ZACHARY B ROSEN MD
NPI 1649355777
Family Medicine in Bronx, NY
About Zachary B Rosen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ZACHARY B ROSEN MD (NPI 1649355777) is an individual family medicine provider in Bronx, New York, licensed in New York (176411) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Zachary B Rosen Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Zachary Rosen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bronx, NY 10467
- Reassigned Medicare billing, New York enrollment
- 5,251 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10458 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BRONX, NY 10458
BRONX, NY 10458
BRONX, NY 10458
BRONX, NY 10458
BRONX, NY 10458
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 Zachary Rosen's NPI number?
The NPI number for Zachary Rosen is 1649355777. It was assigned to this individual provider in the NPPES registry on October 26, 2006.
Where is Zachary Rosen located?
Zachary Rosen practices at Mmg - Family Health Center 360 East 193rd Street, Bronx, NY 10458. The listed phone number is (718) 933-2400.
What is Zachary Rosen's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Zachary Rosen enrolled in Medicare?
Yes. Zachary Rosen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Zachary Rosen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Rosen reassigns Medicare benefits to Montefiore Medical Center (Bronx, NY). The 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 Zachary Rosen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Zachary Rosen was last updated on November 18, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.