INTERNAL MEDICINE CENTER
NPI 1588840607
Clinic/Center - Primary Care in Downers Grove, IL

Active since January 18, 2008CLIA 14D0720399 · Waiver
1909 OGDEN AVE, DOWNERS GROVE, IL 60515(630) 241-1616(630) 541-0066 Get Directions Write a Review

NPPES record last updated: May 10, 2010. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Internal Medicine Center NPPES

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

INTERNAL MEDICINE CENTER (NPI 1588840607) is a healthcare organization registered as a primary care in Downers Grove, Illinois and active in the NPI registry since January 2008. The organization holds a CLIA Waiver certificate valid through May 30, 2028 and lists Ravikiran N Tamragouri, President, as its authorized official.

NPPES Registry Identity

NPI1588840607
Entity TypeOrganization
Primary Taxonomy261QP2300X
Legal Business NameINTERNAL MEDICINE CENTER
Location Address1909 OGDEN AVEDowners Grove, IL 60515-2602
Mailing Address1909 Ogden AveDowners Grove, IL 60515-2602 · (630) 241-1616 · Fax (630) 541-0066
Fax(630) 541-0066
Organization SubpartNo
Authorized OfficialRavikiran N TamragouriPresident · (630) 241-1616
Enumeration DateJanuary 18, 2008
Last NPPES UpdateMay 10, 2010
NPI 1588840607 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyClinic/Center · Primary CareAmbulatory Health Care Facilities
Taxonomy Code261QP2300X
License Licensed in IL · 036073705
1909 OGDEN AVE, Downers Grove, IL 60515

Other Identifiers 5

Medicare UPINE49140IL
Medicaid0=========IL
Medicaid036073705IL
Medicare PIN925290IL
Other2215606IL · Blue Cross

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 14D0720399

Internal Medicine Center Sc · Downers Grove, IL
Active · expires May 30, 2028
CLIA Number14D0720399
Laboratory TypePhysician Office
Certificate Effective DateMay 31, 2026
Certificate Expiration DateMay 30, 2028
Laboratory DirectorRavikiran N. Tamragouri, MD
Laboratory Phone(630) 241-1616
Laboratory LocationInternal Medicine Center Sc1909 Ogden Avenue, 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.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychiatry & Neurology (Geriatric Psychiatry)
1909 OGDEN AVE
DOWNERS GROVE, IL 60515
Internal Medicine
1909 OGDEN AVE
DOWNERS GROVE, IL 60515

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 Internal Medicine Center's NPI number?

The NPI number for Internal Medicine Center is 1588840607. It was assigned to this organization in the NPPES registry on January 18, 2008.

Where is Internal Medicine Center located?

Internal Medicine Center is located at 1909 Ogden Ave, Downers Grove, IL 60515. The listed phone number is (630) 241-1616.

What is Internal Medicine Center's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Primary Care, with taxonomy code 261QP2300X.

Does Internal Medicine Center hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 14D0720399) is associated with this NPI, valid through May 30, 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 Internal Medicine Center was last updated on May 10, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.