What is Crystal Deng's NPI number?

Crystal Deng's National Provider Identifier (NPI) is 1770416257, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Crystal Deng's specialty?

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

Where is Crystal Deng located?

Crystal Deng's practice location on file with NPPES is 1063 Mcgaw Ave, Irvine, CA 92614-5505.

What is Crystal Deng's phone number?

The practice phone number listed in the NPPES registry for Crystal Deng is (714) 834-1111.

Is Crystal Deng's NPI active?

Yes — Crystal Deng's NPI (1770416257) is active in the NPPES registry as of the last update on 2026-06-04.

IndividualActive

Crystal Deng

NPI 1770416257 · Behavior Technician · Irvine, CA

Crystal Deng is a Behavior Technician provider in Irvine, CA (NPI 1770416257).

Provider details

NPI number: 1770416257
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(46/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

1063 Mcgaw Ave

Irvine, CA 92614-5505

Phone: (714) 834-1111

Street-level locationGet directions

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Mailing address