What is Nai-Wen Chang's NPI number?

Nai-Wen Chang's National Provider Identifier (NPI) is 1639734163, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Nai-Wen Chang's specialty?

Nai-Wen Chang is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).

Where is Nai-Wen Chang located?

Nai-Wen Chang's practice location on file with NPPES is 701 W Kimberly Ave Ste 245, Placentia, CA 92870-6345.

What is Nai-Wen Chang's phone number?

The practice phone number listed in the NPPES registry for Nai-Wen Chang is (714) 203-6595.

Is Nai-Wen Chang's NPI active?

Yes — Nai-Wen Chang's NPI (1639734163) is active in the NPPES registry as of the last update on 2019-05-09.

IndividualActive

Nai-Wen Chang

NPI 1639734163 · Behavior Technician · Placentia, CA

Nai-Wen Chang is a Behavior Technician provider in Placentia, CA (NPI 1639734163).

Provider details

NPI number: 1639734163
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

Established profile(60/100 index)

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

Registry tenure38% of score
7 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

701 W Kimberly Ave Ste 245

Placentia, CA 92870-6345

Phone: (714) 203-6595

Street-level locationGet directions

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Mailing address