STL INTERVENTIONAL ONCOLOGY INTERVENTIONAL RADIOLOGY CLINICS LLC
NPI 1558240960
Radiology - Vascular & Interventional Radiology in Creve Coeur, MO
About Stl Interventional Oncology Interventional Radiology Clinics Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STL INTERVENTIONAL ONCOLOGY INTERVENTIONAL RADIOLOGY CLINICS LLC (NPI 1558240960), doing business as Stl Ioir Clinics, is a healthcare organization registered as a vascular & interventional radiology in Creve Coeur, Missouri and active in the NPI registry since August 2025. The organization lists Kirubahara Vaheesan, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Stl Interventional Oncology Interventional Radiology Clinics Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
4Medicare enrollment records show 4 clinicians reassign Medicare billing to Stl Interventional Oncology Interventional Radiology Clinics LLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.
Clinicians, nearest first (4)
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 Stl Interventional Oncology Interventional Radiology Clinics LLC's NPI number?
The NPI number for Stl Interventional Oncology Interventional Radiology Clinics LLC is 1558240960. It was assigned to this organization in the NPPES registry on August 29, 2025. The provider is doing business as STL IOIR Clinics.
Where is Stl Interventional Oncology Interventional Radiology Clinics LLC located?
Stl Interventional Oncology Interventional Radiology Clinics LLC is located at 641 N New Ballas Rd, Creve Coeur, MO 63141. The listed phone number is (314) 785-4647.
What is Stl Interventional Oncology Interventional Radiology Clinics LLC's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.
Is Stl Interventional Oncology Interventional Radiology Clinics LLC enrolled in Medicare?
Yes. Stl Interventional Oncology Interventional Radiology Clinics LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Stl Interventional Oncology Interventional Radiology Clinics LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians reassign their Medicare billing to Stl Interventional Oncology Interventional Radiology Clinics LLC, in Diagnostic Radiology, Interventional Radiology and Nurse Practitioner. 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. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Stl Interventional Oncology Interventional Radiology Clinics LLC accept?
Health plans from Medica list Stl Interventional Oncology Interventional Radiology Clinics LLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Stl Interventional Oncology Interventional Radiology Clinics LLC was last updated on June 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.
# Stl Interventional Oncology Interventional Radiology Clinics Llc · NPI 1558240960
Vascular & Interventional Radiology organization in Creve Coeur, Missouri. Organization record, active in the CMS NPPES registry since August 29, 2025.
## Identity
- **NPI:** 1558240960 (Entity type: Organization)
- **Enumerated:** August 29, 2025
- **Primary specialty:** Radiology - Vascular & Interventional Radiology · taxonomy 2085R0204X
- **Also known as:** STL IOIR Clinics (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Kirubahara Vaheesan, OWNER
## Practice location
- **Address:** 641 N NEW BALLAS RD, Creve Coeur, MO 63141-6713
- **Phone:** (314) 785-4647
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 4 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Interventional Radiology (2), Diagnostic Radiology (1), Nurse Practitioner (1); 2 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 10, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1558240960) · Data from the CMS NPPES public registry.