MT VERNON NEUROLOGY, S.C.
NPI 1720079015
Psychiatry & Neurology - Neurology in Mount Vernon, IL
About Mt Vernon Neurology, S.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MT VERNON NEUROLOGY, S.C. (NPI 1720079015) is a healthcare organization registered as a neurology in Mount Vernon, Illinois and active in the NPI registry since November 2005. The organization lists Tomasz A Kosierkiewicz, Md, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
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)
Mt Vernon Neurology, S.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Mt Vernon Neurology, S.C., which bills Medicare for the services this clinician delivers.
Clinician (1)
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 Mt Vernon Neurology, S.C.'s NPI number?
The NPI number for Mt Vernon Neurology, S.C. is 1720079015. It was assigned to this organization in the NPPES registry on November 4, 2005.
Where is Mt Vernon Neurology, S.C. located?
Mt Vernon Neurology, S.C. is located at 2605 Main St, Mount Vernon, IL 62864. The listed phone number is (618) 242-7350.
What is Mt Vernon Neurology, S.C.'s specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.
Is Mt Vernon Neurology, S.C. enrolled in Medicare?
Yes. Mt Vernon Neurology, S.C. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Mt Vernon Neurology, S.C.?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Neurology) reassigns their Medicare billing to Mt Vernon Neurology, S.C.. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Mt Vernon Neurology, S.C. was last updated on July 17, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Mt Vernon Neurology, S.c. · NPI 1720079015
Neurology organization in Mount Vernon, Illinois. Organization record, active in the CMS NPPES registry since November 4, 2005.
## Identity
- **NPI:** 1720079015 (Entity type: Organization)
- **Enumerated:** November 4, 2005
- **Primary specialty:** Psychiatry & Neurology - Neurology · taxonomy 2084N0400X
- **Organization subpart:** No
- **Authorized official:** Tomasz Kosierkiewicz, MD
## Practice location
- **Address:** 2605 MAIN ST, Mount Vernon, IL 62864-2372
- **Phone:** (618) 242-7350 · **Fax:** (618) 242-7351
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Neurology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 17, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1720079015) · Data from the CMS NPPES public registry.