Atty. Eric David Katz
New Jersey health care lawyer Eric Katz is a prominent advocate for New Jersey physicians, dentists and other health care providers, and is a senior partner at Mazie Slater Katz & Freeman, LLC, a leading New Jersey class action and trial law firm. Mr.
Class Actions & More Attorney · Serving Roseland, NJ · 35+ Years Experience
Profile Summary
About Eric David Katz at a Glance
Eric David Katz is a Member based in Roseland, New Jersey, practicing at Mazie Slater Katz & Freeman. They have 35+ years of legal experience, licensed to practice since 1991. Their practice focuses on personal injury, business, class action, product liability, and litigation. Admitted to practice in New Jersey (1991), Pennsylvania (1991), U.S. District Court, District of New Jersey (1991), and New York (1997). Educated at Pace University (J.D., 1991) and Polytechnic University of New York (B.S. Industrial, 1988). Recognitions include Peer Reviewed. Serves clients in Roseland, NJ and the surrounding metropolitan area.
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About Eric David Katz
- New Jersey health care lawyer Eric Katz is a prominent advocate for New Jersey physicians, dentists and other health care providers, and is a senior partner at Mazie Slater Katz & Freeman, LLC, a leading New Jersey class action and trial law firm
- Mr. Katz represents health care providers and their patients in all types of managed care disputes including usual, customary and reasonable (“UCR”) disagreements, prompt payment disputes, unlawful bundling and downcoding of claims, improper coverage denials, class actions and managed care audits
- In just the last few years, Mr. Katz has recovered several millions of dollars for his physician clients on UCR and prompt pay issues alone
- In November 2015, Mr. Katz testified before the New Jersey Assembly Financial Institutions and Insurance Committee in opposition to proposed healthcare bills that would damage the relationship between out-of-network doctors and their patients and make it more difficult for doctors to advocate on behalf of their patients against the health insurance industry
- In June 2013, Mr. Katz successfully argued on behalf of the respondent, John Ivan Sutter, M.D. and the 20,000 member physician class in the Supreme Court of the United States in the matter of Oxford Health Plans v
- Sutter, in which the nation's highest Court in a unanimous decision upheld an arbitrator's award authorizing a physician class action to resolve doctors' claim payment disputes with Oxford
- A leading New Jersey class action lawyer, Mr. Katz has been appointed lead class counsel in many managed care class actions and among his many triumphs achieved a landmark $39 million class action settlement on behalf of tens of thousands of New Jersey physicians against Horizon Blue Cross Blue Shield, the largest health insurer in the state, relating to the carrier’s failure to process claims timely, appropriately and a national class action settlement on behalf of dentists against Delta Dental of New Jersey, and a dentist class action settlement against Horizon Blue Cross
- Mr. Katz has shaped the law on class actions as a result of major court victories on matters such as the rights of plaintiffs to sue in the forum of their choice, and the rights of consumers and other victims to bring a class action even when there is an arbitration clause in a contract
- Mr. Katz is a certified civil trial attorney, a distinction held by less than 2% of New Jersey attorneys and is often interviewed by the media as a champion of the rights of health care providers and their patients
- Research and Writing Editor, Pace Law Review, 1990-1991
- Law Clerk, Hon. Lawrence Weiss, Superior Court of New Jersey, Union County, 1991-1992
Co-Author
New Jersey Products Liability and Toxic Tort Law, with Hon. William A. Dreier, P.J.A.D. (Retired) and Hon. John E. Keefe, P.J.A.D. (Retired), published by Gann Law Books Publishing, 1994 and annually thereafter
Co-Author
Federal Civil Procedure Before Trial: Third Circuit Pleadings,with Robert M. Leonard, pub. by Lawyers Cooperative Publishing, 1996
Author
- "Removing the Fungibility Requirement from the Market Share Liability Rule - Why it Can Work in Non-DES Cases," 3 Prod
- Liab
- L.J. 32, 1991
- "Striking the Peremptory Challenge from Civil Litigation: 'Hey, Batson,Stay Where You Belong!" 11 Pace L. Rev. 357, 1991
- Million Dollar Advocates Forum
- Member, Union County Planning Board, 1993-1996
- Million Dollar Advocates Forum
- Member, Board of Trustees, Berkeley Heights Community Pool Corporation, 1999-2004
Practice Areas Explained
Eric David Katz's Areas of Legal Practice
Each practice area below reflects the types of cases Eric David Katz handles, with a practical overview of what that area of law involves and how it may apply to your situation in Roseland.
Personal Injury in Roseland
Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.
Eric David Katz is one of 262,557 personal injury attorneys indexed nationally. Browse personal injury attorneys in New Jersey →
Business & Corporate Law in Roseland
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
Eric David Katz is one of 497,491 business attorneys indexed nationally. Browse business attorneys in New Jersey →
Class Action in Roseland
Eric David Katz is one of 26,226 class action attorneys indexed nationally. Browse class action attorneys in New Jersey →
Product Liability in Roseland
Eric David Katz is one of 65,610 product liability attorneys indexed nationally. Browse product liability attorneys in New Jersey →
Civil Litigation in Roseland
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
Eric David Katz is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in New Jersey →
Jurisdictional Context
Why Local Counsel Matters in Roseland
Practicing law in New Jersey. Legal matters in New Jersey are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Roseland are typically filed in the local municipal court or the appropriate New Jersey state district court, depending on subject matter and amount in controversy. An attorney licensed in New Jersey brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in New Jersey courts without local counsel or pro hac vice admission.
Roseland Courts and Legal Process
Choosing a Roseland-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.
Looking for additional New Jersey attorneys? Browse all attorneys in Roseland or all attorneys in New Jersey.
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Professional Profile
Why Clients in Roseland Choose Eric David Katz
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Eric David Katz's practice in the field of personal injury, business, class action, product liability, and litigation.
Decade-Tested Legal Experience
Eric David Katz brings 35+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Multi-State Bar Admission
Licensed in New Jersey, Pennsylvania, and U.S. District Court, District of New Jersey, Eric David Katz can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Broad Practice Area Coverage
Covering personal injury, business, and class action, Eric David Katz can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Roseland
A Roseland-based practice means Eric David Katz attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
Case Types
Common Legal Issues Eric David Katz Handles in Roseland
Below is a representative sample of the types of matters Eric David Katz has experience with under New Jersey law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.
This list is illustrative, not exhaustive. Contact Eric David Katz directly to discuss the specifics of your situation.
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How People Find Eric David Katz Online
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Eric David Katz's Practice Areas & Specializations
Education & Law School Background
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Bar Admissions & Licensed Jurisdictions
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