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MACIEJ DRAZKIEWICZ, M.D.
NPI 1790779023
Internal Medicine - Hematology & Oncology in Chicago, IL

Active since September 01, 2005
2222 W DIVISION ST, #215, CHICAGO, IL 60622(773) 227-8807(773) 227-8907 Get Directions Write a Review

NPPES record last updated: April 23, 2013. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Maciej Drazkiewicz, M.d. NPPES

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

MACIEJ DRAZKIEWICZ, M.D. (NPI 1790779023) is a healthcare organization registered as a hematology & oncology in Chicago, Illinois and active in the NPI registry since September 2005. The organization lists Maciej K Drazkiewicz, Director/president, as its authorized official.

NPPES Registry Identity

NPI1790779023
Entity TypeOrganization
Primary Taxonomy207RH0003X
Legal Business NameADVANCED CANCER CLINIC LTD
Location Address2222 W DIVISION ST, #215Chicago, IL 60622-2717
Mailing Address2222 W Division St, #215Chicago, IL 60622-2717 · (773) 227-8807 · Fax (773) 227-8907
Phone(773) 227-8807
Fax(773) 227-8907
Organization SubpartNo
Authorized OfficialMaciej K DrazkiewiczDirector/president · (773) 227-8807
Enumeration DateSeptember 1, 2005
Last NPPES UpdateApril 23, 2013
✔ NPI 1790779023 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 · 036083034
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.
2222 W DIVISION ST, Chicago, IL 60622
Open in Google Maps ↗

Other Names 1

Doing Business AsMaciej Drazkiewicz, M.d.

Other Identifiers 4

Other1497708333Npi Enumerator
Medicare UPIN376301IL
Medicaid036083034IL
Medicare NSC1275310001IL

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

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Maciej Drazkiewicz, M.d. 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 Maciej Drazkiewicz, M.D., which bills Medicare for the services this clinician delivers.

Clinician (1)

Maciej Drazkiewicz, MD
Hematology/Oncology
NPI 1497708333
2222 W DIVISION ST STE 215
Chicago, IL 60634
(773) 227-8807
✔ 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.

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 Advanced Cancer Clinic Ltd's NPI number?

The NPI number for Advanced Cancer Clinic Ltd is 1790779023. It was assigned to this organization in the NPPES registry on September 1, 2005. The provider is doing business as Maciej Drazkiewicz, M.D..

Where is Advanced Cancer Clinic Ltd located?

Advanced Cancer Clinic Ltd is located at 2222 W Division St #215, Chicago, IL 60622. The listed phone number is (773) 227-8807.

What is Advanced Cancer Clinic Ltd's specialty?

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

Is Advanced Cancer Clinic Ltd enrolled in Medicare?

Yes. Advanced Cancer Clinic Ltd is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Advanced Cancer Clinic Ltd?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Hematology/Oncology) reassigns their Medicare billing to Advanced Cancer Clinic Ltd. 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.

What insurance does Advanced Cancer Clinic Ltd accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Advanced Cancer Clinic Ltd as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Advanced Cancer Clinic Ltd was last updated on April 23, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.