John Zen Jackson

John Zen Jackson


Greenbaum, Rowe, Smith & Davis LLP

Recognized since 2009

Iselin, New Jersey

Practice Areas

Commercial Litigation

Litigation - Health Care

Medical Malpractice Law - Defendants

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Lawyer of the Year Badge - 2021 - Medical Malpractice Law - Defendants Lawyer of the Year Badge - 2020 - Litigation - Health Care Lawyer of the Year Badge - 2019 - Medical Malpractice Law - Defendants Lawyer of the Year Badge - 2018 - Litigation - Health Care Lawyer of the Year Badge - 2015 - Medical Malpractice Law - Defendants Lawyer of the Year Badge - 2012 - Medical Malpractice Law
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Mr. Jackson’s healthcare practice emphasizes litigated matters in judicial and administrative forums, including professional liability claims, licensure and credentialing issues with administrative agencies and health care entities, reimbursement and insurance fraud disputes. He is Certified by the Supreme Court of New Jersey as a Civil Trial Attorney and has extensive experience in trying jury cases to a verdict.

In addition to trying numerous individual medical liability cases for a variety of healthcare providers, Mr. Jackson was lead defense counsel for a group of New Jersey plastic surgeons sued in connection with the silicone gel breast implant litigation, and has been involved in a number of high-profile mass tort litigation programs for medical devices or healthcare products, including pedicle screws, diet drugs, and Rezulin.

Beyond trial advocacy, Mr. Jackson is an experienced appellate litigator. He served as defense counsel in the New Jersey Supreme Court cases limiting the liability of physicians for suspected exposure to the HIV-virus, and for alleged lack of informed consent regarding abortion procedures. Mr. Jackson has served as amicus counsel for the Medical Society of New Jersey, the American Medical Association, and the New Jersey Hospital Association in appellate matters before the New Jersey Supreme Court and Appellate Division. He has been involved in numerous reported opinions.

Mr. Jackson has handled a variety of commercial litigation issues as well as the defense of qui tam actions under the Federal False Claims Act and insurance coverage and insurance fraud cases. He has represented clients in professional licensure and hospital privilege disputes before state administrative bodies and hospital credentialing committees as well as judicial review through the New Jersey Supreme Court. He has additional experience as a hearing officer for hospital privilege disputes.

Mr. Jackson is the author of over 80 published articles in medical and legal publications on a broad range of healthcare, tort liability and trial technique topics. He has been a member of the Editorial Board of MDAdvisor, a peer-reviewed journal for the New Jersey medical community, since its inception in 2007.

Location
  • 99 Wood Avenue South
    Iselin, NJ 08830
Education
  • Seton Hall University, J.D., graduated 1975
  • Tufts University, BA, graduated 1972
Bar Admissions
  • New Jersey, New Jersey State Bar Association
  • District of Columbia, The District of Columbia Bar
  • New York, United States
Affiliations
  • Medical History Society of New Jersey - Vice President
  • New Jersey State Bar Association - member, Health Law Section; member, Civil Trial Bar Section
  • New Jersey Supreme Court Board on Attorney Certification - Past member (2008-2011)
  • New Jersey Supreme Court Civil Certification Committee - Past Member (1997-2011) and Former Chair (2008-2011)
  • Trial Attorneys of New Jersey - Member and Past President
Court Admissions
  • U.S. Supreme Court, 2007
  • U.S. Court of Appeals, Third Circuit, 1987
  • U.S. Court of Appeals, D.C. Circuit, 2016
  • U.S. District Court, District of Columbia, 2015
  • U.S. District Court, District of New Jersey, 1975
  • U.S. District Court, Southern District of New York, 2008
State Clerkships
  • New Jersey - Supreme Court

Lawyer of the Year Badge - 2021 - Medical Malpractice Law - Defendants Lawyer of the Year Badge - 2020 - Litigation - Health Care Lawyer of the Year Badge - 2019 - Medical Malpractice Law - Defendants Lawyer of the Year Badge - 2018 - Litigation - Health Care Lawyer of the Year Badge - 2015 - Medical Malpractice Law - Defendants Lawyer of the Year Badge - 2012 - Medical Malpractice Law
Named "Lawyer of the Year" by Best Lawyers® for:
  • Medical Malpractice Law - Defendants, Newark (2021)
  • Litigation - Health Care, Newark (2020)
  • Medical Malpractice Law - Defendants, Newark (2019)
  • Litigation - Health Care, Newark (2018)
  • Medical Malpractice Law - Defendants, Newark (2015)
  • Medical Malpractice Law, Newark (2012)
Recognized in The Best Lawyers in America® 2025 for work in:
  • Commercial Litigation
  • Litigation - Health Care
  • Medical Malpractice Law - Defendants
Special Focus:
  • Defendants
  • Licensing
  • Litigation
  • Medical Malpractice
Awards:
  • Trial Attorneys of New Jersey - Trial Bar Award - October 2014
Additional Areas of Practice:
  • Health Care Law
  • Insurance Law
  • Leveraged Buyouts and Private Equity Law
  • Medical Malpractice Law

Publications

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