What is David Castor's NPI number?

David Castor's National Provider Identifier (NPI) is 1811498033, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is David Castor's specialty?

David Castor is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).

Where is David Castor located?

David Castor's practice location on file with NPPES is 12432 Bellflower Blvd, Downey, CA 90242-2806.

What is David Castor's phone number?

The practice phone number listed in the NPPES registry for David Castor is (818) 241-6780.

Is David Castor's NPI active?

Yes — David Castor's NPI (1811498033) is active in the NPPES registry as of the last update on 2021-11-10.

IndividualActive

David Castor

NPI 1811498033 · Behavior Analyst · Downey, CA

David Castor is a Behavior Analyst provider in Downey, CA (NPI 1811498033).

Provider details

NPI number: 1811498033
Entity type: Individual
Primary specialty: Behavior AnalystBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Behavior AnalystPrimary103K00000X
Behavioral Health & Social Service Providers
Behavior Technician106S00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(62/100 index)

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

Registry tenure38% of score
8 yrs in NPPES 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

12432 Bellflower Blvd

Downey, CA 90242-2806

Phone: (818) 241-6780

Fax: (818) 241-6853

Street-level locationGet directions

More CA providers

Mailing address

1333 S Mayflower Ave Ste 220

Monrovia, CA 91016-4066

Enumerated: 2018-02-22
Last updated: 2021-11-10
Certified: 2021-11-10

Frequently asked questions

What is David Castor's NPI number?: David Castor's National Provider Identifier (NPI) is 1811498033, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is David Castor's specialty?: David Castor is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
Where is David Castor located?: David Castor's practice location on file with NPPES is 12432 Bellflower Blvd, Downey, CA 90242-2806.
What is David Castor's phone number?: The practice phone number listed in the NPPES registry for David Castor is (818) 241-6780.
Is David Castor's NPI active?: Yes — David Castor's NPI (1811498033) is active in the NPPES registry as of the last update on 2021-11-10.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.