William J. Tester
Expertise in
17
conditions

Dr. William J. Tester

Oncology
Jefferson Health
Jefferson Cancer - Honickman Center
1101 Chestnut Street, Floor 14, 
Philadelphia, PA 
Clinical Trials:Currently Recruiting for 1 Trial
Accepting New Patients
Offers Telehealth
Expertise in
17
conditions
Jefferson Health
Jefferson Cancer - Honickman Center
1101 Chestnut Street, Floor 14, 
Philadelphia, PA 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

William Tester is an Oncologist in Philadelphia, Pennsylvania. Dr. Tester is highly rated in 17 conditions, according to our data. His top areas of expertise are Pleuropulmonary Blastoma, Muscle Invasive Bladder Cancer, Breast Cancer, Clear Cell Sarcoma, and Bone Marrow Aspiration. Dr. Tester is currently accepting new patients.

His clinical research consists of co-authoring 22 peer reviewed articles and participating in 4 clinical trials. MediFind looks at clinical research from the past 15 years.

Graduate Institution
Drexel University College Of Medicine
Residency
Albert Einstein Medical Center
Specialties
Oncology
Licenses
Internal Medicine in PA
Board Certifications
Medical Oncology
Internal Medicine
Hematology
Fellowships
MedStar Georgetown University Hospital
National Institutes of Health Clinical Center
Hospital Affiliations
Thomas Jefferson University Hospital
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Avalon Health Care
  • MEDICARE PDP
Cigna
  • EPO
  • HMO
  • PPO
Devoted Health
  • MEDICARE MAPD
  • OTHER MEDICARE
Geisinger
  • HMO
  • POS
  • PPO
Health Partners Plans
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
PA Health and Wellness
  • HMO
  • MANAGED MEDICAID PLAN
TeamCare
  • OTHER COMMERCIAL
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
UPMC
  • EPO
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 11 Less Insurance Carriers -

Locations

Jefferson Cancer - Honickman Center
1101 Chestnut Street, Floor 14, Philadelphia, PA 19107
Call: 215-955-8874

Additional Areas of Focus

Dr. Tester has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.

Penile Cancer
Prostate Cancer
Bladder Cancer
Testicular Cancer

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

4 Clinical Trials

A Randomized Phase III Trial for Surgically Resected Early Stage Non-small Cell Lung Cancer: Crizotinib Versus Observation for Patients With Tumors Harboring the Anaplastic Lymphoma Kinase (ALK) Fusion Protein
A Randomized Phase III Trial for Surgically Resected Early Stage Non-small Cell Lung Cancer: Crizotinib Versus Observation for Patients With Tumors Harboring the Anaplastic Lymphoma Kinase (ALK) Fusion Protein
Enrollment Status: Recruiting
Publish Date: July 03, 2024
Intervention Type: Other, Drug
Study Drug: Crizotinib
Study Phase: Phase 3
Adjuvant Lung Cancer Enrichment Marker Identification and Sequencing Trial (ALCHEMIST)
Adjuvant Lung Cancer Enrichment Marker Identification and Sequencing Trial (ALCHEMIST)
Enrollment Status: Active_not_recruiting
Publish Date: December 17, 2025
Intervention Type: Other, Procedure, Biological, Drug
Study Phase: Not Applicable
Randomized Study of Erlotinib Vs Observation in Patients With Completely Resected Epidermal Growth Factor Receptor (EGFR) Mutant Non-Small Cell Lung Cancer (NSCLC)
Randomized Study of Erlotinib Vs Observation in Patients With Completely Resected Epidermal Growth Factor Receptor (EGFR) Mutant Non-Small Cell Lung Cancer (NSCLC)
Enrollment Status: Active_not_recruiting
Publish Date: December 04, 2025
Intervention Type: Other, Drug
Study Drug: Erlotinib Hydrochloride
Study Phase: Phase 3
Phase III Randomized Adjuvant Study of Pembrolizumab in muScle invaSive and locAlly aDvanced urOthelial caRcinoma (AMBASSADOR) Versus Observation
Phase III Randomized Adjuvant Study of Pembrolizumab in muScle invaSive and locAlly aDvanced urOthelial caRcinoma (AMBASSADOR) Versus Observation
Enrollment Status: Active_not_recruiting
Publish Date: November 17, 2025
Intervention Type: Other, Biological, Procedure
Study Drug: Pembrolizumab
Study Phase: Phase 3
View 3 Less Clinical Trials

22 Total Publications

Renal cell carcinoma: entering the age of biomarkers.
Renal cell carcinoma: entering the age of biomarkers.
Journal: The Canadian journal of urology
Published: September 01, 2024
View All 22 Publications
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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Tester's expertise for a condition
ConditionClose
    • Distinguished
    • Muscle Invasive Bladder Cancer
      Dr. Tester is
      Distinguished
      . Learn about Muscle Invasive Bladder Cancer.
      See more Muscle Invasive Bladder Cancer experts
    • Pleuropulmonary Blastoma
      Dr. Tester is
      Distinguished
      . Learn about Pleuropulmonary Blastoma.
      See more Pleuropulmonary Blastoma experts
    • Advanced
    • ALK-Positive Non-Small Cell Lung Cancer
      Dr. Tester is
      Advanced
      . Learn about ALK-Positive Non-Small Cell Lung Cancer.
      See more ALK-Positive Non-Small Cell Lung Cancer experts
    • Bladder Cancer
      Dr. Tester is
      Advanced
      . Learn about Bladder Cancer.
      See more Bladder Cancer experts
    • Breast Cancer
      Dr. Tester is
      Advanced
      . Learn about Breast Cancer.
      See more Breast Cancer experts
    • Chromophobe Renal Cell Carcinoma
      Dr. Tester is
      Advanced
      . Learn about Chromophobe Renal Cell Carcinoma.
      See more Chromophobe Renal Cell Carcinoma experts
    • Clear Cell Sarcoma
      Dr. Tester is
      Advanced
      . Learn about Clear Cell Sarcoma.
      See more Clear Cell Sarcoma experts
    • EGFR Positive Lung Cancer
      Dr. Tester is
      Advanced
      . Learn about EGFR Positive Lung Cancer.
      See more EGFR Positive Lung Cancer experts
    View All 15 Advanced Conditions
    • Experienced
    • Acute Eosinophilic Pneumonia
      Dr. Tester is
      Experienced
      . Learn about Acute Eosinophilic Pneumonia.
      See more Acute Eosinophilic Pneumonia experts
    • Acute Myeloblastic Leukemia with Maturation
      Dr. Tester is
      Experienced
      . Learn about Acute Myeloblastic Leukemia with Maturation.
      See more Acute Myeloblastic Leukemia with Maturation experts
    • Acute Myeloblastic Leukemia without Maturation
      Dr. Tester is
      Experienced
      . Learn about Acute Myeloblastic Leukemia without Maturation.
      See more Acute Myeloblastic Leukemia without Maturation experts
    • Acute Myeloid Leukemia (AML)
      Dr. Tester is
      Experienced
      . Learn about Acute Myeloid Leukemia (AML).
      See more Acute Myeloid Leukemia (AML) experts
    • Adult Immune Thrombocytopenia
      Dr. Tester is
      Experienced
      . Learn about Adult Immune Thrombocytopenia.
      See more Adult Immune Thrombocytopenia experts
    • Adult Soft Tissue Sarcoma
      Dr. Tester is
      Experienced
      . Learn about Adult Soft Tissue Sarcoma.
      See more Adult Soft Tissue Sarcoma experts
    View All 82 Experienced Conditions
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