Robert S. Reznik, MD

Samuel Oschin Comprehensive Cancer Center
8700 Beverly Blvd.
Los Angeles, CA 90048





Cedars-Sinai Cancer - Tarzana
18133 Ventura Blvd.
Suite 102
Tarzana, CA 91356





Parking Instructions:

Parking lot located next to building.

Robert S. Reznik, MD

  • Radiation Oncology

Anal Cancer

Brain Tumors

Breast Cancers

Colorectal Cancer (Colon, Rectal)

Esophageal Cancers

Heterotopic Ossification (HO)

IMRT (Intensity-Modulated Radiation Therapy)


Liver Cancers

Lung Cancers



Oropharyngeal Cancers (Tonsil, Tongue Base)

Pancreatic Cancers

Prostate Cancers

Skin Cancers

Stereotactic Radiosurgery

Stomach (Gastric) Cancers

Testicular Cancers

Uterine Cancers

  • Undergraduate: University of California, Los Angeles, 2002
  • Medical School: University of Miami Miller School of Medicine, 2010
  • Residency: Cedars-Sinai - Internal Medicine, 2013
  • Residency: Cedars-Sinai - Radiation Oncology, 2017
  • Alpha Omega Alpha Honor Medical Society
  • Gaspar Anastasi Resident Abstract Research Award, 2016
  • ASTRO Annual Meeting Scientific Abstract Travel Award, 2016
  • Chief Resident, Cedars-Sinai - Radiation Oncology

Click here for a list of peer-reviewed publications.

  • Guan M, He I, Luu M, David J, Gong J, Placencio-Hickok VR, Reznik RS, Tuli R, Hendifar AE. Palliative Radiation Therapy for Bone Metastases in Neuroendocrine Neoplasms.Adv Radiat Oncol. 2019 Apr 10;4(3):513-519.
  • Mirhadi AJ, Zhang Q, Hanks GE, Lepor H, Jones CU, Zeitzer K, Radwan JS, Lawton C, Chafe S, Reznik RS, et al. Effect of Long-Term Hormonal Therapy (vs Short-Term Hormonal Therapy): A Secondary Analysis of Intermediate-Risk Prostate Cancer Patients Treated on NRG Oncology RTOG 9202. Int J Radiat Oncol Biol Phys. 2017 Mar 1;97(3):511-515.
  • Rwigema JC, Lamiman K, Reznik RS, Lee NJ, Olch A, Wong KK. Palliative radiation therapy for superior vena cava syndrome in metastatic Wilms tumor using 10XFFF and 3D surface imaging to avoid anesthesia in a pediatric patient-a teaching case. Adv Radiat Oncol. 2017 Jan 7;2(1):101-104.
  • Hoang D, Reznik R, Orgel M, Li Q, Mirhadi A, Kulber DA. Surgical Excision and Adjuvant Brachytherapy vs External Beam Radiation for the Effective Treatment of Keloids: 10-Year Institutional Retrospective Analysis. Aesthet Surg J. 2017 Feb;37(2):212-225.
  • Reznik R, Hendifar AE, Tuli R. Genetic determinants and potential therapeutic targets for pancreatic adenocarcinoma. Front Physiol. 2014 Mar 3;5:87.
  • Yang W, Reznik R, Fraass BA, Nissen N, Hendifar A, Wachsman A, Sandler H, Tuli R. Dosimetric evaluation of simultaneous integrated boost during stereotactic body radiation therapy for pancreatic cancer. Med Dosim. 2015 Spring;40(1):47-52.
  • Damas OM, Jahann DA, Reznik R, McCauley JL, Tamariz L, Deshpande AR, Abreu MT, Sussman DA. Phenotypic manifestations of inflammatory bowel disease differ between Hispanics and non-Hispanic whites: Results of a large cohort study. Am J Gastroenterol. 2013 Feb;108(2):231-239.

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