Zaid Iftekaruddin, MD
NPI 1437611761 · Radiation Oncology Physician · Warrenville, IL
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zaid Iftekaruddin, MD is a Radiation Oncology Physician provider in Warrenville, IL (NPI 1437611761).
Provider details
- NPI number
- 1437611761
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036.170440 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
4 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 1901 W Harrison StLl500Chicago, IL 60612-3714Phone: (312) 864-3838
- 7435 W Talcott AveChicago, IL 60631-3707Phone: (773) 990-5133
- 2333 West Division StChicago, IL 60622Phone: (312) 770-2068
Registry dates
- Enumerated
- 2019-04-04
- Last updated
- 2026-05-22
- Certified
- 2026-05-22
Frequently asked questions
- What is Zaid Iftekaruddin's NPI number?
- Zaid Iftekaruddin's National Provider Identifier (NPI) is 1437611761, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zaid Iftekaruddin's specialty?
- Zaid Iftekaruddin is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Zaid Iftekaruddin located?
- Zaid Iftekaruddin's practice location on file with NPPES is 4405 Weaver Pkwy, Warrenville, IL 60555-3269.
- What is Zaid Iftekaruddin's phone number?
- The practice phone number listed in the NPPES registry for Zaid Iftekaruddin is (630) 933-7811.
- Does Zaid Iftekaruddin accept Medicare?
- Zaid Iftekaruddin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zaid Iftekaruddin's NPI active?
- Yes — Zaid Iftekaruddin's NPI (1437611761) is active in the NPPES registry as of the last update on 2026-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.