Active NPI
Seung Namkoong, M.D.
- Internal Medicine Physician
- Jersey City, NJ
National Provider Identifier
1285684357
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 32603
- Practice address
- 206 Palisade Ave
Jersey City, NJ 07306-1104 - Phone
- (201) 653-5493
- Fax
- (201) 653-5493
- NPI assigned
- May 11, 2006
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 32603 | NJ | Primary |
Addresses
Primary practice location
206 Palisade Ave
Jersey City, NJ 07306-1104
Mailing address
284 Taylor Rd S
Short Hills, NJ 07078-2316
Phone (973) 467-9568
Other identifiers 3
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 3772705 | Medicaid | NJ | |
| FO9593 | Other | NJ | HEALTHNET |
| 116589 | Other | NJ | AETNA |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 32603 | NJ | MD | Internal Medicine Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1147305600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1285684357",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "284 TAYLOR RD S",
"city": "SHORT HILLS",
"state": "NJ",
"postal_code": "070782316",
"telephone_number": "973-467-9568",
"fax_number": "201-653-5493"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "206 PALISADE AVE",
"city": "JERSEY CITY",
"state": "NJ",
"postal_code": "073061104",
"telephone_number": "201-653-5493",
"fax_number": "201-653-5493"
}
],
"practiceLocations": [],
"basic": {
"last_name": "NAMKOONG",
"first_name": "SEUNG",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-05-11",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "NJ",
"license": "32603",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "3772705",
"state": "NJ"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "HEALTHNET",
"identifier": "FO9593",
"state": "NJ"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "AETNA",
"identifier": "116589",
"state": "NJ"
}
],
"endpoints": [],
"other_names": []
}Other providers in Jersey City, NJ
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.