What is Mieczyslaw Zak's NPI number?

Mieczyslaw Zak's National Provider Identifier (NPI) is 1962236315, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mieczyslaw Zak's specialty?

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

Where is Mieczyslaw Zak located?

Mieczyslaw Zak's practice location on file with NPPES is 2733 E 12th St, Brooklyn, NY 11235-4669.

What is Mieczyslaw Zak's phone number?

The practice phone number listed in the NPPES registry for Mieczyslaw Zak is (833) 455-8622.

Is Mieczyslaw Zak's NPI active?

Yes — Mieczyslaw Zak's NPI (1962236315) is active in the NPPES registry as of the last update on 2026-04-27.

IndividualActive

Mieczyslaw Zak

NPI 1962236315 · Behavior Technician · Brooklyn, NY

Mieczyslaw Zak is a Behavior Technician provider in Brooklyn, NY (NPI 1962236315).

Provider details

NPI number: 1962236315
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(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

2733 E 12th St

Brooklyn, NY 11235-4669

Phone: (833) 455-8622

Street-level locationGet directions

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Mailing address