GENEVIEVE FLORENCE GILL-WIEHL MD
NPI 1801392378
Student in an Organized Health Care Education/Training Program in Chicago, IL
About Genevieve Florence Gill-wiehl Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GENEVIEVE FLORENCE GILL-WIEHL MD (NPI 1801392378) is an individual student in an organized health care education/training program in Chicago, Illinois and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS, is affiliated with John H Stroger Jr Hospital, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses
Other Names 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
Genevieve Florence Gill-wiehl Md 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 Reassignment
Medicare enrollment records show Genevieve Gill-wiehl reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Chicago, IL 60612
- Reassigned Medicare billing, Illinois enrollment
- 1,047 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
John H Stroger Jr Hospital
Acute Care Hospitals · Chicago, ILMedicare 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 60612
CHICAGO, IL 60612
CHICAGO, IL 60612
CHICAGO, IL 60612
CHICAGO, IL 60612
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 Genevieve Gill-wiehl's NPI number?
The NPI number for Genevieve Gill-wiehl is 1801392378. It was assigned to this individual provider in the NPPES registry on April 3, 2018. The provider is also known as Genevieve Florence Wiehl.
Where is Genevieve Gill-wiehl located?
Genevieve Gill-wiehl practices at 1750 W Harrison St, Chicago, IL 60612. The listed phone number is (312) 942-6510.
What is Genevieve Gill-wiehl's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Genevieve Gill-wiehl enrolled in Medicare?
Yes. Genevieve Gill-wiehl 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 organization bills Medicare for Genevieve Gill-wiehl's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Genevieve Gill-wiehl reassigns Medicare benefits to Cook County (Chicago, IL). The 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 Genevieve Gill-wiehl's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Genevieve Gill-wiehl accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Genevieve Gill-wiehl 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 Genevieve Gill-wiehl affiliated with any hospitals?
According to CMS data, Genevieve Gill-wiehl is affiliated with John H Stroger Jr Hospital.
When was this NPI record last updated?
The NPPES record for Genevieve Gill-wiehl was last updated on July 1, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Genevieve Florence Gill-Wiehl, MD · NPI 1801392378
Student in an Organized Health Care Education/Training Program provider in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since April 3, 2018.
## Identity
- **NPI:** 1801392378 (Entity type: Individual)
- **Enumerated:** April 3, 2018
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** No
## Practice location
- **Address:** 1750 W HARRISON ST, Chicago, IL 60612
- **Phone:** (312) 942-6510
## 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:** Cook County (NPI 1912063439, Chicago, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** July 1, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1801392378) · Data from the CMS NPPES public registry.