ALEXANDER ZARTAISKY M.D.
NPI 1174702963
Radiology - Neuroradiology in Libertyville, IL
About Alexander Zartaisky M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDER ZARTAISKY M.D. (NPI 1174702963) is an individual neuroradiology provider in Libertyville, Illinois, licensed in Illinois (036-114002) and active in the NPI registry since October 2007. He is enrolled in Medicare PECOS, is affiliated with Northwestern Lake Forest Hospital, and maintains a secondary practice location in Chicago.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Alexander Zartaisky M.d. 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 Alexander Zartaisky reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Park Ridge, IL 60068
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Advocate Health And Hospitals Corporation
- 4,870 clinicians in this Medicare group
Park Ridge, IL 60068
- Reassigned Medicare billing, Illinois enrollment
- 202 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 57
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.
Northwestern Lake Forest Hospital
Acute Care Hospitals · Lake Forest, ILAdvocate Illinois Masonic Medical Center
Acute Care Hospitals · Chicago, ILAdvocate Condell Medical Center
Acute Care Hospitals · Libertyville, ILAdvocate Lutheran General Hospital
Acute Care Hospitals · Park Ridge, ILAdvocate Good Shepherd Hospital
Acute Care Hospitals · Barrington, ILOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LIBERTYVILLE, IL 60048
LIBERTYVILLE, IL 60048
LIBERTYVILLE, IL 60048
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 Alexander Zartaisky's NPI number?
The NPI number for Alexander Zartaisky is 1174702963. It was assigned to this individual provider in the NPPES registry on October 29, 2007.
Where is Alexander Zartaisky located?
Alexander Zartaisky practices at 801 S Milwaukee Ave, Libertyville, IL 60048. The listed phone number is (847) 362-2900.
What is Alexander Zartaisky's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Neuroradiology, with taxonomy code 2085N0700X.
Is Alexander Zartaisky enrolled in Medicare?
Yes. Alexander Zartaisky 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 Alexander Zartaisky's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Zartaisky reassigns Medicare benefits to 2 organizations: Lutheran General Hospital (Park Ridge, IL) and Integrated Imaging Consultants LLC (Park Ridge, 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 Alexander Zartaisky's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alexander Zartaisky accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Alexander Zartaisky 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 Alexander Zartaisky affiliated with any hospitals?
According to CMS data, Alexander Zartaisky is affiliated with Northwestern Lake Forest Hospital, Advocate Illinois Masonic Medical Center, Advocate Condell Medical Center, Advocate Lutheran General Hospital and Advocate Good Shepherd Hospital.
When was this NPI record last updated?
The NPPES record for Alexander Zartaisky was last updated on January 20, 2026. 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.