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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ILLINOIS VEIN SPECIALISTS SC
NPI 1619104692
Specialist in Lake Barrington, IL

Active since June 17, 2009
22285 N PEPPER RD STE 211, LAKE BARRINGTON, IL 60010(847) 277-9100(847) 277-9110 Get Directions Write a Review

NPPES record last updated: November 3, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Illinois Vein Specialists Sc NPPES

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

ILLINOIS VEIN SPECIALISTS SC (NPI 1619104692) is a healthcare organization registered as a specialist in Lake Barrington, Illinois and active in the NPI registry since June 2009. The organization lists Stephen P. Rivard, President, as its authorized official.

NPPES Registry Identity

NPI1619104692
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameILLINOIS VEIN SPECIALISTS SC
Location Address22285 N PEPPER RD STE 211Lake Barrington, IL 60010-2540
Mailing Address22285 N Pepper Rd Ste 211Lake Barrington, IL 60010-2540 · (847) 277-9100 · Fax (847) 277-9110
Phone(847) 277-9100
Fax(847) 277-9110
Organization SubpartNo
Authorized OfficialStephen P. RivardPresident · (847) 277-9100
Enumeration DateJune 17, 2009
Last NPPES UpdateNovember 3, 2026
NPPES CertifiedNovember 3, 2026
✔ NPI 1619104692 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
22285 N PEPPER RD STE 211, Lake Barrington, IL 60010
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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 Vein Specialists 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 Vein Specialists Sc, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Jack Perlmutter, M.D.
Orthopedic Surgery
NPI 1578559019
22285 N PEPPER RD STE 211
Lake Barrington, IL 60010
(847) 277-9100
✔ PECOSSame address
Stephen Rivard, M.D.
Emergency Medicine
NPI 1962416321
22285 N. PEPPER RD. BLDG 100, SUITE 105 ILLINOIS VEIN SPECIALISTS
Lake Barrington, IL 60010
(847) 277-9100
✔ PECOS0.2 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 Vein Specialists Sc's NPI number?

The NPI number for Illinois Vein Specialists Sc is 1619104692. It was assigned to this organization in the NPPES registry on June 17, 2009.

Where is Illinois Vein Specialists Sc located?

Illinois Vein Specialists Sc is located at 22285 N Pepper Rd Ste 211, Lake Barrington, IL 60010. The listed phone number is (847) 277-9100.

What is Illinois Vein Specialists Sc's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Illinois Vein Specialists Sc enrolled in Medicare?

Yes. Illinois Vein Specialists Sc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Illinois Vein Specialists Sc?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Illinois Vein Specialists Sc, in Emergency Medicine and Orthopedic 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 at this address and 2 within 10 miles. 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 Vein Specialists Sc was last updated on November 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 days 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.