Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Jason Littleton Schreibfeder, LCSW

Clinical Social Worker in Los Angeles, CA · enumerated 2007.

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

National Provider Identifier

1528110624

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Registry record

Entity type Individual (Type 1)

Name Mr. Jason Littleton Schreibfeder

Credential LCSW

Sex Male

Practice address 550 S Vermont Ave Fl 10, Los Angeles, CA, 90020

Phone (213) 996-1343

Fax (213) 996-1350

Enumeration date Jan 17, 2007

Last updated in NPPES Mar 17, 2021

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 25477 (CA) Secondary

104100000X Social Worker Behavioral Health & Social Service Providers · License LCS 25477 (CA) Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 25477 (CA) Primary

LCSW · Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy. About the LCSW credential

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 Jason Schreibfeder?

The National Provider Identifier (NPI) for Jason Schreibfeder is 1528110624, a Type 1 (individual) record in the CMS NPPES registry.

Where does Jason Schreibfeder practice?

The practice location on file with NPPES is in Los Angeles, CA. 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 2021-03-17.