Justin F. Johnson

Justin F. Johnson: Attorney with Marshall Dennehey
  • Shareholder at Marshall Dennehey
  • 425 Eagle Rock Avenue, Suite 302, Roseland, NJ 07068
    View Justin F. Johnson's office location
  • Justin F. Johnson is a shareholder with Marshall, Dennehey, Warner, Coleman & Goggin. He practices in the areas of medical malpractice, nursing home liability, and state board disciplinary actions. Justin is one of only an approximate 300 attorneys in the United States who also hold a pharmacy degree.
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Biography

Justin practices in the areas of medical malpractice, nursing home liability and state board disciplinary actions. He became a shareholder in 2007, and he is one of only approximately 300 attorneys in the United States who also holds a pharmacy degree. Justin is a licensed pharmacist in Iowa (1986) and Illinois (1987), and his knowledge of pharmacology, pharmacokinetics, toxicology, physiology and anatomy are well utilized in the firm's Health Care Liability Practice Group.

Justin has handled several hundred medical malpractice matters and has taken nearly 120 cases to trial. Ninety percent of all verdicts were defense verdicts, and roughly 30 of his cases ended in a verdict or mid-trial settlement significantly below the settlement demands. He has represented a considerable number of physicians and pharmacists at state board disciplinary proceedings. He successfully obtained favorable trial verdicts in multiple cases involving potentially high jury awards, including matters involving limb loss, kidney/liver injury, wrongful birth and wrongful death by demonstrating that the physicians were not negligent in the care and treatment that they rendered to their patients. He also handled a case for a physician involved in the Ortho Evra patch mass litigation.

Justin received a Bachelor of Science degree in Pharmacy from Drake University in 1986. While at Drake, he received various honors, including The Norcliff-Thayer Publishing Grant, election into the Order of Omega (honor society), and inclusion on the Dean's List. Justin received his juris doctor from Pace University School of Law in June 1989 where he was involved in the Health Law Program.

After serving a judicial internship with the Honorable John Marbach in the New York Supreme Court, Justin became associated with Jeffrey A. Krompier, Esquire, of Florham Park, New Jersey, from 1989 through 1992. In 1992, Justin became associated with Michael J. Lunga, Esquire of Fairfield, New Jersey, and became a partner at their newly named firm Lunga, Evers & Johnson in 1995. He remained at that firm until he joined Marshall Dennehey in 2007.

Justin is admitted to the bar in New Jersey and the U.S. District Court for the District of New Jersey, and he is a member of the New Jersey State Bar Association, and the American Society for Pharmacy Law. He was appointed to the Medical Malpractice Committee of the New Jersey State Bar Association, as well as the Joint Committee of Essex County Medical and Bar Associations.

Justin is an active member of the community, serving as a member of the Harrington Park Lions Club and, when his daughters were younger, serving as a board member and coach of serveral recreational and travel softball and basketball programs. He is also a consistory member and first vice-president of the Community Church of Harrington Park, New Jersey.

Honors & awards

The Best Lawyers in America, Medical Malpractice Law - Defendants
2025-2026

The Best Lawyers in America, Health Care Law
2024

New Jersey Super Lawyers
2026

The Super Lawyers list is issued by Thomson Reuters. A description of the selection methodology can be found here . No aspect of this advertisement has been approved by the Supreme Court of New Jersey.

Year joined

2007

Results

unanimous verdict obtained in a medical malpractice matter in Bergen County, New Jersey

Health Care Liability
February 23, 2026

We received a unanimous defense verdict of behalf of our clients. The plaintiff was a seven-year-old girl who presented with a sacral aneurysmal bone cyst, an expansile, lytic lesion that destroyed sacral bone and was causing compression on her lower lumbar and sacral nerve roots. The plaintiff experienced the inability to control her bladder and bowel post-operatively, and had no sensation in her sex organs.

Summary Judgment Secured in a Complex Medical Malpractice Case

Health Care Liability
May 2, 2024

We obtained summary judgment on behalf of an obstetrician in a medical malpractice action. The plaintiff alleged that our client did not obtain the requisite informed consent from the plaintiff to undergo a trial of labor after having two prior cesarean section deliveries (TOLAC x2). The court found that the plaintiff’s lack of informed consent claim was without foundation as she had an awareness of the risks of TOLAC x2.

Directed Verdict Obtained in a Subacute Rehab Case

Health Care Liability
October 11, 2023

We secured a directed verdict in a subacute rehab case in New Jersey. The plaintiffs claimed their father, who suffered from dysphagia, was negligently left unattended to choke and die in his room by the nursing staff while eating breakfast. At the close of plaintiff’s case, three motions for directed verdict were made. The court eventually agreed that the plaintiffs had not met their burden on causation with the expert testimony.

Thought Leadership

Marshall Dennehey Announces 2026 New Jersey Super Lawyers And Rising Stars

March 20, 2026
Eight attorneys from Marshall Dennehey’s Mount Laurel and Roseland, New Jersey offices have been selected to the 2026 edition of New Jersey Super Lawyers magazine.

98 Marshall Dennehey Attorneys Recognized in the 2026 Editions of The Best Lawyers in America and the Best Lawyers: Ones to Watch in America

August 20, 2025
Marshall Dennehey is proud to highlight the firm’s 98 attorneys who have been recognized in the 2026 editions of The Best Lawyers in America and the Best Lawyers: Ones to Watch in America. Less than 6% of all practicing lawyers in the U.S.

Marshall Dennehey Named 2023 New Jersey Regional Litigation Department of the Year Winner by The American Lawyer

December 5, 2023
Marshall Dennehey was named the 2023 New Jersey Regional Litigation Department of the Year winner at The American Lawyer Industry Awards held November 16, 2023 in New York City.

On the Pulse...Our Roseland, New Jersey, Office

Roseland
September 1, 2023
In February 1993, Roseland became the home of Marshall Dennehey’s North Jersey office. Its lone member, Howard Mankoff, was the original local managing attorney, and he is still with us today. Defense Digest, Vol. 29, No.

Classes/Seminars Taught

Risk Management Rounds in Anesthesia, MDAdvantage, March 17, 2015

Areas of Practice (1)

  • Health Care Liability

Education & Credentials

University Attended:
Drake University, B.S., 1986
Law School Attended:
The Elisabeth Haub School of Law at Pace University, J.D., 1989
Year of First Admission:
1989
Admission:
1989, New Jersey; 1989, New York; 1991, Illinois; 1989, U.S District Court of New Jersey
Memberships:

Associations & Memberships

•American Bar Association
•American Society for Pharmacy Law
•Central Illinois Pharmaceutical Association
•Joint Committee of Essex County Medical and Bar Associations
•New Jersey State Bar Association, Member, Medical Malpractice Committee
•New York State Bar Association

Reported Cases:
Significant Representative Matters: Received a unanimous defense verdict of behalf of a neurosurgeon and neurosurgical practice. The plaintiff presented with a sacral aneurysmal bone cyst that was causing compression on her lower lumbar and sacral nerve roots. Post-surgery, the plaintiff's experts alleged that the lower sacral nerve roots were transected by the defendants during the surgery. The defendants (and their experts) contended that the nerves were not transected, but instead were further injured by the necessary manipulation involved in removing the tumor - a recognized and accepted potential complication of this type of surgery.; Obtained summary judgment on behalf of an obstetrician in a medical malpractice action. The plaintiff alleged that our client did not obtain the requisite informed consent from our client to undergo a trial of labor after having two prior cesarean section deliveries ('TOLAC x2'). The court found that the plaintiff's lack of informed consent claim was without foundation as she had an awareness of the risks of TOLAC x2. Rather, the court found that her claim was premised on the assertion that the physician performing the TOLAC x2 failed to convert the TOLAC to a C-section quickly enough when complications arose. The court held that as matter of law our client had no obligation to discuss the risk that the doctor in the delivery room may wait too long to pivot to a C-section, which was the actual cause of the plaintiff's alleged harm.; Secured a directed verdict in a subacute rehab case. The plaintiffs claimed their father, who suffered from dysphagia, was negligently left unattended to choke and die in his room by the nursing staff while eating breakfast. At the close of plaintiff's case, three motions for directed verdict were made. The court eventually agreed that the plaintiffs had not met their burden on causation with the expert testimony.
ISLN:
900466364

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Location

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Contact Information:

973-618-0685  Fax

www.marshalldennehey.com

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