NPIMap

Individual provider Active NPI

Lok Yun Sung, MD

  • Vascular & Interventional Radiology Physician
  • Stony Brook, NY
National Provider Identifier
1720221369
Registry record updated Mar 25, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Vascular & Interventional Radiology PhysicianTaxonomy code 2085R0204X
License
268768 Issued in NY
Practice address
101 Nicolls Road, Department of Radiology
HSC Level 4, Room 120
Stony Brook, NY 11794-8460
Phone
(631) 444-7955
Fax
(631) 444-7538
NPI assigned
Apr 13, 2009
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 25, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X 268768 NY
Vascular & Interventional Radiology Physician 2085R0204X 268768 NY Primary

Addresses

Primary practice location

101 Nicolls Road, Department of Radiology
HSC Level 4, Room 120
Stony Brook, NY 11794-8460

Mailing address

PO Box 1559
Stony Brook, NY 11790-0989
Phone (631) 444-7955

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY, FL2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20140724000451 NY Practitioner - Interventional RadiologyPractitioner - Diagnostic Radiology 5092931287 Reassigns benefits to 3 organizations
I20180117000877 FL Practitioner - Diagnostic Radiology 5092931287

Care Compare profile

Medicare Care Compare
Specialty
Interventional RadiologyAlso: Diagnostic Radiology
Education
State University of New York at Stony Brook, School of Medicine, 2008
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

100 Nicolls Rd
Stony Brook, NY 11794-3407
Phone (631) 638-2121

101 Nicolls Rd
Stony Brook, NY 11794-0001
Phone (631) 444-5400

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
University Hospital at Stony Brook Current Accepting new patients
North Shore-Lij Medical PC CurrentSince Nov 18, 2015 Accepting new patients
North Shore - Lij Medical PC CurrentSince Nov 18, 2015 Accepting new patients
Sheridan Radiology Services of Pinellas, Inc. Diagnostic Radiology Current Accepting new patients
Harlem Medical Associates PC CurrentSince Sep 23, 2019 Accepting new patients
Stony Brook Radiology, University Faculty Practice Corporation Diagnostic Radiology CurrentSince Sep 21, 2020 Accepting new patients

Locations

10201 66th Rd
Forest Hills, NY 11375
Phone (718) 830-4091

300 Community Dr
Manhasset, NY 11030

506 Malcolm X Blvd
New York, NY 10037
Phone (212) 939-1000

101 Hospital Rd
Patchogue, NY 11772
Phone (631) 654-7100

200 Belle Terre Rd
Prt Jefferson, NY 11777
Phone (631) 474-6000

101 Nicolls Rd
Rm 120
Stony Brook, NY 11794
Phone (631) 444-7538

100 Nicolls Rd
Stony Brook, NY 11794
Phone (631) 444-1560

Interoperability endpoints

  • Direct secure messaging: lokyun.sung@direct.stonybrookmedicine.edu

Organizations & group practices 6

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

Hospital & facility affiliations 6

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": "1239580800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742860800000",
    "number": "1720221369",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 1559",
            "city": "STONY BROOK",
            "state": "NY",
            "postal_code": "117900989",
            "telephone_number": "631-444-7955",
            "fax_number": "631-444-7538"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "101 NICOLLS ROAD, DEPARTMENT OF RADIOLOGY",
            "address_2": "HSC LEVEL 4, ROOM 120",
            "city": "STONY BROOK",
            "state": "NY",
            "postal_code": "117948460",
            "telephone_number": "631-444-7955",
            "fax_number": "631-444-7538"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SUNG",
        "first_name": "LOK YUN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2009-04-13",
        "last_updated": "2025-03-25",
        "certification_date": "2025-03-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "NY",
            "license": "268768",
            "primary": false
        },
        {
            "code": "2085R0204X",
            "taxonomy_group": "",
            "desc": "Radiology, Vascular & Interventional Radiology",
            "state": "NY",
            "license": "268768",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Stony Brook, NY

Sources for this page

Verify at the official NPI Registry.