NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Marianne Ruth Underwood

School Registered Nurse in Webster, NY · enumerated 2017.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1184134090

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Mrs. Marianne Ruth Underwood
Sex Female
Practice address 1548 Schlegel Rd, Webster, NY, 14580
Phone (585) 216-6023
Enumeration date Oct 5, 2017
Last updated in NPPES Oct 19, 2017

Taxonomy & licenses

163WS0200X School Registered Nurse Nursing Service Providers · License 380174 (NY) Primary

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 → Validate an NPI →

Frequently asked questions

What is the NPI number for Marianne Underwood?
The National Provider Identifier (NPI) for Marianne Underwood is 1184134090, a Type 1 (individual) record in the CMS NPPES registry.
Where does Marianne Underwood practice?
The practice location on file with NPPES is in Webster, NY. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-10-19.