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DOWNERS GROVE MEDICAL GROUP
NPI 1619150489
Internal Medicine in Downers Grove, IL

Active since December 14, 2007CLIA 14D2237090 · Waiver
1034 WARREN AVE, DOWNERS GROVE, IL 60515(630) 969-9200 Get Directions Write a Review

NPPES record last updated: December 22, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Downers Grove Medical Group NPPES

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

DOWNERS GROVE MEDICAL GROUP (NPI 1619150489) is a healthcare organization registered as an internal medicine in Downers Grove, Illinois and active in the NPI registry since December 2007. The organization holds a CLIA Waiver certificate valid through September 21, 2027 and lists Sheela Swamy, Md, as its authorized official.

NPPES Registry Identity

NPI1619150489
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameDOWNERS GROVE MEDICAL GROUP
Location Address1034 WARREN AVEDowners Grove, IL 60515-3601
Mailing Address1121 Warren Ave Ste 200Downers Grove, IL 60515-3572 · (630) 969-9200
Phone(630) 969-9200
Organization SubpartNo
Authorized OfficialSheela SwamyMd · (630) 969-9200
Enumeration DateDecember 14, 2007
Last NPPES UpdateDecember 22, 2020
NPPES CertifiedDecember 22, 2020
✔ NPI 1619150489 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IL · 036-081176
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1034 WARREN AVE, Downers Grove, IL 60515
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Other Identifiers 1

OtherCH6557IL · Railroad Medicare

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)

Downers Grove Medical Group is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Downers Grove Medical Group, which bills Medicare for the services this clinician delivers.

Clinician (1)

Sheela Swamy, M.D.
Internal Medicine
NPI 1831145416
1034 WARREN AVE
Downers Grove, IL 60515
(630) 969-9200
✔ PECOS✔ Accepts MedicareSame address

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 14D2237090

Downers Grove Medical Group · Downers Grove, IL
Active · expires Sep 21, 2027
CLIA Number14D2237090
Laboratory TypePhysician Office
Certificate Effective DateSeptember 22, 2025
Certificate Expiration DateSeptember 21, 2027
Laboratory DirectorSheela Swamy
Laboratory Phone(630) 969-9200
Laboratory LocationDowners Grove Medical Group1121 Warren Ave - Ste 200, Downers Grove, IL 60515
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 Downers Grove Medical Group's NPI number?

The NPI number for Downers Grove Medical Group is 1619150489. It was assigned to this organization in the NPPES registry on December 14, 2007.

Where is Downers Grove Medical Group located?

Downers Grove Medical Group is located at 1034 Warren Ave, Downers Grove, IL 60515. The listed phone number is (630) 969-9200.

What is Downers Grove Medical Group's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Downers Grove Medical Group enrolled in Medicare?

Yes. Downers Grove Medical Group is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Downers Grove Medical Group?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Downers Grove Medical Group. 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.

Does Downers Grove Medical Group hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 14D2237090) is associated with this NPI, valid through September 21, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Downers Grove Medical Group was last updated on December 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.