BOBBY BYUNG SUN YUN MD
NPI 1154399061
Family Medicine in Oshkosh, WI

Q: What is Bobby Yun's NPI number?

The NPI number for Bobby Yun is 1154399061. It was assigned to this individual provider in the NPPES registry on March 8, 2006.

Q: What is Bobby Yun's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for Bobby Yun was last updated on November 19, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since March 08, 2006PECOS EnrolledAccepts Medicare Assignment

1855 S KOELLER ST, OSHKOSH, WI 54902(920) 223-7010 Get Directions Write a Review

NPPES record last updated: November 19, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Bobby Byung Sun Yun Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

BOBBY BYUNG SUN YUN MD (NPI 1154399061) is an individual family medicine provider in Oshkosh, Wisconsin, licensed in Wisconsin (46857) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Wisconsin School Of Medicine (1998).

NPPES Registry Identity

NPI1154399061

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameBOBBY BYUNG SUN YUNCredential: MD

Location Address1855 S KOELLER STOshkosh, WI 54902-6214

Mailing Address1855 S Koeller StOshkosh, WI 54902-6214 · (920) 223-7010

Phone(920) 223-7010

Sole ProprietorYes

Medical School CMSUniversity Of Wisconsin School Of MedicineGraduated 1998

Enumeration DateMarch 8, 2006

Last NPPES UpdateNovember 19, 2013

✔ NPI 1154399061 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in WI · 46857

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

1855 S KOELLER ST, Oshkosh, WI 54902

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Other Identifiers 2

Medicare PIN07028WI

Medicare UPINI13022WI

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Bobby Byung Sun Yun Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7012981202

PECOS Enrollment IDI20040824000155

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

34 services27 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

30 services30 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54902 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$82.92 typical visit price

range $53.90 – $163.24

Typical copayment $20.73 (range $13.47 – $40.81)

Most-billed visit code 99203

Established Patient

$95.41 typical visit price

range $17.40 – $133.76

Typical copayment $23.85 (range $4.35 – $33.44)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SANDRALEE S QUADE NP

Nurse Practitioner (Adult Health)