Ariel C. Brownstein

Ariel C. Brownstein: Attorney with Marshall Dennehey
  • Shareholder at Marshall Dennehey
  • 15000 Midlantic Drive, Suite 200, P.O. Box 5429, Mount Laurel, NJ 08054
    View Ariel C. Brownstein's office location
  • Ari Brownstein, an associate in the Casualty Department, maintains a practice which focuses on the areas of insurance fraud and Special Investigation Unit ("SIU") litigation with particular emphasis on large loss fraud and medical provider.
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Biography

Ariel, a shareholder in the Casualty Department, focuses his practice on insurance fraud and Special Investigation Unit (SIU) litigation with particular emphasis on large loss fraud and medical provider fraud. His practice in the area of fraud investigation consists of assessing and analyzing fraud by both medical providers and falsified claims brought by his client's insureds. In doing so, Ariel has represented a significant number of insurance carriers on these issues and has assisted in multi-million dollar high-profile medical provider fraud investigations and law suits in various states.

Moreover, Ariel has litigated on behalf of many different clients in favor of protecting the interests of insurance carriers in court seeking to disclaim coverage for fraudulent claims. He has taken numerous comprehensive Examinations Under Oath on SIU-related issues throughout New Jersey and Pennsylvania. In particular, he has assisted in several high-value and high-profile matters regarding carrier recovery of monies paid to fraudulent medical providers and fraudulent motor vehicle accidents. Furthermore, Ariel has litigated extensive insurance fraud and other personal injury protection related matters in the National Arbitration Forum (NAF)/Forthright and Superior Court for his clients.

During his career, Ariel has handled several high value cases on behalf of his clients. In one particular case, the amount sought by the Claimant was denied by the arbitrator due material misrepresentations made by the insured regarding his prior medical history and his injuries at the time of the subject loss during an Examination Under Oath, conducted by Ariel. In another matter, Ariel successfully argued that a claimant was subject to a personal injury protection benefit limit selected by the named insured, a live-in boyfriend and the amount demanded, was denied.

Prior to joining the firm, Ariel served as a law clerk for the Honorable Richard Geiger in Cumberland County Superior Court. His responsibilities included researching criminal law precedence, reviewing memoranda and pre-trial motions, and mediating civil lawsuits.

Honors & awards

New Jersey Super Lawyer Rising Star
2013-2023

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Year joined

2009

Thought Leadership

Michigan Court Invalidates No-Fault Policy Exclusion Conflicting with Statutory PIP Coverage

Mount Laurel
Personal Injury Protection (PIP) Litigation
January 1, 2026
The Michigan Court of Appeals ruled that a no-fault policy exclusion that conflicts with the state’s statutory PIP coverage requirements (MCL 500.3114(1)) is invalid.

Eleventh Circuit Bars Insurer’s $449K Recovery, Finding Unjust Enrichment Inapplicable Where Insurance Contract Governs

Mount Laurel
Fraud/Special Investigation
October 1, 2025
The insurer sought to recover nearly $449,000 it had paid to ophthalmologist Dr. Bernard Perez, alleging he misrepresented his disability and committed fraud. Case Law Alerts, 4th Quarter, October 2025 is prepared by Marshall Dennehey to provide information on recent developments of interest to our readers.

Federal Court Grants Insurer’s Injunction in No-Fault Insurance Fraud Suit Against Medical Providers

Mount Laurel
Fraud/Special Investigation
July 1, 2025
In its suit against multiple providers, GEICO asserted that the providers had submitted thousands of fraudulent and unlawful no-fault insurance charges in New York and New Jersey. Case Law Alerts, 3rd Quarter, July 2025 is prepared by Marshall Dennehey to provide information on recent developments of interest to our readers.

Fraud Act and RICO Claims Belong in Court, Says NJ Appellate Court

Mount Laurel
Fraud/Special Investigation
March 1, 2025
The ongoing battle over whether disputes under the Insurance Fraud Prevention Act (the Fraud Act) and the New Jersey Anti-Racketeering Act (RICO) can be litigated in court recently resulted in a favorable determination for insurance carriers in th SIU Spotlight, Issue 2, Vol. 1, March 2025 is prepared by Marshall Dennehey to provide information on recent legal developments of interest to our readers.

Court Grants Motion to Entirety of Case Pending Arbitration, Finding Federal Arbitration Act Mandates Stay of All Claims, Including Non-Arbitrable Ones, When Arbitrable Claims Are Factually Intertwined and Dominate the Case

Mount Laurel
Fraud/Special Investigation
January 1, 2025
The defendants, a number of medical entities and providers, filed a motion to stay federal litigation based on New York causes of action pending the resolution of New Jersey arbitrable claims. Case Law Alerts, 1st Quarter, Janu

Classes/Seminars Taught

Modern Staged Accidents & Provider Fraud, NICB Mid-Atlantic Region Training Event 2026, February 4, 2026

Ping! Utilizing Modern Technology to Answer the Who, Where and When of First-Party Claims, NJSIA General Membership Meeting, December 9th, 2022

Ping! Utilizing Modern Technology to Answer the Who, Where and When of First-Party Claims, Marshall Dennehey Insurance Fraud 360 Seminar, Lafayette Hill, PA, June, 2022

Medical Investigator's Guide to the Modern SIU Claim, Speaker, New Jersey Special Investigators Association (NJSIA) Annual Conference, Atlantic City, NJ, October 2019

NJ PIP: Building Better Medical Reviews, Marshall Dennehey Insurance Fraud 360 Seminar, Lafayette Hill, PA, June, 2018

Current Fraud Trends PIP - NJ, Marshall Dennehey Insurance Fraud 360 Seminar, Lafayette Hill, PA, June, 2016

Areas of Practice (2)

  • Fraud/Special Investigation
  • Insurance Services – Coverage and Bad Faith Litigation

Education & Credentials

University Attended:
University of Delaware, B.S., 2005
Law School Attended:
Widener University School of Law, J.D., 2008
Year of First Admission:
2008
Admission:
2008, Pennsylvania; 2008, New Jersey; 2012, Florida
Memberships:

Associations & memberships

Camden County Bar Association
International Association of Special Investigative Units
New Jersey Special Investigations Association
New Jersey State Bar Association
Pennsylvania Bar Association

Reported Cases:
Published Works: Case Law Alerts, regular contributor, January 2018-present; Put a Pin in It: Getting a Grip on Medical Provider Fraud Costs and Acupuncture Claims**, Defense Digest, Vol. 21, No. 1, March 2015; PUT A PIN IN IT - Getting a Grip on Medical Provider Fraud Costs and Acupuncture Claims, Claims Management, December 2014; When a Vehicle Is an Automobile - The Maze of Statutory and Case Law in New Jersey for Determining Eligibility for PIP Benefits, Defense Digest, Vol. 20, No. 4, December 2014; Winning Legal Strategies for Combating A Prickly Problem Sticking New Jersey PIP Carriers, co-author, Defense Digest, Vol. 19, No. 2, June 2013
ISLN:
920874590

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