NPI Portal NPI Lookup & Verification

Windsor Hospital Corp

Windsor Hospital Corp is a healthcare organization registered as Internal Medicine Physician in Windsor, VT, holding Type 2 (organization) NPI 1811036783 since 2007. The authorized official on file is Bonnie Martaniuk, Prov Ins Enroll Coord.

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NPI 1811036783
Entity type Organization (Type 2)
Legal business name Windsor Hospital Corp
Other name <Unavail>
Parent organization Windsor Hospital Corp
Practice address 289 COUNTY RD, Windsor, VT, 05089
Phone 8026747300
Fax 8026747314
Enumeration date 2007-02-06
Last updated in NPPES 2008-01-14

Authorized official

Name Bonnie Martaniuk
Title Prov Ins Enroll Coord
Phone 8026747170

Taxonomy & classification

Taxonomy code Specialty Primary License State
207Q00000X Family Medicine Physician Secondary 703 VT
207V00000X Obstetrics & Gynecology Physician Secondary 703 VT
207R00000X Internal Medicine Physician Primary 703 VT

Other identifiers

Identifier Type State Issuer
8000819 Medicaid VT
Copy-ready billing details
Provider: Windsor Hospital Corp
NPI: 1811036783
Taxonomy: 207R00000X (Internal Medicine Physician)
Address: 289 COUNTY RD, Windsor, VT, 05089

Providers at this address

NPI Name Type Specialty Location
1528061942 Dennis Heibein Individual Certified Registered Nurse Anesthetist Windsor, VT
1588664742 Jon Bennett Individual Certified Registered Nurse Anesthetist Windsor, VT
1245225267 Sikhar Banerjee Individual Physical Medicine & Rehabilitation Physician Windsor, VT
1285629204 George Brothers Individual Medical Physician Assistant Windsor, VT
1598750168 Kathleen Geagan Individual Pediatrics Physician Windsor, VT
1295720860 Dale Gephart Individual Internal Medicine Physician Windsor, VT
1225023815 William Hoser Individual Medical Physician Assistant Windsor, VT
1902891534 H Katchen Individual Medical Physician Assistant Windsor, VT

Verify this record

Cross-check NPI 1811036783 against the authoritative CMS record: view Windsor Hospital Corp on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Who is the authorized official for Windsor Hospital Corp?
NPPES lists Bonnie Martaniuk (Prov Ins Enroll Coord) as the authorized official for this organization.
What is the NPI number for Windsor Hospital Corp?
The NPI for Windsor Hospital Corp is 1811036783, a Type 2 (organization) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2008-01-14.