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Geoffrey A. Geiger, MD

Geoffrey A. Geiger, MD Physician

Assistant Professor of Clinical Radiation Oncology

Languages spoken:

  • Spanish

Dr. Geiger is a Penn Medicine employed physician.

Clinical Specialties

Clinical Expertise:

  • Acoustic Neuromas
  • Brain Cancer
  • Brain Tumors
  • Breast Cancer
  • Cervical Cancer
  • Endometrial Cancer
  • Fallopian Tube Cancer
  • Gamma Knife®
  • Gestational Trophoblastic Disease and Choriocarcinoma
  • Lesbian, Gay, Bisexual and Transgender Health (LGBT)
  • Malignant Melanoma
  • Mouth Cancer (Oral Cancer)
  • Non-Hodgkin Lymphoma
  • Ovarian Cancer
  • Radiation Oncology - Brain
  • Radiation Oncology - Gynecology
  • Radiation Oncology - Head/Neck
  • Radiation Oncology - Sarcoma
  • Radiation Treatment
  • Radiosurgery
  • Throat Cancer
  • Uterine Cancer
  • Vaginal Cancer
  • Vulvar Cancer

Description of Clinical Expertise

Dr. Geiger's clinical areas of interest lie principally in the treatment of various head and neck and gynecological malignancies as well as base of skull and central nervous system malignancies. He has a strong clinical interest in brachytherapy for gynecological malignancies as well as stereotactic radiotherapy using both GammaKnife and CyberKnife radiosurgery.

Practice Locations and Appointments

Insurance Accepted

  • Aetna US Healthcare
  • Cigna
  • Cigna HealthSpring
  • CVS Health
  • Devon Health Services (Americare)
  • Gateway Health Plan
  • Geisinger Health Plan
  • HealthAmerica / HealthAssurance, a Coventry Plan
  • HealthPartners
  • HealthPartners Medicare
  • HealthSmart
  • Highmark Blue Shield
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana / Choicecare
  • Independence Blue Cross (Keystone East)
  • Intergroup
  • Keystone First
  • Multiplan
  • NJ Amerihealth
  • NJ Medicaid
  • NJ Medicare
  • NJ Qualcare
  • Oxford Health Plan
  • PA Medicaid
  • PA Medicare
  • Preferred Health Care/LGH
  • Rail Road Medicare / Palmetto GBA
  • Remedy Partners at Penn Medicine
  • Tricare
  • United Healthcare
  • UnitedHealthcare Community Plan
  • US Family Health Plan

Education and Training

Medical School: University of Pennsylvania School of Medicine
Residency: Hospital of the University of Pennsylvania

Memberships

American Brachytherapy Society (ABS), National American College of Radiology (ACR), National American Medical Association (AMA), National American Society of Clinical Oncology (ASCO), National American Society of Radiation Oncology (ASTRO), National International Association for the Study of Lung Cancer (IASLC), International Radiological Society of North America (RSNA), National

Hospital Affiliation

Dr. Geiger is a Penn Medicine employed physician.

Hospital Privileges:

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.

Research

Selected Publications:

Piazza Matthew, Ramayya Ashwin, Geiger Geoffrey, Alonso-Basanta Michelle, Nasrallah MacLean P, Welch William, Ozturk Ali: Intramedullary recurrence of a thoracic meningioma - Presentation of an unusual case and review of the literature. World neurosurgery : 2016.

Chowdhury Imran H, Ojerholm Eric, McMillan Matthew T, Miller Denise, Kolker James D, Kurtz Goldie, Dorsey Jay F, Nagda Suneel N, Geiger Geoffrey A, Brem Steven, O'Rourke Donald M, Zager Eric L, Gangadhar Tara, Schuchter Lynn, Lee John Y K, Alonso-Basanta Michelle: Novel risk scores for survival and intracranial failure in patients treated with radiosurgery alone to melanoma brain metastases. Radiation oncology (London, England) 10 (1): 248,2015.

Vogel Jennifer, Ojerholm Eric, Hollander Andrew, Briola Cynthia, Mooij Rob, Bieda Michael, Kolker James, Nagda Suneel, Geiger Geoffrey, Dorsey Jay, Lustig Robert, O'Rourke Donald M, Brem Steven, Lee John, Alonso-Basanta Michelle: Intracranial control after Cyberknife radiosurgery to the resection bed for large brain metastases. Radiation oncology (London, England) 10 : 221,2015.

Mooij R, Kralik J, Kosterin P, Geiger G, Alonso-Basanta M.: Total scalp irradiation using Cyberknife International Stereotactic Radiosurgery Society : 2015.

Ojerholm E, Lee JY, Thawani JP, Miller D, O'Rourke DM, Dorsey JF, Geiger GA, Nagda S, Kolker JD, Lustig RA, Alonso-Basanta M.: Stereotactic radiosurgery to the resection bed for intracranial metastases and risk of leptomeningeal carcinomatosis. Journal of Neurosurgery 121 Suppl 2 : 75-83,2014.

Geiger GA, Kim MB, Xanthopoulos EP, Pryma DA, Grover S, Plastaras JP, Langer CJ, Simone CB 2nd, Rengan R.: Stage migration in planning PET/CT scans in patients due to receive radiotherapy for non-small-cell lung cancer. Clinical Lung Cancer 15 (1): 79-85,2014.

Geiger GA, Lin A, Stripp D, Quon H.: Radiation therapy for sinonasal cancers. Sinonasal Tumors : 156-169,2012.

Geiger GA, Kim MB, Plastaras JP, Rengan R: Rapid disease progression in non-small cell lung cancer patients previously staged with PET/CT. 14th Annual World Conference on Lung Cancer, Amsterdam, The Netherlands : 2011.

Vapiwala N, Mick R, Geiger GA, Bekelman JE, Both S, Christodouleas J, Deville C, Guzzo T, Mehler M, Tochner Z: A feasibility trial of proton radiation therapy using mild hypofractionation for intermediate-risk adenocarcinoma of the prostate. 50th Annual Particle Therapy Co-Operative Group Meeting, Philadelphia, PA : 2011.

Vapiwala N, Mick R, Geiger GA, Bekelman JE, Both S, Christodouleas J, Deville, Guzzo T, Mehler M, Tochner Z: A feasibility trial of proton radiation therapy using standard fractionation for low-risk adenocarcinoma of the prostate. 50th Annual Particle Therapy Co-Operative Group Meeting, Philadelphia, PA : 2011.

Academic Contact Info

Pennsylvania Hospital
Department of Radiation Oncology
Widener Basement Level
800 Spruce Street

Philadelphia, PA 19107
Phone: (215) 829-3873
Fax: (215) 525-4401
Patient appointments: 800-789-PENN (7366)