1. Home
  2. Directory
  3. Illinois
  4. Naperville
  5. Internal Medicine
  6. NPI Profile

SOUTH CHICAGO ONCOLOGY ASSOCIATES LLC
NPI 1821450321
Internal Medicine - Hematology & Oncology in Naperville, IL

Active since March 23, 2016
1280 IROQUOIS AVE STE 300, NAPERVILLE, IL 60563(630) 906-3700 Get Directions Write a Review

NPPES record last updated: November 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 11, 2025, Jun 18, 2019, Mar 18, 2019 and 1 more (4 updates tracked since 2016).

About South Chicago Oncology Associates Llc NPPES

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

SOUTH CHICAGO ONCOLOGY ASSOCIATES LLC (NPI 1821450321), doing business as Advanced Cancer Care Center Illinois, is a healthcare organization registered as a hematology & oncology in Naperville, Illinois and active in the NPI registry since March 2016. The organization lists Mohammed T Hussain, President, as its authorized official.

NPPES Registry Identity

NPI1821450321
Entity TypeOrganization
Primary Taxonomy207RH0003X
Legal Business NameSOUTH CHICAGO ONCOLOGY ASSOCIATES LLC
Location Address1280 IROQUOIS AVE STE 300Naperville, IL 60563-8571
Mailing Address1280 Iroquois Ave Ste 300Naperville, IL 60563-8571 · (630) 906-3700
Phone(630) 906-3700
Organization SubpartNo
Authorized OfficialMohammed T HussainPresident · (630) 906-3700
Enumeration DateMarch 23, 2016
Last NPPES UpdateNovember 11, 20254 updates tracked since enumeration
NPPES CertifiedNovember 11, 2025
✔ NPI 1821450321 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in IL · 036084973
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
1280 IROQUOIS AVE STE 300, Naperville, IL 60563
Open in Google Maps ↗

Other Names 1

Doing Business AsAdvanced Cancer Care Center Illinois

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 2

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

ALMA DELIA CORONA FNP
Nurse Practitioner (Family)
1280 IROQUOIS AVE STE 300
NAPERVILLE, IL 60563
Dupage County (630) 906-3700
MOHAMMED TAJAMMUL HUSSAIN M.D
Internal Medicine (Hematology & Oncology)
1280 IROQUOIS AVE STE 300
NAPERVILLE, IL 60563
Dupage County (630) 906-3700

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 South Chicago Oncology Associates LLC's NPI number?

The NPI number for South Chicago Oncology Associates LLC is 1821450321. It was assigned to this organization in the NPPES registry on March 23, 2016. The provider is doing business as Advanced Cancer Care Center Illinois.

Where is South Chicago Oncology Associates LLC located?

South Chicago Oncology Associates LLC is located at 1280 Iroquois Ave Ste 300, Naperville, IL 60563. The listed phone number is (630) 906-3700.

What is South Chicago Oncology Associates LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for South Chicago Oncology Associates LLC was last updated on November 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.