VALLEY STREAM MEDICAL OF NEW YORK, LLC
NPI 1891183950
Surgery in Brooklyn, NY
About Valley Stream Medical Of New York, Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
VALLEY STREAM MEDICAL OF NEW YORK, LLC (NPI 1891183950) is a healthcare organization registered as a surgery in Brooklyn, New York and active in the NPI registry since December 2014. The organization lists Yan Katsnelson, Owner, 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)
Valley Stream Medical Of New York, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
12Medicare enrollment records show 12 clinicians reassign Medicare billing to Valley Stream Medical Of New York, LLC, which bills Medicare for the services they deliver. Of these, 5 practice within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 7
Clinicians, nearest first (12)
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 Valley Stream Medical Of New York, LLC's NPI number?
The NPI number for Valley Stream Medical Of New York, LLC is 1891183950. It was assigned to this organization in the NPPES registry on December 24, 2014.
Where is Valley Stream Medical Of New York, LLC located?
Valley Stream Medical Of New York, LLC is located at 2511 Ocean Ave Suite 102, Brooklyn, NY 11229. The listed phone number is (718) 301-1100.
What is Valley Stream Medical Of New York, LLC's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Valley Stream Medical Of New York, LLC enrolled in Medicare?
Yes. Valley Stream Medical Of New York, LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Valley Stream Medical Of New York, LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 12 clinicians in 7 Medicare specialties reassign their Medicare billing to Valley Stream Medical Of New York, LLC. 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 General Surgery (3), Diagnostic Radiology (2) and Interventional Radiology (2). Of these, 5 practice 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 Valley Stream Medical Of New York, LLC was last updated on December 24, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.
# Valley Stream Medical Of New York, Llc · NPI 1891183950
Surgery organization in Brooklyn, New York. Organization record, active in the CMS NPPES registry since December 24, 2014.
## Identity
- **NPI:** 1891183950 (Entity type: Organization)
- **Enumerated:** December 24, 2014
- **Primary specialty:** Surgery · taxonomy 208600000X
- **Organization subpart:** No
- **Authorized official:** Yan Katsnelson, OWNER
## Practice location
- **Address:** 2511 OCEAN AVE, SUITE 102, Brooklyn, NY 11229-3950
- **Phone:** (718) 301-1100 · **Fax:** (224) 246-8042
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 12 clinicians in 7 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: General Surgery (3), Diagnostic Radiology (2), Interventional Radiology (2); 5 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 24, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1891183950) · Data from the CMS NPPES public registry.