NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Lydia Patkay, MA/CAGS

School Psychologist in Martinez, CA · enumerated 2026 · practices at Seneca Family of Agencies.

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

National Provider Identifier

1831037894

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Lydia Patkay
Credential MA/CAGS
Sex Female
Practice address 150 E St, Martinez, CA, 94553
Phone (925) 335-5810
Enumeration date Mar 23, 2026
Last updated in NPPES Mar 23, 2026

Taxonomy & licenses

103TS0200X School Psychologist Behavioral Health & Social Service Providers · License 230221483 (CA) 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 Lydia Patkay?
The National Provider Identifier (NPI) for Lydia Patkay is 1831037894, a Type 1 (individual) record in the CMS NPPES registry.
Where does Lydia Patkay practice?
The practice location on file with NPPES is in Martinez, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-03-23.