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ILLINOIS VALLEY SURGICAL ASSOCIATES, SC
NPI 1427260207
Surgery in Ottawa, IL

Active since May 04, 2007
1050 E NORRIS DR, SUITE 2B, OTTAWA, IL 61350(815) 433-3745(815) 433-6928 Get Directions Write a Review

NPPES record last updated: October 8, 2018. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Illinois Valley Surgical Associates, Sc NPPES

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

ILLINOIS VALLEY SURGICAL ASSOCIATES, SC (NPI 1427260207) is a healthcare organization registered as a surgery in Ottawa, Illinois and active in the NPI registry since May 2007. The organization lists Joseph Stanley Kokoszka, Chairman Of The Board, as its authorized official.

NPPES Registry Identity

NPI1427260207
Entity TypeOrganization
Primary Taxonomy208600000X
Legal Business NameILLINOIS VALLEY SURGICAL ASSOCIATES, SC
Location Address1050 E NORRIS DR, SUITE 2BOttawa, IL 61350-1605
Mailing Address1050 E Norris Dr, Suite 2bOttawa, IL 61350-1605 · (815) 433-3745 · Fax (815) 433-6928
Phone(815) 433-3745
Fax(815) 433-6928
Organization SubpartNo
Authorized OfficialJoseph Stanley KokoszkaChairman Of The Board · (815) 433-3745
Enumeration DateMay 4, 2007
Last NPPES UpdateOctober 8, 2018
✔ NPI 1427260207 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
1050 E NORRIS DR, Ottawa, IL 61350
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Other Identifiers 1

Other5007522IL · Blue Cross Blue Shield

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 SINGLE SPECIALTY GROUP

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 Valley Surgical Associates, Sc 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 Valley Surgical Associates, Sc, which bills Medicare for the services they deliver. They are listed nearest first.

Clinicians, nearest first (2)

Robert Wojcik, M.D,
General Surgery
NPI 1770673204
920 WEST ST SUITE 118
Peru, IL 61354
(815) 223-6041
✔ PECOS✔ Accepts Medicare16 mi
Joseph Kokoszka, MD
General Surgery
NPI 1659478535
150 W HIGH ST
Morris, IL 60450
(815) 942-2932
✔ PECOS✔ Accepts Medicare21 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 Valley Surgical Associates, Sc's NPI number?

The NPI number for Illinois Valley Surgical Associates, Sc is 1427260207. It was assigned to this organization in the NPPES registry on May 4, 2007.

Where is Illinois Valley Surgical Associates, Sc located?

Illinois Valley Surgical Associates, Sc is located at 1050 E Norris Dr Suite 2B, Ottawa, IL 61350. The listed phone number is (815) 433-3745.

What is Illinois Valley Surgical Associates, Sc's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Illinois Valley Surgical Associates, Sc enrolled in Medicare?

Yes. Illinois Valley Surgical Associates, Sc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Illinois Valley Surgical Associates, Sc?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in General Surgery, reassign their Medicare billing to Illinois Valley Surgical Associates, Sc. 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 Illinois Valley Surgical Associates, Sc was last updated on October 8, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.