What is Sydney Phethean's NPI number?

Sydney Phethean's National Provider Identifier (NPI) is 1639066962, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sydney Phethean's specialty?

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

Where is Sydney Phethean located?

Sydney Phethean's practice location on file with NPPES is 1820 W Orangewood Ave Ste 110, Orange, CA 92868-5056.

What is Sydney Phethean's phone number?

The practice phone number listed in the NPPES registry for Sydney Phethean is (714) 696-2862.

Is Sydney Phethean's NPI active?

Yes — Sydney Phethean's NPI (1639066962) is active in the NPPES registry as of the last update on 2025-06-19.

IndividualActive

Sydney Phethean

NPI 1639066962 · Behavior Technician · Orange, CA

Sydney Phethean is a Behavior Technician provider in Orange, CA (NPI 1639066962).

Provider details

NPI number: 1639066962
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(48/100 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

1820 W Orangewood Ave Ste 110

Orange, CA 92868-5056

Phone: (714) 696-2862

Fax: (714) 242-9308

Street-level locationGet directions

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Mailing address