DR. TROY JAMES ANDREASEN M.D.
NPI 1851559462
Specialist in Ontario, CA

Q: What is Troy Andreasen's NPI number?

The NPI number for Troy Andreasen is 1851559462. It was assigned to this individual provider in the NPPES registry on May 30, 2008.

Q: What is Troy Andreasen's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Q: When was this NPI record last updated?

The NPPES record for Troy Andreasen was last updated on May 30, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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 May 30, 2008

3333 E CONCOURS ST, STE #3, ONTARIO, CA 91764(909) 481-7500(909) 481-1857 Get Directions Write a Review

NPPES record last updated: May 30, 2008. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Troy James Andreasen M.d. NPPES

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

DR. TROY JAMES ANDREASEN M.D. (NPI 1851559462) is an individual specialist in Ontario, California, licensed in California (A61879) and active in the NPI registry since May 2008.

NPPES Registry Identity

NPI1851559462

Entity TypeIndividualMale

Primary Taxonomy174400000X

Provider Legal NameDR. TROY JAMES ANDREASENCredential: M.D.

Location Address3333 E CONCOURS ST, STE #3Ontario, CA 91764

Mailing Address3333 E Concours St, Ste #3Ontario, CA 91764 · (909) 481-7500 · Fax (909) 481-1857

Phone(909) 481-7500

Fax(909) 481-1857

Sole ProprietorNo

Enumeration DateMay 30, 2008

✔ NPI 1851559462 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in CA · A61879

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

3333 E CONCOURS ST, Ontario, CA 91764

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Other Identifiers 1

OtherA61879CA · Medical Board Of California

Other Providers at the Same Location NPPES

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

IVELIESS STEVENSON

Behavior Technician

3333 E CONCOURS ST
ONTARIO, CA 91764

San Bernardino County (909) 240-1764

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 Troy Andreasen's NPI number?

The NPI number for Troy Andreasen is 1851559462. It was assigned to this individual provider in the NPPES registry on May 30, 2008.

Where is Troy Andreasen located?

Troy Andreasen practices at 3333 E Concours St Ste #3, Ontario, CA 91764. The listed phone number is (909) 481-7500.

What is Troy Andreasen's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Troy Andreasen was last updated on May 30, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.