1. icon-arrow-left
    Find a Doctor
Mark D Widmann,  MD

Accepting New Patients

Telehealth

Mark D Widmann, MD

Thoracic Surgery

4.9
(183)

Male

Want to know your insurance options?

See Full List

About me

Dr. Mark Widmann is chief of Thoracic Surgery at Morristown Medical Center and leads Atlantic Medical Group’s North Jersey Thoracic Surgical Associates. Board certified in thoracic surgery, Dr. Widmann offers expert subspecialty surgical care to patients with benign and malignant disorders of the lung, mediastinum, pleura, esophagus and chest wall. He has expertise in state-of-the-art, minimally-invasive techniques and has led the programs development of Video-Assisted Thoracic Surgery (VATS) and other endoscopic/laparoscopic approaches to treat conditions such as cancer, infection, pneumothorax and swallowing disorders.With a commitment to clinical excellence, Dr. Widmann leads the section of thoracic surgery at Morristown Medical Center and has been surgical director of the Lung Cancer Program at Atlantic Health’s Carol G. Simon Cancer Center since 2000. Dr. Widmann graduated magna cum laude from Duke University and went on to pursue his medical degree at Yale University School of Medicine. His post-graduate training includes NIH sponsored research fellowships in Cardiovascular disease at Yale and the University of Iowa Hospitals. He performed his residency training in general surgery at Yale-New Haven Hospital in New Haven, CT and cardiothoracic residency training at the University of Iowa Hospitals & Clinics in Iowa City, IA.Committed to resident education, Dr. Widmann serves as an assistant clinical professor of surgery at Columbia University College of Physicians and Surgeons in New York. He is a member of the Society of Thoracic Surgeons and a fellow of the American College of Surgeons and the American College of Chest Physicians and former president of the NJ Society of Thoracic Surgeons.
Areas of focus: Cancer / Lung - Thoracic, Cancer / Surgery, Clinical Trials, CyberKnife, Esophageal Disease, Lung Disease

SPECIALTIES

  • Thoracic Surgery

AFFILIATIONS

  • Atlantic Accountable Care Organization

  • Atlantic Medical Group

  • Morristown Medical Center

  • Overlook Medical Center

Where to see me

0

Education & Experience

TRAINING

Yale University School of Medicine

Medical School

Yale New Haven Health, Bridgeport Hospital

Internship

Yale New Haven Hospital

Residency

University of Iowa Hospitals and Clinic

Fellowship

BOARD CERTIFICATIONS

Thoracic and Cardiac Surgery

American Board of Thoracic Surgery

Patient Reviews

OVERALL RATING

4.9

(183 ratings)
59 reviews
  • 5.0
    Dec 19, 2025
    Dr. Widmann is an excellent doctor I'm glad to have him.
  • 5.0
    Nov 30, 2025
    Exceptional visit with Dr. Widman. He explained everything, I felt very well informed. Terrific staff, plesant profesional and caring.
  • 5.0
    Nov 26, 2025
    Always professional, pleasant, and kind.
  • 5.0
    Nov 24, 2025
    All aspects of the visit were very professional and caring.
  • 5.0
    Nov 12, 2025
    Provider and staff were all friendly, thorough and knowledgeable. I was very happy with my experiences At my visits and on phone calls.