What is Girgis Welsen's NPI number?

Girgis Welsen's National Provider Identifier (NPI) is 1083589022, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Girgis Welsen's specialty?

Girgis Welsen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).

Where is Girgis Welsen located?

Girgis Welsen's practice location on file with NPPES is 450 Clarkson Ave, Brooklyn, NY 11203-2012.

What is Girgis Welsen's phone number?

The practice phone number listed in the NPPES registry for Girgis Welsen is (718) 270-1000.

Is Girgis Welsen's NPI active?

Yes — Girgis Welsen's NPI (1083589022) is active in the NPPES registry as of the last update on 2025-10-08.

IndividualActive

Girgis Welsen

NPI 1083589022 · Physician Assistant · Brooklyn, NY

Girgis Welsen is a Physician Assistant provider in Brooklyn, NY (NPI 1083589022).

Provider details

NPI number: 1083589022
Entity type: Individual
Primary specialty: Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Physician AssistantPrimary363A00000X
Physician Assistants & Advanced Practice Nursing 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

450 Clarkson Ave

Brooklyn, NY 11203-2012

Phone: (718) 270-1000

Street-level locationGet directions

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Mailing address