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ADVENTIST GLENOAKS HOSPITAL
NPI 1184630576
Internal Medicine - Cardiovascular Disease in Glendale Heights, IL

Active since July 31, 2006
701 WINTHROP AVE, GLENDALE HEIGHTS, IL 60139(630) 545-8275(630) 545-8279 Get Directions Write a Review

NPPES record last updated: February 11, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 11, 2025, Dec 6, 2022, Nov 22, 2022 and 1 more (4 updates tracked since 2017).

About Adventist Glenoaks Hospital NPPES

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

ADVENTIST GLENOAKS HOSPITAL (NPI 1184630576), doing business as Adventhealth Glenoaks, is a healthcare organization registered as a cardiovascular disease in Glendale Heights, Illinois and active in the NPI registry since July 2006. The organization maintains a secondary practice location in Bolingbrook and lists Zachary Dye, Chief Financial Officer, as its authorized official.

NPPES Registry Identity

NPI1184630576
Entity TypeOrganization
Primary Taxonomy207RC0000X
Legal Business NameADVENTIST GLENOAKS HOSPITAL
Location Address701 WINTHROP AVEGlendale Heights, IL 60139-1405
Mailing Address701 Winthrop AveGlendale Heights, IL 60139-1405 · (630) 545-8275 · Fax (630) 545-8279
Phone(630) 545-8275
Fax(630) 545-8279
Organization SubpartNo
Authorized OfficialZachary DyeChief Financial Officer · (630) 864-9299
Enumeration DateJuly 31, 2006
Last NPPES UpdateFebruary 11, 20254 updates tracked since enumeration
NPPES CertifiedFebruary 11, 2025
✔ NPI 1184630576 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
701 WINTHROP AVE, Glendale Heights, IL 60139
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Other Names 3

Doing Business AsAdventhealth Glenoaks
Doing Business AsAdventist Glenoaks Cardiology
Doing Business AsUchicago Medicine Adventhealth Glenoaks

Secondary Practice Location 1

Location 11000 Remington Blvd Ste 110Bolingbrook, IL 60440-4708 · Phone (312) 243-9829

Other Identifiers 1

OtherDA4058IL · Railroad Medicare Ptan

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)

Adventist Glenoaks Hospital is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

4

Medicare enrollment records show 4 clinicians reassign Medicare billing to Adventist Glenoaks Hospital, which bills Medicare for the services they deliver. Of these, 4 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (4)

Aziz Ahmed, M.D.
Internal Medicine
NPI 1962403998
303 E ARMY TRAIL RD SUITE 417
Bloomingdale, IL 60108
(630) 532-8999
✔ PECOS✔ Accepts Medicare1.5 mi
Vijay Kumar, MD
Cardiovascular Disease (Cardiology)
NPI 1144244146
303 E ARMY TRAIL RD SUITE 405
Bloomingdale, IL 60108
(630) 307-0100
✔ PECOS1.5 mi
Asif Serajian, DO
Cardiovascular Disease (Cardiology)
NPI 1790897049
340 W BUTTERFIELD RD STE 3A
Elmhurst, IL 60126
(630) 869-0888
✔ PECOS✔ Accepts Medicare7.3 mi
Solomon Sager, M.D.
Cardiovascular Disease (Cardiology)
NPI 1164629945
804 E WOODFIELD RD SUITE 300
Schaumburg, IL 60173
(847) 605-9500
✔ PECOS✔ Accepts Medicare8.9 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 Adventist Glenoaks Hospital's NPI number?

The NPI number for Adventist Glenoaks Hospital is 1184630576. It was assigned to this organization in the NPPES registry on July 31, 2006. The provider is doing business as Adventhealth Glenoaks, Adventist Glenoaks Cardiology and Uchicago Medicine Adventhealth Glenoaks.

Where is Adventist Glenoaks Hospital located?

Adventist Glenoaks Hospital is located at 701 Winthrop Ave, Glendale Heights, IL 60139. The listed phone number is (630) 545-8275.

What is Adventist Glenoaks Hospital's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Adventist Glenoaks Hospital enrolled in Medicare?

Yes. Adventist Glenoaks Hospital is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Adventist Glenoaks Hospital?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians in 2 Medicare specialties reassign their Medicare billing to Adventist Glenoaks Hospital. 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 Cardiovascular Disease (Cardiology) (3) and Internal Medicine (1). Of these, 4 practice 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 Adventist Glenoaks Hospital was last updated on February 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.