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OSCAR L ALONSO MD SC
NPI 1972764538
Specialist in Downers Grove, IL

Active since June 17, 2008
1034 WARREN AVE, DOWNERS GROVE, IL 60515(630) 960-5310(630) 969-7841 Get Directions Write a Review

NPPES record last updated: December 22, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Oscar L Alonso Md Sc NPPES

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

OSCAR L ALONSO MD SC (NPI 1972764538) is a healthcare organization registered as a specialist in Downers Grove, Illinois and active in the NPI registry since June 2008. The organization lists Oscar L Alonso, Owner, as its authorized official.

NPPES Registry Identity

NPI1972764538
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameOSCAR L ALONSO MD SC
Location Address1034 WARREN AVEDowners Grove, IL 60515-3601
Mailing Address1121 Warren Ave Ste 200Downers Grove, IL 60515-3572 · (630) 960-5310 · Fax (630) 969-7841
Phone(630) 960-5310
Fax(630) 969-7841
Organization SubpartNo
Authorized OfficialOscar L AlonsoOwner · (630) 960-5310
Enumeration DateJune 17, 2008
Last NPPES UpdateDecember 22, 2020
NPPES CertifiedDecember 22, 2020
✔ NPI 1972764538 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in IL · 036064967
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
1034 WARREN AVE, Downers Grove, IL 60515
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Other Identifiers 2

Other31602726IL · Blue Shield
Medicaid762140IL

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

Other Providers at the Same Location NPPES 17

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

DINO S DELICATA MD SC
Specialist
1034 WARREN AVE
DOWNERS GROVE, IL 60515
Dupage County (630) 960-5310
EXPERT HEARING LLC
Audiologist
1034 WARREN AVE
DOWNERS GROVE, IL 60515
Dupage County (312) 730-7339
MS. WENDY LOBASH MS
Audiologist
1034 WARREN AVE
DOWNERS GROVE, IL 60515
Dupage County (630) 852-7325
GRACE UDELHOFEN
Physical Therapist
1034 WARREN AVE
DOWNERS GROVE, IL 60515
Dupage County (630) 288-7380
ALLERGY EAR NOSE THROAT,LTD
Allergy & Immunology
1034 WARREN AVE
DOWNERS GROVE, IL 60515
Dupage County (630) 969-9200
MILICA STOJKOVIC
Physical Therapy Assistant
1034 WARREN AVE
DOWNERS GROVE, IL 60515
Dupage County (630) 288-7380
WILLIAM E. KOLBUSZ, M.D., S.C.
Specialist
1034 WARREN AVE
DOWNERS GROVE, IL 60515
Dupage County (630) 964-3839
THE HEARING CENTER
Clinic/Center (Hearing and Speech)
1034 WARREN AVE
DOWNERS GROVE, IL 60515
Dupage County (630) 852-7325

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 Oscar L Alonso MD Sc's NPI number?

The NPI number for Oscar L Alonso MD Sc is 1972764538. It was assigned to this organization in the NPPES registry on June 17, 2008.

Where is Oscar L Alonso MD Sc located?

Oscar L Alonso MD Sc is located at 1034 Warren Ave, Downers Grove, IL 60515. The listed phone number is (630) 960-5310.

What is Oscar L Alonso MD Sc's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Oscar L Alonso MD Sc was last updated on December 22, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.