GUIRGUIS OBSTETRICS & GYNECOLOGY, PLLC
NPI 1356688220
Obstetrics & Gynecology in Brooklyn, NY
About Guirguis Obstetrics & Gynecology, Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GUIRGUIS OBSTETRICS & GYNECOLOGY, PLLC (NPI 1356688220), doing business as Guirguis Obgyn Group, is a healthcare organization registered as an obstetrics & gynecology in Brooklyn, New York and active in the NPI registry since January 2013. The organization maintains 2 additional practice locations and lists Fayez Guirguis, President, Sole Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Locations 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Guirguis Obstetrics & Gynecology, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
9Medicare enrollment records show 9 clinicians reassign Medicare billing to Guirguis Obstetrics & Gynecology, PLLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 9 within 10 miles. They are listed nearest first.
Clinicians, nearest first (9)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Guirguis Obstetrics & Gynecology, PLLC's NPI number?
The NPI number for Guirguis Obstetrics & Gynecology, PLLC is 1356688220. It was assigned to this organization in the NPPES registry on January 11, 2013. The provider is doing business as Guirguis OBGYN Group.
Where is Guirguis Obstetrics & Gynecology, PLLC located?
Guirguis Obstetrics & Gynecology, PLLC is located at 464 77th St, Brooklyn, NY 11209. The listed phone number is (718) 680-8383.
What is Guirguis Obstetrics & Gynecology, PLLC's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Guirguis Obstetrics & Gynecology, PLLC enrolled in Medicare?
Yes. Guirguis Obstetrics & Gynecology, PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Guirguis Obstetrics & Gynecology, PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 9 clinicians in 3 Medicare specialties reassign their Medicare billing to Guirguis Obstetrics & Gynecology, PLLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Certified Nurse Midwife (CNM) (4), Obstetrics/Gynecology (4) and Nurse Practitioner (1). Of these, 1 practice at this address and 9 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Guirguis Obstetrics & Gynecology, PLLC was last updated on January 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Guirguis Obstetrics & Gynecology, Pllc · NPI 1356688220
Obstetrics & Gynecology organization in Brooklyn, New York. Organization record, active in the CMS NPPES registry since January 11, 2013.
## Identity
- **NPI:** 1356688220 (Entity type: Organization)
- **Enumerated:** January 11, 2013
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **Also known as:** Guirguis OBGYN Group (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Fayez Guirguis, PRESIDENT, SOLE OWNER
## Practice location
- **Address:** 464 77TH ST, Brooklyn, NY 11209-3206
- **Phone:** (718) 680-8383
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 9 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Certified Nurse Midwife (CNM) (4), Obstetrics/Gynecology (4), Nurse Practitioner (1); 1 practice at this address and 9 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 5, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1356688220) · Data from the CMS NPPES public registry.