NPI Portal NPI Lookup & Verification

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

Mr. Peter B Weiss

Clinical Social Worker in Austin, TX · enumerated 2012.

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

National Provider Identifier

1811249204

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Registry record

Entity type Individual (Type 1)
Name Mr. Peter B Weiss
Sex Male
Practice address Austin, TX, 78758
Phone (614) 738-4762
Enumeration date Oct 9, 2012
Last updated in NPPES Oct 9, 2012

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

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 56782 (TX) 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

What is the NPI number for Peter Weiss?
The National Provider Identifier (NPI) for Peter Weiss is 1811249204, a Type 1 (individual) record in the CMS NPPES registry.
Where does Peter Weiss practice?
The practice location on file with NPPES is in Austin, TX. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-10-09.