David P. Horowitz, MD

Radiation Oncology
Accepting New Patients
Virtual Visits/Telehealth
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Overview

David Horowitz, M.D. is a board-certified radiation oncologist and Assistant Professor of Radiation Oncology at New York-Presbyterian/Columbia University Irving Medical Center. His clinical focus is on gastrointestinal cancers, lymphoma and breast cancer, and his research interests focus on the development of novel ways to deliver precision radiation therapy to hard-to-treat cancers.

Dr. Horowitz received his B.A. from Dartmouth College and his M.D. from the Johns Hopkins University School of Medicine, during which time he completed a research fellowship in the Department of Radiation Oncology and Molecular Radiation Sciences. He completed his internal medicine internship training at the Georgetown University/Washington Hospital Center after which he completed his radiation oncology training at New York Presbyterian Hospital (Columbia University Medical Center Campus), where he additionally served as Chief Resident.

Dr. Horowitz has developed the use of multiple radiation techniques at the Columbia University Irving Medical Center to best help patients with cancer receive the most effective treatments while minimizing potential side effects. These include stereotactic body radiation therapy (SBRT), stereotactic radiosurgery, hypofractionated ablative radiation therapy, intensity modulated radiation therapy, image-guided radiation therapy, intraoperative radiotherapy, brachytherapy, total body irradiation, and total skin electron beam therapy.

As a member of the Pancreas Center at Columbia, Dr. Horowitz is part of a multidisciplinary team that brings expertise from multiple specialties, including surgery, medical oncology and radiology to the care of complex patients with pancreas cancer.

Outside of his clinical duties, Dr. Horowitz serves as Director of Medical Student Education in the Department of Radiation Oncology, as well as the Associate Program Director for the department's residency program. Dr. Horowitz has mentored numerous medical students and residents, with multiple mentees receiving competitive research grants from the NIH, American Medical Association, and Gold Foundation.

For a list of publications, please visit Pubmed.gov

Areas of Expertise / Conditions Treated

  • 3D Conformal Radiotherapy
  • Anal Cancer
  • Cancer Treatment
  • Colon Cancer
  • Esophageal Cancer
  • Gastric Cancer
  • Gastrointestinal Cancer
  • Hodgkins Lymphoma
  • Intensity Modulated Radiotherapy (IMRT)
  • Intraoperative Radiation
  • Leukemia
  • Liver Cancer
  • Lymphoma
  • Melanoma
  • Multiple Myeloma
  • Palliative Radiotherapy
  • Pancreatic Cancer
  • Prostate Cancer
  • Protons and Stereotactic Body Radiotherapy/Radiosurgery (SBRT)
  • Radiation Therapy
  • Rectal Cancer
  • Resident Education
  • Sarcoma
  • Skin Cancer
  • Stomach Cancer

Academic Appointments

  • Associate Professor of Radiation Oncology at CUMC

Administrative Titles

  • Program Director of the Residency Program

Hospital Affiliations

  • NewYork-Presbyterian / Columbia University Irving Medical Center

Gender

  • Male

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Virtual Visits/Telehealth

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Phone Appointments

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Location(s)

Insurance Accepted

Affinity Health Plan

  • Essential Plan
  • Medicaid Managed Care

AgeWell

  • Medicare Managed Care
  • Special Needs

Amida Care

  • Special Needs

Cigna

  • EPO
  • Great West (National)
  • HMO
  • Medicare Managed Care
  • POS
  • PPO

Emblem/GHI

  • Medicare Managed Care
  • PPO

Emblem/HIP

  • ConnectiCare
  • EPO
  • Essential Plan
  • HMO
  • Medicaid Managed Care
  • Medicare Managed Care
  • POS
  • PPO
  • Select Care (Exchange)
  • Vytra

Empire Blue Cross Blue Shield HealthPlus

  • Child/Family Health Plus
  • Essential Plan
  • Medicaid Managed Care

Fidelis Care

  • Child/Family Health Plus
  • Essential Plan
  • Medicaid Managed Care
  • Medicare Managed Care

Healthfirst

  • Child/Family Health Plus
  • Leaf (Exchange)
  • Medicaid Managed Care
  • Medicare Managed Care

Local 1199

  • Local 1199

MagnaCare (National)

  • MagnaCare

Medicare

  • Railroad
  • Traditional Medicare

Multiplan

  • Multiplan

MVP Health Care

  • Child/Family Health Plus
  • Essential Plan
  • HMO
  • Medicaid Managed Care

Quality Health Management

  • Quality Health Management

RiverSpring

  • Special Needs

UnitedHealthcare

  • Compass (Exchange)
  • Empire Plan
  • HMO
  • Medicaid (Community Plan)
  • Medicare Managed Care
  • Oxford Freedom
  • Oxford HMO
  • Oxford Liberty
  • POS
  • PPO

WellCare

  • Medicaid Managed Care
  • Medicare Managed Care

World Trade Center Health Plan

  • World Trade Center Health Plan

*Please contact the provider’s office directly to verify that your particular insurance is accepted.

Credentials & Experience

Education & Training

  • MD, 2009 Johns Hopkins University School of Medicine
  • Internship: Georgetown University -Washington Hospital Center
  • Residency: NewYork-Presbyterian Hospital/Columbia University Medical Center

Board Certifications

  • Radiation Oncology
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