What is Nicholas Diak's NPI number?

Nicholas Diak's National Provider Identifier (NPI) is 1346112562, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Nicholas Diak's specialty?

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

Where is Nicholas Diak located?

Nicholas Diak's practice location on file with NPPES is 295 89th St Ste 306, Daly City, CA 94015-1656.

What is Nicholas Diak's phone number?

The practice phone number listed in the NPPES registry for Nicholas Diak is (877) 264-6747.

Is Nicholas Diak's NPI active?

Yes — Nicholas Diak's NPI (1346112562) is active in the NPPES registry as of the last update on 2025-09-18.

IndividualActive

Nicholas Diak

NPI 1346112562 · Behavior Technician · Daly City, CA

Nicholas Diak is a Behavior Technician provider in Daly City, CA (NPI 1346112562).

Provider details

NPI number: 1346112562
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(47/100 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

295 89th St Ste 306

Daly City, CA 94015-1656

Phone: (877) 264-6747

Street-level locationGet directions

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Mailing address