Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Angela Winterstein

Counselor in Torrance, CA · enumerated 2007.

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

National Provider Identifier

1568515948

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Registry record

Entity type Individual (Type 1)

Name Angela Winterstein

Sex Female

Practice address 23560 Madison St, #205, Torrance, CA, 90505

Phone (310) 292-2566

Enumeration date Jan 19, 2007

Last updated in NPPES Sep 22, 2011

Taxonomy & licenses

101Y00000X Counselor Behavioral Health & Social Service Providers 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 Angela Winterstein?

The National Provider Identifier (NPI) for Angela Winterstein is 1568515948, a Type 1 (individual) record in the CMS NPPES registry.

Where does Angela Winterstein practice?

The practice location on file with NPPES is in Torrance, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-09-22.