piper’s Healthcare Fraud Investigation Guidebook should be considered the “go-to” book for investigating healthcare fraud.  His shared detailed investigative approach will help investigators to not only identify healthcare fraud, waste and abuse but to also connect-the-dots and identify more fraud and more wrongdoers and then make recommendations for improvement to prevent reoccurrences.   Piper’s thorough and complete investigative methodology should be the standard practice for all investigators and investigative agencies and organizations. Taxpayers and all that pay insurance premiums will also be delighted that this revolutionary approach is being utilized to help make healthcare more affordable.”

Bruce Durbin, (Retired Federal Special Agent) U.S. Department of Homeland Security

“I worked closely with Charles Piper when we served as federal agents with the Defense Criminal Investigative Service.  He is the consummate professional.  Piper’s Healthcare Fraud Investigations Guidebook is a great tool and resource for those responsible for investigating and prosecuting healthcare fraud. I highly recommend it.”

Richard Zott (Retired) Special Agent in Charge, U.S. Department of Defense

“Fraud fighter Charles Piper has hit another home run!  In The Healthcare Fraud Investigations Guidebook, Piper has successfully dissected what many believe to be the most complicated venue of the investigative discipline.  He presents healthcare fraud investigating into concise, easy-to-follow concepts that can be utilized by virtually anyone working in the field of healthcare administration, investigation, and prosecution. I highly recommend this book to all striving to identify and investigate healthcare fraud, waste and abuse.”

Gregory Mohr, CFS (Retired Federal Special Agent), Private Investigator & Security Consultant, Managing Director, Criminal Justice Training & Consulting, LLC

“Charles Piper worked for me as a Federal Senior Special Agent in Orlando, Florida.  He was one of my smartest, most reliable and hard working agents.  He always had the right investigative approach to identify, prove and ultimately obtain convictions of his case subjects.   The Healthcare Fraud Investigations Guidebook is reflective of Piper’s knowledge and abilities to identify and investigate healthcare fraud.  Many professional fraud fighters should benefit from this publication.”

Richard L. Messersmith  (Retired) Resident Agent in Charge, Defense Criminal Investigative Service, Department of Defense Inspector General & (Retired)Special Agent, Air Force Office of Special Investigations

 “Fraud is everywhere, but due the unique nature of the healthcare industry, it provides even more opportunities for fraudulent actions by those with unscrupulous motives.  To fight healthcare fraud, you have to understand what is “normal” in the business of medicine in order to recognize the “abnormal”.  Charles Piper’s Healthcare Fraud Investigations Guidebook has succeeded in providing the necessary groundwork as well as guidelines for the requirements that may be needed to successfully investigate various frauds in the healthcare industry.”

Belinda M. Kitos, CFE, CICA, MLS (ASCP) C

ertified Fraud Examiner, C

ertified Internal Controls Auditor, 

Boarded Medical Laboratory Scientist – RET, 

Specializing in Physician Medical Office Fraud

“I had the pleasure of working with Charles Piper, CFE when we served as Federal Special Agents.  He is always meticulous and persevering to dig out the truth.   Piper’s Healthcare Fraud Investigation Guidebook is filled with details on the many types of healthcare fraud schemes and his shared real-life war stories are from the realities of the trenches.  This book is a very useful tool for anyone investigating healthcare fraud.”

Craig A. Brueckman, CFE, (

Retired) Federal Special Agent, 

Investigative Consultant & Principal: Brueckman and Associates, LLC

“Having worked with Charles Piper, I know he conducts investigations with enthusiasm and passion.  That same approach is shared in his latest book, Healthcare Fraud Investigation Guidebook.  It is a must read for those conducting healthcare fraud investigations."

Thomas Terry, CFE, Private Investigator & Consultant, (

Retired) U.S. Postal Inspector, 

Founder and Owner of Silent Service Financial Investigations

“Charles Piper has done it again!  His Healthcare Fraud Investigation Guidebook is the complete 1, 2, 3…A to Z guide on how to conduct healthcare fraud investigations.  This book should be on every healthcare fraud investigator’s desk.”

Scott Baldwin, O

wner & Private Investigator/Consultant - 

Advanced Investigative & Screening Solutions

“Healthcare fraud is not just conducted by providers but cuts across multiple disciplines including: individuals, insurance providers, and hospitals.  Charles Piper’s Healthcare Fraud Investigation Guidebook provides an excellent focus on healthcare fraud and includes detailed examples and investigative guidance that healthcare investigators and auditors will greatly appreciate.”

Durand Ferguson, CFE, Audit Manager, Memphis, Tennessee

“Having spent a career investigating fraud both within and beyond healthcare contexts, two things were crystal clear after reading Charles Piper’s latest book, “Healthcare Fraud Investigation Guidebook.”  First, Mr. Piper possesses significant fraud investigative experience, and a well-developed approach to fraud investigations.  Second, his understanding of healthcare fraud is likely at a level few have attained in their career.  Consistent with his first book, “Investigator and Fraud Fighter Guidebook: Operation War Stories”, Mr. Piper uses his experience to teach the reader, starting with explaining the basics and terminology, up through planning and completing an entire fraud investigation, all the while weaving in first-hand examples of his fraud cases throughout the lessons.  This is a must read book for anyone investigating fraud within healthcare contexts.”

Stephen Pedneault, CPA/CFF, CFE, Founder of Forensic Accounting Services, LLC, Glastonbury, CT

A Letter from the President
of the Association of Certified Fraud Examiners - Jan 24, 2013
(Click on Link)

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