Expertise in
20
conditions

Dr. Harold A. Yoon

Radiation Oncology
Office
210 W McKinley Ave Ste 2, 
Decatur, IL 
Accepting New Patients
Expertise in
20
conditions
Office
210 W McKinley Ave Ste 2, 
Decatur, IL 

Overview

Harold Yoon is a Radiation Oncologist practicing medicine in Decatur, Illinois.

Dr. Yoon is highly rated in 20 conditions, according to our data. His clinical expertise encompasses Familial Prostate Cancer, Prostate Cancer, Small Cell Lung Cancer (SCLC), and Lung Cancer.

He is actively involved in clinical research, co-authoring 5 peer reviewed articles and participating in 1 clinical trial. Dr. Yoon is currently accepting new patients.

Graduate Institution

University Of Illinois College Of Med (Chi/peor/rock/chm-Urb)

Specialties

Radiation Oncology

Licenses

Radiology in IL

Hospital Affiliations

Hshs St Elizabeth's Hospital
St Marys Hospital
Pana Community Hospital
Taylorville Memorial Hospital
Decatur Memorial 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
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Health Alliance
  • EPO
  • HMO
  • POS
  • 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
Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Meridian Choice
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
TeamCare
  • OTHER COMMERCIAL
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 8 Less Insurance Carriers -

Locations

Office
210 W McKinley Ave Ste 2, Decatur, IL 62526

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.

1 Clinical Trials

STEEL: A Randomized Phase II Trial of Salvage Radiotherapy With Standard vs Enhanced Androgen Deprivation Therapy (With Enzalutamide) in Patients With Post-Prostatectomy PSA Recurrences With Aggressive Disease Features
STEEL: A Randomized Phase II Trial of Salvage Radiotherapy With Standard vs Enhanced Androgen Deprivation Therapy (With Enzalutamide) in Patients With Post-Prostatectomy PSA Recurrences With Aggressive Disease Features
Enrollment Status: Active_not_recruiting
Publish Date: December 30, 2025
Intervention Type: Radiation, Drug
Study Drugs: Enzalutamide, Bicalutamide, GnRH analog
Study Phase: Phase 2

5 Total Publications

Stereotactic Body Radiotherapy vs Moderately Hypofractionated IMRT for Localized Intermediate-Risk Prostate Cancer: A Randomized Clinical Trial.
Stereotactic Body Radiotherapy vs Moderately Hypofractionated IMRT for Localized Intermediate-Risk Prostate Cancer: A Randomized Clinical Trial.
Journal: JAMA
Published: August 13, 2026
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Frequently Asked Questions about Dr. Harold A. Yoon

How do I make an appointment with Dr. Harold A. Yoon?

You can book an appointment with Dr. Harold A. Yoon by calling their office at 217-877-9442. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Harold A. Yoon a top-rated expert for Familial Prostate Cancer?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Harold A. Yoon is classified as an Distinguished expert for Familial Prostate 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. Harold A. Yoon specialize in?

While Dr. Harold A. Yoon is a Radiation Oncology, they have specific expertise in Familial Prostate Cancer, Prostate Cancer, and Small Cell Lung Cancer (SCLC). MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Radiation Oncology.

Does Dr. Harold A. Yoon participate in research or clinical trials?

Yes. Dr. Harold A. Yoon has published 5 articles and abstracts on conditions like Familial Prostate Cancer. You can view a list of Dr. Harold A. Yoon's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Harold A. Yoon accept my insurance?

Dr. Harold A. Yoon accepts most major insurance plans, including Aetna and Blue Cross Blue Shield. We recommend calling the office directly at 217-877-9442 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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