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

Bobby Byung Sun Yun, MD

Individual provider Family Medicine Physician · NPI 1154399061

Bobby Byung Sun Yun, MD is a Family Practice in Oshkosh, Wisconsin. Graduated from University of Wisconsin School of Medicine in 1998, 28 years ago. Practices with Urgent Care Physcians, Ltd, a 4-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
28
Trained at
University of Wisconsin School of Medicine
Licensed in
WI
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1855 S Koeller St
Oshkosh, WI 54902-6214
Phone: (920) 223-7010
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 46857 (WI)

Record details

NPI number1154399061
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 8, 2006
Last updated in NPPESNovember 19, 2013

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 1998 (28 years in practice)
Group practice Urgent Care Physcians, Ltd — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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