DARRELL G OTSU DDS DENTIST
NPI 1619035839
Dentist - General Practice in Irvine, CA

Q: What is Darrell Otsu's NPI number?

The NPI number for Darrell Otsu is 1619035839. It was assigned to this individual provider in the NPPES registry on December 4, 2006.

Q: What is Darrell Otsu's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Darrell Otsu was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since December 04, 2006

2 OSBORN, STE 150, IRVINE, CA 92604(949) 551-2037(949) 551-9738 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Darrell G Otsu Dds Dentist NPPES

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

DARRELL G OTSU DDS DENTIST (NPI 1619035839) is an individual general practice provider in Irvine, California, licensed in California (29643) and active in the NPI registry since December 2006.

NPPES Registry Identity

NPI1619035839

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDARRELL G OTSUCredential: DDS DENTIST

Location Address2 OSBORN, STE 150Irvine, CA 92604

Mailing Address2 Osborn, Ste 150Irvine, CA 92604 · (949) 551-2037 · Fax (949) 551-9738

Phone(949) 551-2037

Fax(949) 551-9738

Sole ProprietorYes

Enumeration DateDecember 4, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1619035839 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in CA · 29643

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

2 OSBORN, Irvine, CA 92604

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.

DR. ROBERT LESLIE OTSU DDS

Dentist

2 OSBORN, SUITE 150
IRVINE, CA 92604

Orange County (949) 551-9759

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 Darrell Otsu's NPI number?

The NPI number for Darrell Otsu is 1619035839. It was assigned to this individual provider in the NPPES registry on December 4, 2006.

Where is Darrell Otsu located?

Darrell Otsu practices at 2 Osborn Ste 150, Irvine, CA 92604. The listed phone number is (949) 551-2037.

What is Darrell Otsu's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Darrell Otsu was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.