ERNST RADIOLOGY CLINIC, INC
NPI 1699425462
Radiology - Diagnostic Radiology in Mount Vernon, IL
About Ernst Radiology Clinic, Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERNST RADIOLOGY CLINIC, INC (NPI 1699425462) is a healthcare organization registered as a diagnostic radiology in Mount Vernon, Illinois and active in the NPI registry since March 2022. The organization maintains a secondary practice location in Centralia and lists Matthew W Stadnyk, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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)
Ernst Radiology Clinic, Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
26Medicare enrollment records show 26 clinicians reassign Medicare billing to Ernst Radiology Clinic, Inc, which bills Medicare for the services they deliver. Of these, 1 practice at this address. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 4
Nearest to this location (20)
See all 26Saint Louis, MO 63110
Bridgeton, MO 63044
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 Ernst Radiology Clinic, Inc's NPI number?
The NPI number for Ernst Radiology Clinic, Inc is 1699425462. It was assigned to this organization in the NPPES registry on March 25, 2022.
Where is Ernst Radiology Clinic, Inc located?
Ernst Radiology Clinic, Inc is located at 1 Good Samaritan Way, Mount Vernon, IL 62864. The listed phone number is (618) 242-4600.
What is Ernst Radiology Clinic, Inc's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Ernst Radiology Clinic, Inc enrolled in Medicare?
Yes. Ernst Radiology Clinic, Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Ernst Radiology Clinic, Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 26 clinicians in 4 Medicare specialties reassign their Medicare billing to Ernst Radiology Clinic, Inc. 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 Diagnostic Radiology (23), General Surgery (1) and Interventional Radiology (1). Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Ernst Radiology Clinic, Inc was last updated on April 28, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Ernst Radiology Clinic, Inc · NPI 1699425462
Diagnostic Radiology organization in Mount Vernon, Illinois. Organization record, active in the CMS NPPES registry since March 25, 2022.
## Identity
- **NPI:** 1699425462 (Entity type: Organization)
- **Enumerated:** March 25, 2022
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **Organization subpart:** Yes (part of Ernst Radiology Clinic, Inc)
- **Authorized official:** Matthew Stadnyk, PRESIDENT
## Practice location
- **Address:** 1 GOOD SAMARITAN WAY, Mount Vernon, IL 62864-2402
- **Phone:** (618) 242-4600
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 26 clinicians in 4 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Diagnostic Radiology (23), General Surgery (1), Interventional Radiology (1); 1 practice at this address; [full list](https://npiprofile.com/npi/1699425462/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 28, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1699425462) · Data from the CMS NPPES public registry.