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ADVOCATE MEDICAL GROUP MIDWEST HEART SPECIALISTS
NPI 1285903849
Internal Medicine - Cardiovascular Disease in Downers Grove, IL

Active since December 27, 2011CLIA 14D2306007 · Waiver
3825 HIGHLAND AVE, TOWER 2 SUITE 400, DOWNERS GROVE, IL 60515(630) 719-4799(630) 963-7420 Get Directions Write a Review

NPPES record last updated: December 28, 2011. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Advocate Medical Group Midwest Heart Specialists NPPES

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

ADVOCATE MEDICAL GROUP MIDWEST HEART SPECIALISTS (NPI 1285903849) is a healthcare organization registered as a cardiovascular disease in Downers Grove, Illinois and active in the NPI registry since December 2011. The organization holds a CLIA Waiver certificate valid through June 10, 2028 and lists Ian Stewart, Vp Bus. Sys, Finance, Ops, as its authorized official.

NPPES Registry Identity

NPI1285903849
Entity TypeOrganization
Primary Taxonomy207RC0000X
Legal Business NameADVOCATE HEALTH AND HOSPITALS CORPORATION
Location Address3825 HIGHLAND AVE, TOWER 2 SUITE 400Downers Grove, IL 60515-1552
Mailing Address701 Lee St, Suite 300Des Plaines, IL 60016-4539 · (847) 390-5900 · Fax (847) 390-5922
Phone(630) 719-4799
Fax(630) 963-7420
Organization SubpartYes
Authorized OfficialIan StewartVp Bus. Sys, Finance, Ops · (847) 390-5453
Enumeration DateDecember 27, 2011
Last NPPES UpdateDecember 28, 2011
✔ NPI 1285903849 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ 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.
Also ListedInternal Medicine · Interventional CardiologyTaxonomy 207RI0011X
3825 HIGHLAND AVE, Downers Grove, IL 60515
Open in Google Maps ↗

Other Names 1

Doing Business AsAdvocate Medical Group Midwest Heart Specialists

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)

Advocate Medical Group Midwest Heart Specialists is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

4,860

Medicare enrollment records show 4,860 clinicians reassign Medicare billing to Advocate Medical Group Midwest Heart Specialists, which bills Medicare for the services they deliver. Of these, 35 practice at this address and 414 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 69

Nurse Practitioner935
Internal Medicine472
Family Practice432
Pediatric Medicine396
Emergency Medicine302
Anesthesiology294
Diagnostic Radiology211
Obstetrics/Gynecology191
61 other specialties1,627

Nearest to this location (20)

See all 4,860
Lauren Lawson, APN
Nurse Practitioner
NPI 1245727536
3825 HIGHLAND AVE
Downers Grove, IL 60515
(630) 719-4799
✔ PECOSSame address
Harold Bach, M.D.
General Surgery
NPI 1184886061
3825 HIGHLAND AVE STE 303
Downers Grove, IL 60515
(630) 275-7800
✔ PECOS✔ Accepts MedicareSame address
Lara Bakhos, M.D.
Cardiovascular Disease (Cardiology)
NPI 1730336652
3825 HIGHLAND AVE
Downers Grove, IL 60515
(630) 719-4799
✔ PECOS✔ Accepts MedicareSame address
Kimberly Battle Miller, M.D.
Hospice/Palliative Care
NPI 1588658447
3825 HIGHLAND AVE STE 5B
Downers Grove, IL 60515
(630) 963-9963
✔ PECOSSame address
Khin Khin Bremer, MD
Pediatric Medicine
NPI 1891157632
3825 HIGHLAND AVENUE TOWER 1, SUITE# 5H-5M
Downers Grove, IL 60515
(630) 275-9060
✔ PECOSSame address
Dominick Bufalino, M.D.
Cardiovascular Disease (Cardiology)
NPI 1831410265
3825 HIGHLAND AVE STE 400
Downers Grove, IL 60515
(630) 719-4799
✔ PECOS✔ Accepts MedicareSame address
Grace Chang, MD
General Surgery
NPI 1639335029
3825 HIGHLAND AVE TOWER 2, SUITE 107
Downers Grove, IL 60515
(630) 275-3540
✔ PECOS✔ Accepts MedicareSame address
Steven Chough, MD
Cardiac Electrophysiology
NPI 1831145051
3825 HIGHLAND AVE FL TOWER24
Downers Grove, IL 60515
(630) 719-4799
✔ PECOS✔ Accepts MedicareSame address
Maddalena Deneufbourg, CNP
Nurse Practitioner
NPI 1952461972
3825 HIGHLAND AVE STE 5B
Downers Grove, IL 60515
(630) 963-9963
✔ PECOS✔ Accepts MedicareSame address
Alyssa Eckert, NP
Nurse Practitioner
NPI 1558757625
3825 HIGHLAND AVENUE TOWER 2 4TH FLOOR
Downers Grove, IL 60515
(630) 719-4799
✔ PECOS✔ Accepts MedicareSame address
Rebecca Kirk, MD
Pediatric Medicine
NPI 1386140457
3825 HIGHLAND AVE STE 5H5M
Downers Grove, IL 60515
(630) 275-9060
✔ PECOSSame address
Scott Luke, D.O.
Internal Medicine
NPI 1740341072
3825 HIGHLAND AVE TOWER 1 SUITE 5B
Downers Grove, IL 60515
(630) 963-9667
✔ PECOS✔ Accepts MedicareSame address
Owais Malick, MD
Advanced Heart Failure and Transplant Cardiology
NPI 1326337130
3825 HIGHLAND AVE
Downers Grove, IL 60515
(630) 275-5900
✔ PECOS✔ Accepts MedicareSame address
Justin Mao, MD
Cardiac Electrophysiology
NPI 1427052273
3825 HIGHLAND AVE FL TOWER24
Downers Grove, IL 60515
(630) 719-4799
✔ PECOS✔ Accepts MedicareSame address
Nina Paleologos, MD
Neurology
NPI 1689733552
3825 HIGHLAND AVE STE 303 ADVOCATE MEDICAL GROUP DOWNERS GROVE HIGHLAND AVENUE
Downers Grove, IL 60515
(844) 376-3876
✔ PECOS✔ Accepts MedicareSame address
Mahesh Raju, MD
Interventional Cardiology
NPI 1811143548
3825 HIGHLAND AVE TOWER 2, 4TH FLOOR
Downers Grove, IL 60515
(630) 719-4799
✔ PECOS✔ Accepts MedicareSame address
Scott Reishus, DO
Vascular Surgery
NPI 1245210160
3825 HIGHLAND AVE
Downers Grove, IL 60515
(630) 275-7800
✔ PECOS✔ Accepts MedicareSame address
Steven Sabath, D.O.
Hospice/Palliative Care
NPI 1710931217
3825 HIGHLAND AVE
Downers Grove, IL 60515
(630) 963-9963
✔ PECOSSame address
Tejas Shah, MD
Vascular Surgery
NPI 1326243171
3825 HIGHLAND AVE FL TOWER24
Downers Grove, IL 60515
(630) 719-4799
✔ PECOS✔ Accepts MedicareSame address
Paul Vana, M.D.
Critical Care (Intensivists)
NPI 1609165745
3825 HIGHLAND AVE STE 303
Downers Grove, IL 60515
(630) 275-7800
✔ PECOS✔ Accepts MedicareSame address
See all 4,860 clinicians

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 14D2306007

Advocate Medical Group · Downers Grove, IL
Active · expires Jun 10, 2028
CLIA Number14D2306007
Laboratory TypePhysician Office
Certificate Effective DateJune 11, 2026
Certificate Expiration DateJune 10, 2028
Laboratory DirectorJeffrey Rosen
Laboratory Phone(630) 261-9393
Laboratory LocationAdvocate Medical Group2801 Finley Rd - Ste 220, Downers Grove, IL 60515
CLIA data matches this NPI record on: Name
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 Advocate Health And Hospitals Corporation's NPI number?

The NPI number for Advocate Health And Hospitals Corporation is 1285903849. It was assigned to this organization in the NPPES registry on December 27, 2011. The provider is doing business as Advocate Medical Group Midwest Heart Specialists.

Where is Advocate Health And Hospitals Corporation located?

Advocate Health And Hospitals Corporation is located at 3825 Highland Ave Tower 2 Suite 400, Downers Grove, IL 60515. The listed phone number is (630) 719-4799.

What is Advocate Health And Hospitals Corporation's specialty?

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

Is Advocate Health And Hospitals Corporation enrolled in Medicare?

Yes. Advocate Health And Hospitals Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Advocate Health And Hospitals Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 4,860 clinicians in 69 Medicare specialties reassign their Medicare billing to Advocate Health And Hospitals Corporation. 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 Nurse Practitioner (935), Internal Medicine (472) and Family Practice (432). Of these, 35 practice at this address and 414 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Advocate Health And Hospitals Corporation hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 14D2306007) is associated with this NPI, valid through June 10, 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 Advocate Health And Hospitals Corporation was last updated on December 28, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.