William Yoon M.D.
About this NPIWhat this record shows.
NPI 1720368657 is registered to William Yoon M.D., a Vascular Surgery Physician practising at 9650 Gross Point Rd Ste 4900 in Skokie, Illinois. Vascular Surgery Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. William Yoon M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2011.
Your brand here.
Medicare enrollment
This provider holds 5 Medicare enrollments on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20180918000167Vascular SurgeryCA
- I20210421001612Vascular SurgeryIL
- I20221007002191Vascular SurgeryOH
- I20260114001105Vascular SurgeryMD
- I20260114001537Vascular SurgeryDC
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans William Yoon M.D. accepts. To confirm in-network status with your specific health plan, contact William Yoon M.D. directly at (847) 663-8050.
Frequently asked
Yes. NPI 1720368657 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Vascular Surgery Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (847) 663-8050.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. William Yoon M.D. is a Type-1 individual NPI.