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CHICAGO GLAUCOMA CONSULTANTS LTD
NPI 1386661379
Ophthalmology in Glenview, IL

Active since July 16, 2006CLIA 14D2107358 · Waiver
2640 PATRIOT BLVD, SUITE 100, GLENVIEW, IL 60026(847) 510-6000(847) 832-0905 Get Directions Write a Review

NPPES record last updated: February 27, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Chicago Glaucoma Consultants Ltd NPPES

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

CHICAGO GLAUCOMA CONSULTANTS LTD (NPI 1386661379), doing business as Steven V.l. Brown, Md, Sc, is a healthcare organization registered as an ophthalmology in Glenview, Illinois and active in the NPI registry since July 2006. The organization holds a CLIA Waiver certificate valid through March 8, 2028 and lists Carmen Castro, Administrator, as its authorized official.

NPPES Registry Identity

NPI1386661379
Entity TypeOrganization
Primary Taxonomy207W00000X
Legal Business NameCHICAGO GLAUCOMA CONSULTANTS LTD
Location Address2640 PATRIOT BLVD, SUITE 100Glenview, IL 60026-8075
Mailing Address2640 Patriot Blvd, Suite 100Glenview, IL 60026-8075 · (847) 510-6000 · Fax (847) 832-0905
Phone(847) 510-6000
Fax(847) 832-0905
Organization SubpartNo
Authorized OfficialCarmen CastroAdministrator · (847) 510-6000
Enumeration DateJuly 16, 2006
Last NPPES UpdateFebruary 27, 2024
NPPES CertifiedFebruary 27, 2024
✔ NPI 1386661379 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in IL · 036060627
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
2640 PATRIOT BLVD, Glenview, IL 60026
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Other Names 1

Former Legal Business NameSteven V.l. Brown, Md, Sc

Other Identifiers 1

Other31601081IL · Bcbs #

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-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)

Chicago Glaucoma Consultants Ltd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

5

Medicare enrollment records show 5 clinicians reassign Medicare billing to Chicago Glaucoma Consultants Ltd, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 5 within 10 miles. They are listed nearest first.

Clinicians, nearest first (5)

Nandita Anand, MD
Ophthalmology
NPI 1942697693
2640 PATRIOT BLVD STE 100
Glenview, IL 60026
(847) 510-6000
✔ PECOS✔ Accepts MedicareSame address
Lisa Young, OD
Optometry
NPI 1235122748
2640 PATRIOT BLVD STE 100
Glenview, IL 60026
(847) 510-6000
✔ PECOS✔ Accepts MedicareSame address
Steven Brown, M.D, FACS
Ophthalmology
NPI 1518984061
2640 PATRIOT BLVD SUITE 100
Glenview, IL 60026
(847) 510-6000
✔ PECOSSame address
Madhu Gorla, MD
Ophthalmology
NPI 1912930322
2640 PATRIOT BLVD SUITE 100
Glenview, IL 60026
(847) 510-6000
✔ PECOS✔ Accepts MedicareSame address
Holly Weis, M.D.
Ophthalmology
NPI 1568751352
1775 W DEMPSTER ST
Park Ridge, IL 60068
(847) 723-8077
✔ PECOS✔ Accepts Medicare4.6 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 14D2107358

Chicago Glaucoma Consultants · Glenview, IL
Active · expires Mar 8, 2028
CLIA Number14D2107358
Laboratory TypePhysician Office
Certificate Effective DateMarch 9, 2026
Certificate Expiration DateMarch 8, 2028
Laboratory DirectorCarmen L. Castro
Laboratory Phone(847) 510-6000
Laboratory LocationChicago Glaucoma Consultants2640 Patriot Blvd Ste - 100, Glenview, IL 60026
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Chicago Glaucoma Consultants Ltd's NPI number?

The NPI number for Chicago Glaucoma Consultants Ltd is 1386661379. It was assigned to this organization in the NPPES registry on July 16, 2006. The provider was formerly known as Steven V.L. Brown, MD, Sc.

Where is Chicago Glaucoma Consultants Ltd located?

Chicago Glaucoma Consultants Ltd is located at 2640 Patriot Blvd Suite 100, Glenview, IL 60026. The listed phone number is (847) 510-6000.

What is Chicago Glaucoma Consultants Ltd's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Chicago Glaucoma Consultants Ltd enrolled in Medicare?

Yes. Chicago Glaucoma Consultants Ltd is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Chicago Glaucoma Consultants Ltd?

According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians in 2 Medicare specialties reassign their Medicare billing to Chicago Glaucoma Consultants Ltd. 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 Ophthalmology (4) and Optometry (1). Of these, 4 practice at this address and 5 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Chicago Glaucoma Consultants Ltd hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 14D2107358) is associated with this NPI, valid through March 8, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Chicago Glaucoma Consultants Ltd was last updated on February 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.