Expertise in
11
conditions

Dr. Arlene O. Siefker-Radtke

Oncology
UT MD Anderson Cancer Center
210 Ashville Ave # 408, 
Cary, NC 
Expertise in
11
conditions
UT MD Anderson Cancer Center
210 Ashville Ave # 408, 
Cary, NC 

Overview

Arlene Siefker-Radtke is an Oncologist practicing medicine in Cary, North Carolina.

Dr. Siefker-Radtke is highly rated in 11 conditions, according to our data. Her clinical expertise encompasses Urothelial Cancer, Bladder Cancer, Urachal Cancer, Nephrectomy, and Lymphadenectomy.

She is actively involved in clinical research, co-authoring 134 peer reviewed articles and participating in 2 clinical trials.

Specialties

Oncology

Licenses

Internal Medicine in TX

Languages Spoken

English

Gender

Female

Insurance

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

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
HMSA
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE PART D
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • 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 5 Less Insurance Carriers -

Locations

UT MD Anderson Cancer Center
210 Ashville Ave # 408, Cary, NC 27518
Other Locations
Office
1155 Pressler St Unit 1374, Houston, TX 77030

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.

2 Clinical Trials

A Phase I Two-Dimensional Dose-Finding Study of Ixazomib in Combination With Gemcitabine and Doxorubicin, Followed by a Phase II Extension to Assess the Efficacy of This Combination in Metastatic, Surgically Unresectable Urothelial Cancer
A Phase I Two-Dimensional Dose-Finding Study of Ixazomib in Combination With Gemcitabine and Doxorubicin, Followed by a Phase II Extension to Assess the Efficacy of This Combination in Metastatic, Surgically Unresectable Urothelial Cancer
Enrollment Status: Active_not_recruiting
Publish Date: November 10, 2025
Intervention Type: Drug
Study Drugs: Doxorubicin Hydrochloride, Gemcitabine Hydrochloride, Ixazomib Citrate
Study Phase: Phase 1/Phase 2
A Phase II Exploratory Study of Pre-Operative Treatment With Erlotinib (Tarceva) in Muscle Invasive or Recurrent Transitional Cell Carcinoma Requiring Cystectomy
A Phase II Exploratory Study of Pre-Operative Treatment With Erlotinib (Tarceva) in Muscle Invasive or Recurrent Transitional Cell Carcinoma Requiring Cystectomy
Enrollment Status: Completed
Publish Date: September 10, 2020
Intervention Type: Drug
Study Phase: Phase 2
View 1 Less Clinical Trial

134 Total Publications

Bladder Cancer, Version 1.2026, NCCN Clinical Practice Guidelines In Oncology.
Bladder Cancer, Version 1.2026, NCCN Clinical Practice Guidelines In Oncology.
Journal: Journal of the National Comprehensive Cancer Network : JNCCN
Published: May 15, 2026
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Cary, NC 
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713-792-6161
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Frequently Asked Questions about Dr. Arlene O. Siefker-Radtke

How do I make an appointment with Dr. Arlene O. Siefker-Radtke?

You can book an appointment with Dr. Arlene O. Siefker-Radtke by calling their office at 713-792-6161. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Arlene O. Siefker-Radtke a top-rated expert for Urothelial Cancer?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Arlene O. Siefker-Radtke is classified as an Elite expert for Urothelial Cancer, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Arlene O. Siefker-Radtke specialize in?

While Dr. Arlene O. Siefker-Radtke is a Oncology, they have specific expertise in Urothelial Cancer, Bladder Cancer, and Urachal Cancer. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Oncology.

Does Dr. Arlene O. Siefker-Radtke participate in research or clinical trials?

Yes. Dr. Arlene O. Siefker-Radtke has published 134 articles and abstracts on conditions like Urothelial Cancer. You can view a list of Dr. Arlene O. Siefker-Radtke's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Arlene O. Siefker-Radtke accept my insurance?

Dr. Arlene O. Siefker-Radtke accepts most major insurance plans, including Aetna and Blue Cross Blue Shield. We recommend calling the office directly at 713-792-6161 to verify that your specific plan is currently accepted before your visit.

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

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