Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ruby Mae Flegner, COTA

Q: What is the NPI number for Ruby Flegner?

The National Provider Identifier (NPI) for Ruby Flegner is 1023907474, a Type 1 (individual) record in the CMS NPPES registry.

Occupational Therapy Assistant in Fond Du Lac, WI · enumerated 2025.

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

National Provider Identifier

1023907474

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Ruby Mae Flegner

Credential COTA

Sex Female

Practice address 115 E Arndt St, Fond Du Lac, WI, 54935

Phone (920) 923-7040

Enumeration date Jul 1, 2025

Last updated in NPPES Jul 1, 2025

Taxonomy & licenses

224Z00000X Occupational Therapy Assistant Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 7244 (WI) 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 Ruby Flegner?

The National Provider Identifier (NPI) for Ruby Flegner is 1023907474, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ruby Flegner practice?

The practice location on file with NPPES is in Fond Du Lac, WI. 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 2025-07-01.