Active NPI
Victor Werner Ludewig, MD
- Gastroenterology Physician
- Plattsburgh, NY
National Provider Identifier
1235118142
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Gastroenterology Physician
- License
- 1123371
- Practice address
- 77 Plaza Blvd
Plattsburgh, NY 12901-6438 - Phone
- (518) 562-7462
- Fax
- (518) 834-7797
- NPI assigned
- Jan 10, 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 |
|---|---|---|---|---|
| Gastroenterology Physician | 207RG0100X | 1123371 | NY | Primary |
Addresses
Primary practice location
77 Plaza Blvd
Plattsburgh, NY 12901-6438
Mailing address
77 Plaza Blvd
Plattsburgh, NY 12901-6438
Phone (518) 562-7462
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00470773 | Medicaid | NY |
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 |
|---|---|---|---|
| 1123371 | NY | MD | Gastroenterology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1136851200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1235118142",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "77 PLAZA BLVD",
"city": "PLATTSBURGH",
"state": "NY",
"postal_code": "129016438",
"telephone_number": "518-562-7462",
"fax_number": "518-834-7797"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "77 PLAZA BLVD",
"city": "PLATTSBURGH",
"state": "NY",
"postal_code": "129016438",
"telephone_number": "518-562-7462",
"fax_number": "518-834-7797"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LUDEWIG",
"first_name": "VICTOR",
"middle_name": "WERNER",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-01-10",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "NY",
"license": "1123371",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "00470773",
"state": "NY"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Plattsburgh, NY
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.