Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Fox Valley Radiation Oncology LLC

Organization Radiation Oncology Physician · NPI 1720141047

Fox Valley Radiation Oncology LLC is a Radiation Oncology Physician in Naperville, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

120 Spalding Dr Ste 111
Naperville, IL 60540-6508
Phone: (630) 646-2273
Fax: (630) 646-6165
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 036092813 (IL)

Record details

NPI number1720141047
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Oh-Hoon Kwon — Managing Partner · (312) 498-4263
NPI enumeratedDecember 18, 2006
Last updated in NPPESJuly 24, 2026
Certification dateJuly 24, 2026
Mailing address115 E Ogden Ave, Suite 105, Naperville, IL 60563

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