KEYSTONE CARDIOVASCULAR CENTER LLC
NPI 1902299621
Clinic/Center - Medical Specialty in Maywood, NJ
About Keystone Cardiovascular Center Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KEYSTONE CARDIOVASCULAR CENTER LLC (NPI 1902299621) is a healthcare organization registered as a medical specialty in Maywood, New Jersey and active in the NPI registry since March 2015. The organization maintains 2 additional practice locations and lists Demetrios Panagiotou, Founder, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Keystone Cardiovascular Center Llc 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 Keystone Cardiovascular Center LLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 3 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 Keystone Cardiovascular Center LLC's NPI number?
The NPI number for Keystone Cardiovascular Center LLC is 1902299621. It was assigned to this organization in the NPPES registry on March 5, 2015.
Where is Keystone Cardiovascular Center LLC located?
Keystone Cardiovascular Center LLC is located at 255 W Spring Valley Ave Ste 200, Maywood, NJ 07607. The listed phone number is (201) 882-6088.
What is Keystone Cardiovascular Center LLC's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Medical Specialty, with taxonomy code 261QM2500X.
Is Keystone Cardiovascular Center LLC enrolled in Medicare?
Yes. Keystone Cardiovascular Center LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Keystone Cardiovascular Center LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians in 2 Medicare specialties reassign their Medicare billing to Keystone Cardiovascular Center 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 Nurse Practitioner (4) and Cardiovascular Disease (Cardiology) (1). Of these, 2 practice at this address and 3 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 Keystone Cardiovascular Center LLC was last updated on January 24, 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.
# Keystone Cardiovascular Center Llc · NPI 1902299621
Medical Specialty organization in Maywood, New Jersey. Organization record, active in the CMS NPPES registry since March 5, 2015.
## Identity
- **NPI:** 1902299621 (Entity type: Organization)
- **Enumerated:** March 5, 2015
- **Primary specialty:** Clinic/Center - Medical Specialty · taxonomy 261QM2500X
- **Organization subpart:** No
- **Authorized official:** Demetrios Panagiotou, FOUNDER
## Practice location
- **Address:** 255 W SPRING VALLEY AVE STE 200, Maywood, NJ 07607
- **Phone:** (201) 882-6088
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 5 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (4), Cardiovascular Disease (Cardiology) (1); 2 practice at this address and 3 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 24, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1902299621) · Data from the CMS NPPES public registry.