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Dennis A Lowenthal,  MD

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Dennis A Lowenthal, MD

Hematology, Medical Oncology

5.0
(146)

Speaks: Spanish

Male

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About me

Dr. Dennis Lowenthal has dedicated his career to caring for cancer patients, particularly those with lung cancer. He is the medical director of Medical Diagnostics Associates Hematology and Oncology, which is part of the Atlantic Medical Group. He also serves as medical director of Atlantic Health System’s Carol G. Simon Cancer Center at Overlook Medical Center.Growing up in the Bronx, NY, Dr. Lowenthal attended the State University of New York at Buffalo where he graduated magna cum laude with a BA in biology. He earned his medical degree at Boston University School of Medicine, continued with a medical internship at the Cleveland Clinic, and returned to the Bronx to complete his medical residency and a hematology fellowship at Montefiore Hospital and Medical Center of the Albert Einstein College of Medicine. He subsequently completed a clinical Blood Bank Directors fellowship at the New York Blood Center and then went on to complete a medical oncology fellowship at Memorial Sloan-Kettering Cancer Center where he served as Chief Fellow and Special Clinical Fellow in AIDS-related malignancies.Dr. Lowenthal considers coming to Overlook Medical Center 32 years ago one of his best life decisions, working with his colleagues to help create the Carol G. Simon Cancer Center at Overlook Medical Center. He serves as chairman of the hospital’s Cancer Committee and Cancer Center Executive Committee, and has been the long-standing section chief for Hematology/Oncology. He is co-chairman of Thoracic Oncology and the Thoracic Tumor Board at Atlantic Health System and is the principal investigator for lung cancer clinical trials conducted at Overlook Medical Center – specifically, serving as the principal investigator for the first immunotherapy approved for the treatment of lung cancer. Dr. Lowenthal is a past recipient of Overlook’s Physician Excellence in Clinical Practice award and has been an associate professor of Clinical Medicine at Columbia University College of Physicians and Surgeons, Mount Sinai School of Medicine, and currently the Sidney Kimmel Medical College at Thomas Jefferson University.

Areas of focus: Anemia, Blood Disorders, Cancer / Blood, Cancer / Breast, Cancer / Colorectal, Cancer / Digestive, Cancer / Gynecological, Cancer / Head & Neck, Cancer / Melanoma, Cancer / Orthopedic, Cancer / Pancreatic, Cancer / Prostate, Cancer / Urological, Clinical Trials, Lung Cancer, Thoracic Cancer

SPECIALTIES

  • Hematology

AFFILIATIONS

  • Atlantic Medical Group

  • Overlook Medical Center

Where to see me

Insurance

Please contact the practice to confirm your health plan is accepted.

Education & Experience

TRAINING

Boston University School of Medicine

Medical School

Cleveland Clinic Hospital

Internship

Montefiore Hospital and Medical Center

Residency

Montefiore Hospital and Medical Center, Memorial Sloan Kettering Cancer Center

Fellowship

BOARD CERTIFICATIONS

Hematology

American Board of Internal Medicine

Internal Medicine

American Board of Internal Medicine

Medical Oncology

American Board of Internal Medicine

Patient Reviews

OVERALL RATING

5.0

(146 ratings)
20 reviews
  • 5.0
    Sep 28, 2025
    Very much satisfied with care everybody's giving me. I appreciate it very much.
  • 5.0
    Sep 25, 2025
    Dr. Lowenthal is my all time favorite doctor.
  • 5.0
    Sep 13, 2025
    Dr Lowenthal is the best!
  • 5.0
    Sep 12, 2025
    A very professional and informative top-notch experience was had with the Doctor and all other personnel .
  • 5.0
    Sep 12, 2025
    Dr. Lowenthal is excellent!