1. Home
  2. Directory
  3. California
  4. Laguna Hills
  5. Pediatrics
  6. NPI Profile

MATTHEW KORNSWIET
NPI 1336534338
Pediatrics in Laguna Hills, CA

Active since April 06, 2015
23521 PASEO DE VALENCIA STE 200, LAGUNA HILLS, CA 92653(949) 951-5437 Get Directions Write a Review

NPPES record last updated: June 19, 2019. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Matthew Kornswiet NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MATTHEW KORNSWIET (NPI 1336534338) is an individual pediatrics provider in Laguna Hills, California, licensed in California (20A17197) and active in the NPI registry since April 2015.

NPPES Registry Identity

NPI1336534338
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameMATTHEW KORNSWIET
Location Address23521 PASEO DE VALENCIA STE 200Laguna Hills, CA 92653-3101
Mailing Address23521 Paseo De Valencia Ste 200Laguna Hills, CA 92653-3101 · (949) 951-5437
Phone(949) 951-5437
Sole ProprietorYes
Enumeration DateApril 6, 2015
Last NPPES UpdateJune 19, 2019
✔ NPI 1336534338 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · 20A17197
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Also ListedPediatrics · Sports MedicineTaxonomy 2080S0010X · License 20A17197 (CA)
23521 PASEO DE VALENCIA STE 200, Laguna Hills, CA 92653
Open in Google Maps ↗

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BRITTANY JANE MORRIS PA-C
Physician Assistant
23521 PASEO DE VALENCIA STE 200
LAGUNA HILLS, CA 92653
Orange County (949) 951-5437

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Matthew Kornswiet's NPI number?

The NPI number for Matthew Kornswiet is 1336534338. It was assigned to this individual provider in the NPPES registry on April 6, 2015.

Where is Matthew Kornswiet located?

Matthew Kornswiet practices at 23521 Paseo De Valencia Ste 200, Laguna Hills, CA 92653. The listed phone number is (949) 951-5437.

What is Matthew Kornswiet's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

When was this NPI record last updated?

The NPPES record for Matthew Kornswiet was last updated on June 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.