What is Estella Sierra's NPI number?

Estella Sierra's National Provider Identifier (NPI) is 1801610688, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Estella Sierra's specialty?

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

Where is Estella Sierra located?

Estella Sierra's practice location on file with NPPES is 3333 Concours Ste 4102, Ontario, CA 91764-6564.

What is Estella Sierra's phone number?

The practice phone number listed in the NPPES registry for Estella Sierra is (909) 240-1764.

Is Estella Sierra's NPI active?

Yes — Estella Sierra's NPI (1801610688) is active in the NPPES registry as of the last update on 2024-11-08.

IndividualActive

Estella Sierra

NPI 1801610688 · Behavior Technician · Ontario, CA

Estella Sierra is a Behavior Technician provider in Ontario, CA (NPI 1801610688).

Provider details

NPI number: 1801610688
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(49/100 index)

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

Registry tenure38% of score
1 yr 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

3333 Concours Ste 4102

Ontario, CA 91764-6564

Phone: (909) 240-1764

Fax: (909) 259-2369

Street-level locationGet directions

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Mailing address