NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Evin Riddle Wallus, MS, OTR/L

Occupational Therapist in Plainwell, MI · enumerated 2015.

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

National Provider Identifier

1164800777

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Registry record

Entity type Individual (Type 1)
Name Evin Riddle Wallus
Credential MS, OTR/L
Sex Female
Practice address Plainwell, MI, 49080
Enumeration date May 14, 2015
Last updated in NPPES May 14, 2015

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

225X00000X Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 15227 (CA) 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.

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Frequently asked questions

Where does Evin Wallus practice?
The practice location on file with NPPES is in Plainwell, MI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Evin Wallus?
The National Provider Identifier (NPI) for Evin Wallus is 1164800777, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-05-14.