Grzegorz Walczak, MD
NPI 1801522511 · Student in an Organized Health Care Education/Training Program · Brooklyn, NY
Grzegorz Walczak, MD is a Student in an Organized Health Care Education/Training Program provider in Brooklyn, NY (NPI 1801522511).
Provider details
- NPI number
- 1801522511
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
Mailing address
Registry dates
- Enumerated
- 2022-07-26
- Last updated
- 2023-08-22
- Certified
- 2023-08-22
Frequently asked questions
- What is Grzegorz Walczak's NPI number?
- Grzegorz Walczak's National Provider Identifier (NPI) is 1801522511, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grzegorz Walczak's specialty?
- Grzegorz Walczak is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Grzegorz Walczak located?
- Grzegorz Walczak's practice location on file with NPPES is 450 Clarkson Ave # Msc-25, Brooklyn, NY 11203-2012.
- What is Grzegorz Walczak's phone number?
- The practice phone number listed in the NPPES registry for Grzegorz Walczak is (718) 270-1291.
- Is Grzegorz Walczak's NPI active?
- Yes — Grzegorz Walczak's NPI (1801522511) is active in the NPPES registry as of the last update on 2023-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.