NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Lauren Ng, M.D.

Nephrology Physician in Antioch, CA · enumerated 2016 · practices at Kaiser Foundation Health Plan Inc.

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

National Provider Identifier

1841640109

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Registry record

Entity type Individual (Type 1)
Name Dr. Lauren Ng
Credential M.D.
Sex Female
Practice address 4501 Sand Creek Rd Fl 4, Antioch, CA, 94531
Fax (925) 813-3876
Enumeration date Jun 17, 2016
Last updated in NPPES Dec 10, 2024

Taxonomy & licenses

207RN0300X Nephrology Physician Allopathic & Osteopathic Physicians · License A160541 (CA) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
A160541 Other CA CA MEDICAL BOARD

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

Is NPI 1841640109 active?
Yes, as of the latest NPPES snapshot, NPI 1841640109 is active (record last updated 2024-12-10).
How do I verify Lauren Ng's NPI record?
Cross-check NPI 1841640109 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-12-10.