South Chicago Oncology Associates LLC
NPI 1821450321 · Hematology & Oncology Physician · Naperville, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
South Chicago Oncology Associates LLC is a Hematology & Oncology Physician organization in Naperville, IL (NPI 1821450321).
Provider details
- NPI number
- 1821450321
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Mohammed Hussain, President(630) 906-3700
- License
- 036084973 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Advanced Cancer Care Center Illinois
Registry dates
- Enumerated
- 2016-03-23
- Last updated
- 2025-11-11
- Certified
- 2025-11-11
Frequently asked questions
- What is South Chicago Oncology Associates LLC's NPI number?
- South Chicago Oncology Associates LLC's National Provider Identifier (NPI) is 1821450321, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is South Chicago Oncology Associates LLC?
- South Chicago Oncology Associates LLC is classified in the NPPES registry as Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is South Chicago Oncology Associates LLC located?
- South Chicago Oncology Associates LLC's practice location on file with NPPES is 1280 Iroquois Ave Ste 300, Naperville, IL 60563-8571.
- What is South Chicago Oncology Associates LLC's phone number?
- The practice phone number listed in the NPPES registry for South Chicago Oncology Associates LLC is (630) 906-3700.
- Does South Chicago Oncology Associates LLC accept Medicare?
- South Chicago Oncology Associates LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for South Chicago Oncology Associates LLC?
- The authorized official listed on South Chicago Oncology Associates LLC's NPPES record is Mohammed Hussain, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is South Chicago Oncology Associates LLC's NPI active?
- Yes — South Chicago Oncology Associates LLC's NPI (1821450321) is active in the NPPES registry as of the last update on 2025-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.