What is Brian Dziewa's NPI number?

Brian Dziewa's National Provider Identifier (NPI) is 1205065521, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Brian Dziewa's specialty?

Brian Dziewa is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).

Where is Brian Dziewa located?

Brian Dziewa's practice location on file with NPPES is 51 St Johns Parkside, Buffalo, NY 14210-2515.

What is Brian Dziewa's phone number?

The practice phone number listed in the NPPES registry for Brian Dziewa is (716) 828-9560.

Is Brian Dziewa's NPI active?

Yes — Brian Dziewa's NPI (1205065521) is active in the NPPES registry as of the last update on 2009-07-08.

IndividualActive

Brian Dziewa, M.S.,C.A.S.

NPI 1205065521 · Psychologist · Buffalo, NY

Brian Dziewa, M.S.,C.A.S. is a Psychologist provider in Buffalo, NY (NPI 1205065521).

Provider details

NPI number: 1205065521
Entity type: Individual
Primary specialty: PsychologistBehavioral Health & Social Service Providers
Credential: M.S.,C.A.S.
Sex: Male
Sole proprietor: No
License: 1970620 (NY)

Practice location

51 St Johns Parkside

Buffalo, NY 14210-2515

Phone: (716) 828-9560

Fax: (716) 828-9460

Street-level locationGet directions

More NY providers

Mailing address

35 Theresa Dr

Cheektowaga, NY 14227-3436

Specialties & taxonomies

PsychologistPrimary103T00000XLicense 1970620 (NY)
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(86/100 index)

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

Registry tenure38% of score
17 yrs in NPPES registry
Profile completeness38% of score
100% 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.

Enumerated: 2009-07-08
Last updated: 2009-07-08

Frequently asked questions

What is Brian Dziewa's NPI number?: Brian Dziewa's National Provider Identifier (NPI) is 1205065521, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Brian Dziewa's specialty?: Brian Dziewa is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
Where is Brian Dziewa located?: Brian Dziewa's practice location on file with NPPES is 51 St Johns Parkside, Buffalo, NY 14210-2515.
What is Brian Dziewa's phone number?: The practice phone number listed in the NPPES registry for Brian Dziewa is (716) 828-9560.
Is Brian Dziewa's NPI active?: Yes — Brian Dziewa's NPI (1205065521) is active in the NPPES registry as of the last update on 2009-07-08.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions