Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

STEVEN CHARLES SIZER
NPI 1427983915
Occupational Therapist in Wales, WI

Active since June 16, 2026
563 A J ALLEN CIR, WALES, WI 53183(262) 968-6300 Get Directions Write a Review

NPPES record added: June 16, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Steven Charles Sizer NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

STEVEN CHARLES SIZER (NPI 1427983915) is an individual occupational therapist in Wales, Wisconsin, licensed in Wisconsin (7011-26) and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1427983915
Entity TypeIndividualMale
Primary Taxonomy225X00000X
Provider Legal NameSTEVEN CHARLES SIZER
Location Address563 A J ALLEN CIRWales, WI 53183-9649
Mailing Address563 A J Allen CirWales, WI 53183-9649 · (262) 968-6300
Sole ProprietorNo
Enumeration DateJune 16, 2026
NPPES CertifiedJune 16, 2026
NPI 1427983915 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOccupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225X00000X
License Licensed in WI · 7011-26
Definition
An occupational therapist is a person who has graduated from an entry-level occupational therapy program accredited by the Accreditation Council for Occupational Therapy Education (ACOTE) or predecessor organizations, or approved by the World Federation of Occupational Therapists (WFOT), or an equivalent international occupational therapy education program; has successfully completed a period of supervised fieldwork experience required by the occupational therapy program; has passed a nationally recognized entry-level examination for occupational therapists, and fulfills state requirements for licensure, certification, or registration. An occupational therapist provides interventions based on evaluation and which emphasize the therapeutic use of everyday life activities (i.e., occupations) with individuals or groups for the purpose of facilitating participation in roles and situations and in home, school, workplace, community and other settings. Occupational therapy services are provided for the purpose of promoting health and wellness and are provided to those who have or are at risk for developing an illness, injury, disease, disorder, condition, impairment, disability, activity limitation, or participation restriction. Occupational therapists address the physical, cognitive, psychosocial, sensory, and other aspects of occupational performance in a variety of contexts to support engagement in everyday life activities that affect health, well-being, and quality of life.
563 A J ALLEN CIR, Wales, WI 53183

Other Providers at the Same Location NPPES 11

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Speech-Language Pathologist
563 A J ALLEN CIR
WALES, WI 53183
Speech-Language Pathologist
563 A J ALLEN CIR
WALES, WI 53183
Speech-Language Pathologist
563 A J ALLEN CIR
WALES, WI 53183
Speech-Language Pathologist
563 A J ALLEN CIR
WALES, WI 53183
Speech-Language Pathologist
563 A J ALLEN CIR
WALES, WI 53183
Speech-Language Pathologist
563 A J ALLEN CIR
WALES, WI 53183
Speech-Language Pathologist
563 A J ALLEN CIR
WALES, WI 53183
Speech-Language Pathologist
563 A J ALLEN CIR
WALES, WI 53183

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Steven Sizer's NPI number?

The NPI number for Steven Sizer is 1427983915. It was assigned to this individual provider in the NPPES registry on June 16, 2026.

Where is Steven Sizer located?

Steven Sizer practices at 563 A J Allen Cir, Wales, WI 53183. The listed phone number is (262) 968-6300.

What is Steven Sizer's specialty?

The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.

When was this NPI record last updated?

The NPPES record for Steven Sizer was last updated on June 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.