Active NPI
James Frank List, M.D.
- Internal Medicine Physician
- Princeton, NJ
National Provider Identifier
1619012408
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 156932
- Practice address
- 280 Jefferson Rd
Princeton, NJ 08540-3413 - Phone
- (609) 924-1381
- NPI assigned
- Feb 20, 2007
- Last updated
- Sep 11, 2025
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 156932 | MA | Primary |
| Endocrinology, Diabetes & Metabolism Physician | 207RE0101X | 156932 | MA | |
| Pediatrics Physician | 208000000X | 156932 | MA |
Addresses
Primary practice location
280 Jefferson Rd
Princeton, NJ 08540-3413
Mailing address
280 Jefferson Rd
Princeton, NJ 08540-3413
Phone (609) 924-1381
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 |
|---|---|---|---|
| 156932 | MA | MD | Pediatrics Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1171929600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1619012408",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "280 JEFFERSON RD",
"city": "PRINCETON",
"state": "NJ",
"postal_code": "085403413",
"telephone_number": "609-924-1381"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "280 JEFFERSON RD",
"city": "PRINCETON",
"state": "NJ",
"postal_code": "085403413",
"telephone_number": "609-924-1381"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LIST",
"first_name": "JAMES",
"middle_name": "FRANK",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2007-02-20",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "MA",
"license": "156932",
"primary": true
},
{
"code": "207RE0101X",
"taxonomy_group": "",
"desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
"state": "MA",
"license": "156932",
"primary": false
},
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "MA",
"license": "156932",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Princeton, NJ
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.