MARGARET ZEIS
NPI 1801680699
Nurse Practitioner - Family in Lombard, IL
About Margaret Zeis NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET ZEIS (NPI 1801680699) is an individual family provider in Lombard, Illinois, licensed in Illinois (209033056) and active in the NPI registry since April 2025. She is enrolled in Medicare PECOS and is a graduate of Rush Medical College Of Rush University (2025).
NPPES Registry Identity
Specialties & Licenses 2
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
Margaret Zeis 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
4Medicare enrollment records show Margaret Zeis reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60622
- Reassigned Medicare billing, Illinois enrollment
- 154 clinicians in this Medicare group
Chicago, IL 60616
- Reassigned Medicare billing, Illinois enrollment
- 354 clinicians in this Medicare group
Lombard, IL 60148
- Reassigned Medicare billing, Illinois enrollment
- 32 clinicians in this Medicare group
Joliet, IL 60435
- Reassigned Medicare billing, Illinois enrollment
- 24 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60148 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Margaret Zeis's NPI number?
The NPI number for Margaret Zeis is 1801680699. It was assigned to this individual provider in the NPPES registry on April 7, 2025.
Where is Margaret Zeis located?
Margaret Zeis practices at 224 E Roosevelt Rd, Lombard, IL 60148. The listed phone number is (630) 629-6298.
What is Margaret Zeis's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Margaret Zeis enrolled in Medicare?
Yes. Margaret Zeis 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 Margaret Zeis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Zeis reassigns Medicare benefits to 4 organizations: Humboldt Park Health (Chicago, IL), Insight Chicago, Inc. (Chicago, IL), Integrated Pain Management Sc (Lombard, IL) and Medworks Joliet Corp (Joliet, 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 Margaret Zeis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Zeis accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Margaret Zeis 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 Margaret Zeis was last updated on September 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Margaret Zeis · NPI 1801680699
Family physician in Lombard, Illinois. Individual provider, active in the CMS NPPES registry since April 7, 2025.
## Identity
- **NPI:** 1801680699 (Entity type: Individual)
- **Enumerated:** April 7, 2025
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 209033056 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 224 E ROOSEVELT RD, Lombard, IL 60148
- **Phone:** (630) 629-6298
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Humboldt Park Health (NPI 1740417153, Chicago, IL); Insight Chicago, Inc. (NPI 1881261006, Chicago, IL); Integrated Pain Management Sc (NPI 1447290713, Lombard, IL); Medworks Joliet Corp (NPI 1932426285, Joliet, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rush Medical College Of Rush University, class of 2025
## Record status
- **NPPES last updated:** September 12, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1801680699) · Data from the CMS NPPES public registry.