NPI Portal NPI Lookup & Verification

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

William J Steinberger, MSPT, CSCS

Physical Therapist in Thornton, CO · enumerated 2006 · practices at Accelerate Associates, LLC.

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

National Provider Identifier

1396853297

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Registry record

Entity type Individual (Type 1)
Name William J Steinberger
Credential MSPT, CSCS
Sex Male
Practice address Thornton, CO, 80233
Fax (303) 920-3712
Enumeration date Aug 29, 2006
Last updated in NPPES Jul 9, 2007

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

Taxonomy & licenses

225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 5803 (CO) Primary

Other identifiers

Identifier Type State Issuer
610539000 Other CO OWCP WORKERS COMP NUMBER
46207333 Medicaid CO -
AC666015 Other CO BLUE CROSS PROVIDER NUMBE

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 William Steinberger practice?
The practice location on file with NPPES is in Thornton, CO. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for William Steinberger?
The National Provider Identifier (NPI) for William Steinberger is 1396853297, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-09.