What is Nolan Nguyen's NPI number?

Nolan Nguyen's National Provider Identifier (NPI) is 1588502736, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Nolan Nguyen's specialty?

Nolan Nguyen is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).

Where is Nolan Nguyen located?

Nolan Nguyen's practice location on file with NPPES is 3200 E Guasti Rd Ste 100, Ontario, CA 91761-8661.

What is Nolan Nguyen's phone number?

The practice phone number listed in the NPPES registry for Nolan Nguyen is (840) 201-5818.

Is Nolan Nguyen's NPI active?

Yes — Nolan Nguyen's NPI (1588502736) is active in the NPPES registry as of the last update on 2026-03-21.

IndividualActive

Nolan Nguyen

NPI 1588502736 · Behavior Technician · Ontario, CA

Nolan Nguyen is a Behavior Technician provider in Ontario, CA (NPI 1588502736).

Provider details

NPI number: 1588502736
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(46/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

3200 E Guasti Rd Ste 100

Ontario, CA 91761-8661

Phone: (840) 201-5818

Street-level locationGet directions

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Mailing address