Physician Profile

Harold A. Yoon, MD

Unclaimed Profile

About Dr. Yoon

Harold A. Yoon, MD is a healthcare provider in Decatur, IL specializing in radiation oncology. Harold trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 2003. According to Medicare claims data, Harold cared for 1,472 Medicare patients across 6,567 services. The services billed most often include low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, ct guidance for insertion of radiation therapy fields, and stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy.

Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.

Specialty

Radiation Oncology (Primary)

Credentials & Licensing

IL license036119960
NPI1558566984
NPI issued06/16/2007

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What is Dr. Yoon's specialty?

Dr. Yoon is a radiation oncologist in Decatur, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Radiation Oncology”.

NPI registry

Where can I find Dr. Yoon?

Dr. Yoon is listed at 210 W Mckinley Ave Ste 1, Decatur, IL 62526. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Yoon?

The number on file is (217) 877-9442. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. Yoon's NPI number?

Dr. Yoon's National Provider Identifier is 1558566984. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

What is Dr. Yoon's medical education?

Dr. Yoon attended University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 2003. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Yoon been practicing?

Dr. Yoon has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.

CMS public data

What is Dr. Yoon known for?

According to Medicare billing data, Dr. Yoon performs procedures including insertion of needle into vein for collection of blood sample; reads or performs imaging such as ct guidance for insertion of radiation therapy fields and radiation treatment management, 5 treatment sessions, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Dr. Yoon confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Yoon. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.