OLIVIA S MEDICAL PLLC
NPI 1336933688
General Practice in Bronx, NY
About Olivia S Medical Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OLIVIA S MEDICAL PLLC (NPI 1336933688) is a healthcare organization registered as a general practice in Bronx, New York and active in the NPI registry since April 2025. The organization lists Olivia Szereszowiec, Md, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
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)
Olivia S Medical Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Olivia S Medical PLLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
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 Olivia S Medical PLLC's NPI number?
The NPI number for Olivia S Medical PLLC is 1336933688. It was assigned to this organization in the NPPES registry on April 9, 2025.
Where is Olivia S Medical PLLC located?
Olivia S Medical PLLC is located at 369 E 149th St, Bronx, NY 10455. The listed phone number is (718) 284-7070.
What is Olivia S Medical PLLC's specialty?
The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.
Is Olivia S Medical PLLC enrolled in Medicare?
Yes. Olivia S Medical PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Olivia S Medical PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (General Practice) reassigns their Medicare billing to Olivia S Medical 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Olivia S Medical PLLC was last updated on March 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Olivia S Medical Pllc · NPI 1336933688
General Practice organization in Bronx, New York. Organization record, active in the CMS NPPES registry since April 9, 2025.
## Identity
- **NPI:** 1336933688 (Entity type: Organization)
- **Enumerated:** April 9, 2025
- **Primary specialty:** General Practice · taxonomy 208D00000X
- **Organization subpart:** No
- **Authorized official:** Olivia Szereszowiec, MD
## Practice location
- **Address:** 369 E 149TH ST, Bronx, NY 10455-3906
- **Phone:** (718) 284-7070
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (General Practice) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 10, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1336933688) · Data from the CMS NPPES public registry.