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

William Jhonghoon Yoon, MD

Individual provider Surgery Physician · NPI 1720368657

William Jhonghoon Yoon, MD is a Vascular Surgery in Skokie, Illinois. Graduated from Virginia Commonwealth University, School of Medicine in 2011, 15 years ago. Practices with Medstar Medical Group II LLC, a 3,717-clinician group and accepts Medicare assignment. Licensed in California and Illinois.

Years since qualifying
15
Trained at
Virginia Commonwealth University, School of Medicine
Licensed in
CA, IL
In the registry since
2011
Specialties on file
3
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

9650 Gross Point Rd Ste 4900
Skokie, IL 60076-5080
Phone: (847) 663-8050
Fax: (224) 251-4407
Show map & directions

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

Specialties & licences

Vascular Surgery Physician (primary) Taxonomy 2086S0129X · Licence 036139697 (IL)
Surgery Physician Taxonomy 208600000X · Licence A157256 (CA)
Vascular Surgery Physician Taxonomy 2086S0129X · Licence A157256 (CA)

Record details

NPI number1720368657
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 23, 2011
Last updated in NPPESApril 27, 2021
Certification dateApril 4, 2021
Mailing address9650 Gross Point Rd Ste 4900, Skokie, IL 60076-5080

Medicare enrollment

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

Medicare specialtyVASCULAR SURGERY
Medical schoolVIRGINIA COMMONWEALTH UNIVERSITY, SCHOOL OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice Medstar Medical Group Ii Llc — 3717 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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