ROSA M SEIJO MD
NPI 1487710323
Pediatrics - Developmental - Behavioral Pediatrics in Bronx, NY
About Rosa M Seijo Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROSA M SEIJO MD (NPI 1487710323) is an individual developmental - behavioral pediatrics provider in Bronx, New York, licensed in New York (188613) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Rosa M Seijo Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Rosa Seijo 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.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BRONX, NY 10461
BRONX, NY 10461
BRONX, NY 10461
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 Rosa Seijo's NPI number?
The NPI number for Rosa Seijo is 1487710323. It was assigned to this individual provider in the NPPES registry on December 28, 2006.
Where is Rosa Seijo located?
Rosa Seijo practices at 1225 Morris Park Ave, Bronx, NY 10461. The listed phone number is (718) 839-7280.
What is Rosa Seijo's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Developmental - Behavioral Pediatrics, with taxonomy code 2080P0006X.
Is Rosa Seijo enrolled in Medicare?
Yes. Rosa Seijo is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Rosa Seijo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rosa Seijo 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 Rosa Seijo'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 Rosa Seijo was last updated on May 15, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.