What is Connor O Brien's NPI number?

Connor O Brien's National Provider Identifier (NPI) is 1821979881, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Connor O Brien's specialty?

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

Where is Connor O Brien located?

Connor O Brien's practice location on file with NPPES is 3463 Foothill Blvd, Glendale, CA 91214-1856.

What is Connor O Brien's phone number?

The practice phone number listed in the NPPES registry for Connor O Brien is (818) 206-2442.

Is Connor O Brien's NPI active?

Yes — Connor O Brien's NPI (1821979881) is active in the NPPES registry as of the last update on 2025-09-08.

IndividualActive

Connor O Brien

NPI 1821979881 · Behavior Technician · Glendale, CA

Connor O Brien is a Behavior Technician provider in Glendale, CA (NPI 1821979881).

Provider details

NPI number: 1821979881
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(47/100 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

3463 Foothill Blvd

Glendale, CA 91214-1856

Phone: (818) 206-2442

Fax: (818) 875-4660

Street-level locationGet directions

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Mailing address