ZAID AZIZ
NPI 1952567125
Internal Medicine - Clinical Cardiac Electrophysiology in Chicago, IL
About Zaid Aziz NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ZAID AZIZ (NPI 1952567125) is an individual clinical cardiac electrophysiology provider in Chicago, Illinois, licensed in Illinois (036125319) and active in the NPI registry since August 2008. He is enrolled in Medicare PECOS, is affiliated with Palos Community Hospital, and is a graduate of Rush Medical College Of Rush University (2007).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Zaid Aziz is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Zaid Aziz reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 1,905 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois and Indiana enrollments
- Also billed through NPI 1477262046 (Illinois)
- 2,237 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 21
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Palos Community Hospital
Acute Care Hospitals · Palos Heights, ILThe University Of Chicago Medical Center
Acute Care Hospitals · Chicago, ILFranciscan Health Olympia & Chicago Heights
Acute Care Hospitals · Olympia Fields, ILIngalls Memorial Hospital
Acute Care Hospitals · Harvey, ILSt Mary Medical Center Inc
Acute Care Hospitals · Hobart, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60637 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHICAGO, IL 60637
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 Zaid Aziz's NPI number?
The NPI number for Zaid Aziz is 1952567125. It was assigned to this individual provider in the NPPES registry on August 6, 2008.
Where is Zaid Aziz located?
Zaid Aziz practices at 5841 S Maryland Ave, Chicago, IL 60637. The listed phone number is (888) 824-0200.
What is Zaid Aziz's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.
Is Zaid Aziz enrolled in Medicare?
Yes. Zaid Aziz is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Zaid Aziz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zaid Aziz reassigns Medicare benefits to 2 organizations: The University Of Chicago Medical Center (Chicago, IL) and University Of Chicago (Chicago, IL). Each 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 Zaid Aziz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Zaid Aziz accept?
Health plans from Oscar Health list Zaid Aziz 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.
Is Zaid Aziz affiliated with any hospitals?
According to CMS data, Zaid Aziz is affiliated with Palos Community Hospital, The University Of Chicago Medical Center, Franciscan Health Olympia & Chicago Heights, Ingalls Memorial Hospital and St Mary Medical Center Inc.
When was this NPI record last updated?
The NPPES record for Zaid Aziz was last updated on October 24, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.