What is Matthew Arellano's NPI number?

Matthew Arellano's National Provider Identifier (NPI) is 1841810785, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Matthew Arellano's specialty?

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

Where is Matthew Arellano located?

Matthew Arellano's practice location on file with NPPES is 2910 Inland Empire Blvd Ste 104, Ontario, CA 91764-4896.

What is Matthew Arellano's phone number?

The practice phone number listed in the NPPES registry for Matthew Arellano is (855) 295-3276.

Is Matthew Arellano's NPI active?

Yes — Matthew Arellano's NPI (1841810785) is active in the NPPES registry as of the last update on 2024-04-16.

IndividualActive

Matthew Arellano, BCBA

NPI 1841810785 · Behavior Analyst · Ontario, CA

Matthew Arellano, BCBA is a Behavior Analyst provider in Ontario, CA (NPI 1841810785).

Provider details

NPI number: 1841810785
Entity type: Individual
Primary specialty: Behavior AnalystBehavioral Health & Social Service Providers
Credential: BCBA
Sex: Male
Sole proprietor: No
License: RBT-19-74956 (CA)

Specialties & taxonomies

Behavior AnalystPrimary103K00000XLicense 1-21-55342 (CA)
Behavioral Health & Social Service Providers
Behavior Technician106S00000XLicense RBT-19-74956 (CA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(73/100 index)

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

Registry tenure38% of score
6 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
4 documented practice locations

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

2910 Inland Empire Blvd Ste 104

Ontario, CA 91764-4896

Phone: (855) 295-3276

Fax: (888) 588-2752

Street-level locationGet directions

More CA providers

Mailing address

1333 S Mayflower Ave Ste 220

Monrovia, CA 91016-5239

Additional practice locations (3)

1771 3rd St Ste 101
Norco, CA 92860-2670
Phone: (951) 686-2020
4688 Ontario Mills Pkwy
Ontario, CA 91764-5104
Phone: (909) 476-5747
6370 Magnolia Ave Ste 340
Riverside, CA 92506-2404
Phone: (888) 428-3223

Enumerated: 2020-04-21
Last updated: 2024-04-16
Certified: 2024-04-16

Frequently asked questions

What is Matthew Arellano's NPI number?: Matthew Arellano's National Provider Identifier (NPI) is 1841810785, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Matthew Arellano's specialty?: Matthew Arellano is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
Where is Matthew Arellano located?: Matthew Arellano's practice location on file with NPPES is 2910 Inland Empire Blvd Ste 104, Ontario, CA 91764-4896.
What is Matthew Arellano's phone number?: The practice phone number listed in the NPPES registry for Matthew Arellano is (855) 295-3276.
Is Matthew Arellano's NPI active?: Yes — Matthew Arellano's NPI (1841810785) is active in the NPPES registry as of the last update on 2024-04-16.

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