{
"Npi": {
"NPI": "1518224492",
"EntityType": "Individual",
"ReplacementNPI": null,
"EIN": null,
"IsSoleProprietor": "N",
"IsOrgSubpart": null,
"ParentOrgLBN": null,
"ParentOrgTIN": null,
"OrgName": null,
"LastName": "YOON",
"FirstName": "JANG",
"MiddleName": "WON",
"NamePrefix": null,
"NameSuffix": null,
"Credential": "MD",
"OtherOrgName": null,
"OtherOrgNameTypeCode": null,
"OtherLastName": null,
"OtherFirstName": null,
"OtherMiddleName": null,
"OtherNamePrefix": null,
"OtherNameSuffix": null,
"OtherCredential": null,
"OtherLastNameTypeCode": null,
"FirstLineMailingAddress": "3400 SPRUCE ST",
"SecondLineMailingAddress": "3 SILVERSTEIN",
"MailingAddressCityName": "PHILADELPHIA",
"MailingAddressStateName": "PA",
"MailingAddressPostalCode": "19104-4238",
"MailingAddressCountryCode": "US",
"MailingAddressTelephoneNumber": "215-349-8325",
"MailingAddressFaxNumber": null,
"FirstLinePracticeLocationAddress": "400 PARNASSUS AVE # A2300",
"SecondLinePracticeLocationAddress": null,
"PracticeLocationAddressCityName": "SAN FRANCISCO",
"PracticeLocationAddressStateName": "CA",
"PracticeLocationAddressPostalCode": "94143-2202",
"PracticeLocationAddressCountryCode": "US",
"PracticeLocationAddressTelephoneNumber": "415-353-2739",
"PracticeLocationAddressFaxNumber": null,
"EnumerationDate": "04/18/2012",
"LastUpdateDate": "09/08/2025",
"NPIDeactivationReasonCode": null,
"NPIDeactivationReason": null,
"NPIDeactivationDate": null,
"NPIReactivationDate": null,
"GenderCode": "M",
"Gender": "Male",
"AuthorizedOfficialLastName": null,
"AuthorizedOfficialFirstName": null,
"AuthorizedOfficialMiddleName": null,
"AuthorizedOfficialTitle": null,
"AuthorizedOfficialNamePrefix": null,
"AuthorizedOfficialNameSuffix": null,
"AuthorizedOfficialCredential": null,
"AuthorizedOfficialTelephoneNumber": null,
"Taxonomies": {
"Taxonomy": [
{
"TaxonomyCode": "207T00000X",
"TaxonomyName": "Neurological Surgery Physician",
"LicenseNumber": "C204641",
"LicenseNumberStateCode": "CA",
"PrimaryTaxonomySwitch": "Y"
},
{
"TaxonomyCode": "207T00000X",
"TaxonomyName": "Neurological Surgery Physician",
"LicenseNumber": "MD466897",
"LicenseNumberStateCode": "PA",
"PrimaryTaxonomySwitch": "N"
}
]
},
"HealthcareProviderTaxonomyGroups": null
}
}