ST. JOHN'S RIVERSIDE HOSPITAL-HS
NPI 1235171018
Internal Medicine in Yonkers, NY
About St. John's Riverside Hospital-hs NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ST. JOHN'S RIVERSIDE HOSPITAL-HS (NPI 1235171018) is a healthcare organization registered as an internal medicine in Yonkers, New York and active in the NPI registry since June 2006. The organization lists Silvia Ugalde, Assistant Vice President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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)
St. John's Riverside Hospital-hs is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
5Medicare enrollment records show 5 clinicians reassign Medicare billing to St. John's Riverside Hospital-Hs, which bills Medicare for the services they deliver. Of these, 5 practice within 10 miles. They are listed nearest first.
Clinicians, nearest first (5)
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 St. John's Riverside Hospital-Hs's NPI number?
The NPI number for St. John's Riverside Hospital-Hs is 1235171018. It was assigned to this organization in the NPPES registry on June 13, 2006.
Where is St. John's Riverside Hospital-Hs located?
St. John's Riverside Hospital-Hs is located at 967 N Broadway, Yonkers, NY 10701. The listed phone number is (914) 966-9787.
What is St. John's Riverside Hospital-Hs's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is St. John's Riverside Hospital-Hs enrolled in Medicare?
Yes. St. John's Riverside Hospital-Hs is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through St. John's Riverside Hospital-Hs?
According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians in 3 Medicare specialties reassign their Medicare billing to St. John's Riverside Hospital-Hs. 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 Nurse Practitioner (3), Infectious Disease (1) and Psychiatry (1). 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 St. John's Riverside Hospital-Hs was last updated on October 22, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# St. John's Riverside Hospital-Hs · NPI 1235171018
Internal Medicine organization in Yonkers, New York. Organization record, active in the CMS NPPES registry since June 13, 2006.
## Identity
- **NPI:** 1235171018 (Entity type: Organization)
- **Enumerated:** June 13, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Organization subpart:** No
- **Authorized official:** Silvia Ugalde, ASSISTANT VICE PRESIDENT
## Practice location
- **Address:** 967 N BROADWAY, Yonkers, NY 10701-1301
- **Phone:** (914) 966-9787 · **Fax:** (914) 966-9793
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 5 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (3), Infectious Disease (1), Psychiatry (1); 5 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 22, 2007
- **Other identifiers:** Medicare PIN W75001 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1235171018) · Data from the CMS NPPES public registry.