About Us

Introducing Healthcare Fraud Shield, a provider of dynamic fraud, waste and abuse detection software solutions that have dominated the complex financial services industry over the past fifteen years. Our new suite of products introduce several new technology applications to the healthcare industry that will revolutionize cost reduction opportunities. Pioneers of anti-fraud solutions in the financial space combined with healthcare fraud industry experts, Healthcare Fraud Shield satisfies a long-standing demand in healthcare for a new pre-payment solution with its paradigm shifting product – PreShield. In combination, Healthcare Fraud Shield utilizes the same ground breaking new technology to deliver PostShield – the most prolific post-pay system in existence today. Finally, we anchor both of these cutting edge platforms with the most forward thinking fully integrated case management system called CaseShield. Utilized on a standalone basis or together, these solutions will guarantee a dramatic reduction in customer's healthcare costs as well as large improvements in overall ROI.


Management Team

Steve Halper
Chief Executive Officer


Steve Halper has leveraged over 30 years of Fraud, QC, Loss Mitigation, Loan Servicing and Origination experience with reputable firms, such as Fannie Mae, CitiMortgage, Chemical/Chase, Countrywide, Fair Isaac, Lehman Brothers, Great Western & California Federal Savings, in the creation of several expert systems both at an enterprise and industry wide level. The most notable of these are the anti-fraud systems named AppIntelligence (currently known as Interthinx) and DataVerify. Both of these are complex platforms that are dominant throughout the vast mortgage finance industry with DataVerify ranked number one and Interthinx ranked number two in transaction volume. Known for his creative innovation, Mr. Halper founded AppIntelligence in 1995 and created the first ever automated fraud detection model. Founder, CEO and Chairman of the Board of both companies, Mr. Halper has a strong track record of delivering unparalleled performance to clients, partners and investors. Mr. Halper leveraged his past successes to enter the health care industry co-founding Healthcare Fraud Shield with Mike Moseler in 2011. Mr. Halper has a Master’s Degree in Business from California State University at Fullerton.

Mike Moseler
Chief Technology Officer


Mike Moseler is the Chief Technology Officer of Healthcare Fraud Shield and has over 20 years of experience in IT with expertise in the design and development of advanced analytics and workflow technology platforms. Mike has extensive expertise in the application of fraud analytics in combination with large public record databases. Recently, Mike was the CIO and Co-Founder of DataVerify, a leading provider of fraud detection solutions for the mortgage industry. Mike's "hands on" technical performance proved integral to the acquisition of key mortgage clients, such as Bank of America, JPMorgan Chase, HUD, Washington Mutual, Quicken Loans and several hundred other clients in the finance industry. Mike’s previous experience also includes the IT Director for AppIntelligence and the architect for InLink, an Internet Service Provider. Mike co-founded Healthcare Fraud Shield bringing with him an innovative approach to fraud detection solutions maximizing modern technology capabilities.

Karen Weintraub
Executive Vice President – SIU


Karen Weintraub is the Executive Vice President SIU for Healthcare Fraud Shield. As EVP, Ms. Weintraub is responsible for the design and development of the company’s healthcare fraud detection software products and services. She provides subject matter expertise on system design and workflow, business rule development, data mining and fraud outlier algorithms as well as SIU policies and procedures. Prior to joining Healthcare Fraud Shield, Ms. Weintraub was the Senior Manager of SIU Services at GDIT and the Supervisor of Investigations for Health Net, Inc. and managed all northeast healthcare investigations for all commercial, Medicaid and Medicare business and claims of fraudulent activity. Ms. Weintraub received a BA in Criminal Justice from the University of Delaware and an MA in Criminal Justice from Rutgers University. Ms. Weintraub is a Certified Professional Coder for Payers (CPC-P), a Certified Professional Medical Auditor (CPMA) from the American Academy of Professional Coders and the founder of the Hamilton, NJ AAPC chapter. She is also an Accredited Healthcare Fraud Investigator (AHFI) from the National Healthcare Anti-Fraud Association (NHCAA). Ms. Weintraub Taught CPT Coding, Fraud & Audits, and Medical Billing, Laws and Ethics and the local community college. Ms. Weintraub is also a well known speaker and is asked to speak regularly by NHCAA. Other speaking engagements include, but is not limited to NJSIA, IFPA, FBI and more.

Tony Rademeyer
Executive Vice President – Sales


Tony Rademeyer is Executive Vice President for Healthcare Fraud Shield and is responsible for national sales and marketing. He is also responsible for all client support functions including account management, client relations, and customer service, as well as contract administration. Recently, Mr. Rademeyer was Director, National Sales for Interthinx. Prior to joining Interthinx, Mr. Rademeyer was Southeast Regional Sales Manager for AppIntelligence and prior to AppIntell, Mr. Rademeyer was a sales/service representative at Fireman's Fund Insurance Company. With more than 15 years of sales and management experience, Mr. Rademeyer has been responsible for building and overseeing the primary customer base for multiple companies. Mr. Rademeyer received his B.S. in Accounting and Marketing at the University of Missouri St. Louis and MBA in Information Systems at Maryville University in St. Louis, MO.

Jeff DiMaria
IT Director


Jeff DiMaria is the IT Director for Healthcare Fraud Shield. Jeff is responsible for managing the information infrastructure supporting HCFS’s software applications. He leads a technical team encompassing software development and product development and analytics. Jeff has been with our team from the early phases of our product development and manages our healthcare fraud rule development. Jeff previously spent over 6 years in the design and development of mortgage fraud detection systems at both Interthinx and Kroll Factual Data and provides a unique perspective of concepts that our company is introducing to the healthcare space. Jeff is a Registered Health Information Administrator (RHIA), Microsoft Certified Professional (MCP) and has a Bachelor of Science in Health Information Management from Saint Louis University.

Contact Information:

Toll Free: 888-333-8140


16052 Swingley Ridge Road
Suite 200
Chesterfield, MO 63017