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ILLINOIS SURGICAL SPECIALISTS, LTD
NPI 1215170246
Surgery - Vascular Surgery in Peoria, IL

Active since April 07, 2009
7725 N KNOXVILLE AVE, PEORIA, IL 61614(309) 495-0240(309) 689-9035 Get Directions Write a Review

NPPES record last updated: May 27, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 27, 2025, Jun 16, 2020 (2 updates tracked since 2020).

About Illinois Surgical Specialists, Ltd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ILLINOIS SURGICAL SPECIALISTS, LTD (NPI 1215170246) is a healthcare organization registered as a vascular surgery in Peoria, Illinois and active in the NPI registry since April 2009. The organization lists Andy C Chiou, President, as its authorized official.

NPPES Registry Identity

NPI1215170246
Entity TypeOrganization
Primary Taxonomy2086S0129X
Legal Business NameILLINOIS SURGICAL SPECIALISTS, LTD
Location Address7725 N KNOXVILLE AVEPeoria, IL 61614-2079
Mailing Address7725 N Knoxville AvePeoria, IL 61614-2079 · (309) 495-0240 · Fax (309) 689-9035
Phone(309) 495-0240
Fax(309) 689-9035
Organization SubpartNo
Authorized OfficialAndy C ChiouPresident · (309) 495-0240
Enumeration DateApril 7, 2009
Last NPPES UpdateMay 27, 20252 updates tracked since enumeration
NPPES CertifiedMay 27, 2025
✔ NPI 1215170246 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtySurgery · Vascular SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code2086S0129X
Definition
A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.
Also ListedSurgeryTaxonomy 208600000X
Also ListedSurgery · Plastic and Reconstructive SurgeryTaxonomy 2086S0122X
Also ListedUrology · Pediatric UrologyTaxonomy 2088P0231X
7725 N KNOXVILLE AVE, Peoria, IL 61614
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.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)

Illinois Surgical Specialists, Ltd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Illinois Surgical Specialists, Ltd, which bills Medicare for the services they deliver. Of these, 1 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Andy Chiou, MD
Vascular Surgery
NPI 1063454197
1001 MAIN STREET 3RD FLOOR
Peoria, IL 61606
(309) 495-0200
✔ PECOS✔ Accepts Medicare5.7 mi
Michelle Regehr, N.P.
Nurse Practitioner
NPI 1073563730
5200 RELIABLE PARKWAY
Chicago, IL 60686
(309) 671-8748
✔ PECOS✔ Accepts Medicare128 mi

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 Illinois Surgical Specialists, Ltd's NPI number?

The NPI number for Illinois Surgical Specialists, Ltd is 1215170246. It was assigned to this organization in the NPPES registry on April 7, 2009.

Where is Illinois Surgical Specialists, Ltd located?

Illinois Surgical Specialists, Ltd is located at 7725 N Knoxville Ave, Peoria, IL 61614. The listed phone number is (309) 495-0240.

What is Illinois Surgical Specialists, Ltd's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.

Is Illinois Surgical Specialists, Ltd enrolled in Medicare?

Yes. Illinois Surgical Specialists, Ltd is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Illinois Surgical Specialists, Ltd?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Illinois Surgical Specialists, Ltd, in Nurse Practitioner and Vascular Surgery. 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, 1 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Illinois Surgical Specialists, Ltd accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Illinois Surgical Specialists, Ltd 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 Illinois Surgical Specialists, Ltd was last updated on May 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.