Individual provider Active NPI

William Jhonghoon Yoon, M.D.

  • Vascular Surgery Physician
  • Skokie, IL
National Provider Identifier
1720368657
Registry record updated Apr 27, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Vascular Surgery PhysicianTaxonomy code 2086S0129X
License
036139697 Issued in IL
Practice address
9650 Gross Point Rd Ste 4900
Skokie, IL 60076-5080
Phone
(847) 663-8050
Fax
(224) 251-4407
NPI assigned
Aug 23, 2011
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 27, 2021

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X A157256 CA
Vascular Surgery Physician 2086S0129X A157256 CA
Vascular Surgery Physician 2086S0129X 036139697 IL Primary

Addresses

Primary practice location

9650 Gross Point Rd Ste 4900
Skokie, IL 60076-5080

Mailing address

9650 Gross Point Rd Ste 4900
Skokie, IL 60076-5080
Phone (847) 663-8050

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, IL, OH, MD, DC5 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 5

Enrollment IDStateProvider typePAC IDDetails
I20180918000167 CA Practitioner - Vascular SurgeryPractitioner - General Surgery 0547551715 Reassigns benefits to 1 organization
I20210421001612 IL Practitioner - Vascular Surgery 0547551715 Reassigns benefits to 1 organization
I20221007002191 OH Practitioner - Vascular Surgery 0547551715 Reassigns benefits to 1 organization
I20260114001105 MD Practitioner - Vascular Surgery 0547551715 Reassigns benefits to 1 organization
I20260114001537 DC Practitioner - Vascular Surgery 0547551715 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Vascular Surgery
Education
Virginia Commonwealth University, School of Medicine, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Medstar Medical Group II LLCGroup PAC ID 0547413825, 3,726 clinicians
University Hospitals Medical Group IncGroup PAC ID 4789682493, 2,248 clinicians

Practice addresses (Care Compare)

110 Irving St NW
Washington, DC 20010-3017
Phone (202) 877-7000

11100 Euclid Ave
Cleveland, OH 44106-1716
Phone (216) 844-1000

201 E University Pkwy
Baltimore, MD 21218-2829
Phone (410) 554-2000

Hospital & facility affiliations

  • Medstar Washington Hospital Center Hospital, Washington, DC, CCN 090011
  • Uh Cleveland Medical Center Hospital, Cleveland, OH, CCN 360137
  • University Hospitals Ahuja Medical Center Hospital, Beachwood, OH, CCN 360359
  • Parma Community General Hospital Hospital, Parma, OH, CCN 360041
  • University Hospitals Portage Medical Center Hospital, Ravenna, OH, CCN 360078

Merit-based Incentive Payment System (MIPS)

Final score
81.19 of 100Reported as group
Quality
63.13
Promoting interoperability
100
Improvement activities
40
Cost
74.18

Procedures performed for Medicare patients

ProcedureNumber of procedures
Leg revascularization (restoring blood flow)1-10
Removal of tissue1-10

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A157256CAMDVascular Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Medstar Medical Group II LLC CurrentSince Jan 1, 2026 Accepting new patients
University Hospitals Medical Group Inc Surgery CurrentSince Nov 1, 2022 Accepting new patients
Endeavor Health Medical Group CurrentSince May 16, 2021 Accepting new patients
Medstar Medical Group II LLC CurrentSince Jan 1, 2026 Accepting new patients
Endeavor Health Medical Group CurrentSince Apr 14, 2021 Accepting new patients
Regents of the Univ of Ca Current Accepting new patients
Regents of the Univ of Ca Surgery CurrentSince Sep 1, 2018 Accepting new patients
Regents of the Univ of Ca CurrentSince Sep 1, 2018 Accepting new patients
Medstar Medical Group II LLC Past Accepting new patients
Multicare Health System Past Accepting new patients
University Hospitals Cleveland Medical Center Past Accepting new patients

Locations

4860 Y St
Ste 2100
Sacramento, CA 95817
Phone (916) 734-3800

4860 Y St
Sacramento, CA 95817
Phone (916) 734-2700

2221 Stockton Blvd
Sacramento, CA 95817
Phone (916) 734-2680

4900 Broadway
Ste 2800
Sacramento, CA 95820
Phone (916) 734-9313

2221 Stockton Blvd
Fl 3
Sacramento, CA 95817
Phone (916) 734-7260

1145 19th St NW
Ste 311
Washington, DC 20036
Phone (202) 429-2401

110 Irving St NW
Washington, DC 20010
Phone (202) 877-2000

3800 Reservoir Rd NW
Washington, DC 20007
Phone (202) 687-2203

3800 Reservoir Rd NW
Fl 4
Washington, DC 20007
Phone (202) 444-2255

9532 Eagle Way
Chicago, IL 60678

2650 Ridge Ave
Ste 1223
Evanston, IL 60201
Phone (847) 982-3175

2650 Ridge Ave
Evanston, IL 60201
Phone (847) 570-1206

2650 Ridge Ave
Ste 2218A
Evanston, IL 60201
Phone (847) 503-4222

9650 Gross Point Rd
Ste 4900
Skokie, IL 60076
Phone (847) 663-8050

201 E University Pkwy
Baltimore, MD 21218
Phone (410) 554-2651

8055 Mayfield Rd
Ste 105
Chesterland, OH 44026
Phone (440) 214-8024

3999 Richmond Rd
Cleveland, OH 44122
Phone (216) 293-8226

11100 Euclid Ave
Cleveland Heights, OH 44106

Interoperability endpoints

  • Direct secure messaging: wyoon111913@ehrdirect.uhhospitals.org

Organizations & group practices 11

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 8

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1314057600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1619481600000",
    "number": "1720368657",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9650 GROSS POINT RD STE 4900",
            "city": "SKOKIE",
            "state": "IL",
            "postal_code": "600765080",
            "telephone_number": "847-663-8050",
            "fax_number": "224-251-4407"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9650 GROSS POINT RD STE 4900",
            "city": "SKOKIE",
            "state": "IL",
            "postal_code": "600765080",
            "telephone_number": "847-663-8050",
            "fax_number": "224-251-4407"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "YOON",
        "first_name": "WILLIAM",
        "middle_name": "JHONGHOON",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2011-08-23",
        "last_updated": "2021-04-27",
        "certification_date": "2021-04-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "CA",
            "license": "A157256",
            "primary": false
        },
        {
            "code": "2086S0129X",
            "taxonomy_group": "",
            "desc": "Surgery, Vascular Surgery",
            "state": "CA",
            "license": "A157256",
            "primary": false
        },
        {
            "code": "2086S0129X",
            "taxonomy_group": "",
            "desc": "Surgery, Vascular Surgery",
            "state": "IL",
            "license": "036139697",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Skokie, IL

Sources for this page

Verify at the official NPI Registry.