Matt Perryman

Matt leads Alivia’s advanced analytics, data science, and platform development for fraud, waste, and abuse (FWA) detection—validated through payment integrity edits, audits, and data mining. With expertise in healthcare analytics and risk modeling, he oversees AI-powered solutions that help Medicaid, Medicare, and commercial payers prevent improper payments and uncover emerging fraud schemes.

Before assuming this role, Matt built a strong reputation at Alivia as a customer-facing data scientist, helping technical and non-technical users alike apply analytics to drive measurable results. He is a regular speaker at healthcare FWA conferences, including NHCAA and NAMPI, where he presents pre- and post-payment analytic strategies alongside health plan leaders. He was valedictorian of his graduating class from Boston College with degrees in biochemistry and philosophy.

Corella Lumpkins

Corella Lumpkins is the Manager of Coding, Compliance & Provider Education at Loudoun Medical Group (LMG) - one of the largest and most diverse physician-owned, multi-specialty Accountable Care Organizations in Northern Virginia/DC suburbs. As a subject matter expert, Corella has over 35 years of experience working in every area of the healthcare revenue cycle. Corella holds a bachelor’s degree and eleven certifications with an extensive background in auditing, billing, coding, implementing corporate compliance programs, CDI, education, denial and practice management. Prior to joining LMG, Corella has held leadership roles at Lifebridge, Medstar, Johns Hopkins and the University of Maryland health systems.

Corella is an author, adjunct faculty member and national speaker currently serving on both the AAPC National Advisory Board and Association of Clinical Documentation Integrity Specialists (ACDIS) Leadership Council. Corella works closely with providers in navigating patient-centric value-based care. 

Peter Monson

Peter Monson is the Sr. Manager of the Special Investigations Unit at UCare, where he leads a team dedicated to preventing, detecting, and correcting fraud, waste, and abuse in health care claims. With more than a decade of investigative and leadership experience across health plans and state government, he has overseen some of the most significant Medicaid fraud cases in Minnesota’s history and has redesigned investigative practices to maximize efficiency and impact.

In addition to his role at UCare, Peter previously served as President of the Midwest Insurance Fraud Prevention Association, fostering collaboration between private insurers and government agencies to strengthen fraud prevention efforts. He holds a Bachelor of Science in Criminal Justice and minor in Psychology from North Dakota State University.

Karen Weintraub

With 25 years of data and 20 years of healthcare experience, Ms. Weintraub is currently 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, managed SIUs on various 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, a Certified Dental Coder (CDC) from the American Dental Association, 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. 

Stephanie Sjogren

Stephanie Sjogren is a director of coding and provider reimbursement, working with payment integrity to ensure proper claims adjudication and to prevent fraud, waste, and abuse. Prior to joining ConnectiCare/EmblemHealth, she performed provider audits and education at a women’s healthcare group. Sjogren has also worked with physicians and staff to integrate and use electronic health record systems effectively and to stay in compliance with the Centers for Medicare & Medicaid Services’ rules and regulations. Her areas of specialty are payment integrity, auditing, and clinical documentation improvement. 

Dave Cardelle

Crystal Son

Crystal Son is an Executive Director of Enterprise Data Analytics Solutions at Healthcare Service Corporation (HCSC), the largest customer-owned health insurer in the United States. HCSC provides access to care nationwide through Blue Cross Blue Shield plans in Illinois, Montana, New Mexico, Oklahoma and Texas as well as through its broad portfolio of companies. Crystal has 20 years of experience in deriving intelligence from data and mobilizing teams to action.

At HCSC, she leads the Strategic Initiatives & Partnerships team, which leads key programs such as Payment Integrity, Responsible AI and AI Literacy and Workforce Readiness. She is passionate about real-world applications of data-driven insights, storytelling through data, and building high-performance teams. 

Prior to joining HCSC in October 2022, Crystal held several roles at previous organizations, including delivery of data science advisory services, management of healthcare and government customer portfolios, and the development and launch of several new products.  She began her career in data as an epidemiologist, first for the City of New York, then with Memorial Sloan-Kettering Cancer Center but has called downtown Chicago home for the last 11 years.