Photo of John Zen Jackson

Of Counsel, Healthcare and Litigation Departments

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.

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For more information visit the Greenbaum, Rowe, Smith & Davis LLP website.

John Zen Jackson, Of Counsel to the firm’s Healthcare Department, has been appointed Vice-President of the Medical History Society of New Jersey (MHSNJ). Mr. Jackson has been an MHSNJ member since 2013.

Founded in 1980, the MHSNJ is a non-profit organization devoted to promoting and encouraging historical research, analysis, and publication concerning the history

Considerable literature has emerged concerning the impact of the extended COVID-19 pandemic on the ability to handle stress and sustain mental health. Healthcare professionals are among the most vulnerable segments of the population to these consequences of the pandemic. There are numerous studies and reports of stress, sleep disturbances, and increased mood and anxiety symptoms

On March 9, 2023, the New Jersey State Board of Medical Examiners filed an Order and statement of reasons for denying reinstatement of a physician’s medical license that had been previously revoked but with a right to apply for reinstatement. The denial was based on the Board’s conclusion that N.J.S.A. 45:1-15.9 barred reinstatement because of

In a case of first impression, the Superior Court of New Jersey in Atlantic Plastic & Hand Surgery, P.A. v. Ralling held that a parent who is the named insurance policyholder is not liable for unreimbursed medical expenses incurred by an emancipated child who is a covered “adult child” dependent pursuant to the Patient Protection

The Supreme Court of South Carolina has ruled that the state constitutional protection against “unreasonable invasions of privacy” includes a woman’s right to choose an abortion. In Planned Parenthood South Atlantic v. State of Carolina, the Court found that the Fetal Heartbeat and Protection Act violated Article I, Section 10, of the South Carolina

In an article recently published in the MDAdvisor Journal, Greenbaum attorney John Zen Jackson analyzes the number of times the option to self-administer medication under the Medical Aid in Dying Act (MAID) has been used in New Jersey on an annual basis. Resources in this article include statistics from five demographic categories, a comparison of

The facts of In the Matter of Jitan are rather startling, but this opinion by the Superior Court of New Jersey Appellate Division, decided on October 13, 2022, provides a reminder of the exceedingly deferential standard of judicial review of professional disciplinary decisions and the broad discretion permitted to the licensing boards in determining appropriate

Noncompete agreements and restrictive covenants have increasingly become the subject of scrutiny, and within the healthcare sector the use of these agreements remains both highly controversial and highly litigated. Greenbaum attorneys Jessica M. Carroll and John Zen Jackson analyze these issues, including related activity on the legislative front and the potential impact of federal antitrust