GRETCHEN M MITCHELL APRN
NPI 1568159390
Nurse Practitioner - Primary Care in Chicago, IL
About Gretchen M Mitchell Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GRETCHEN M MITCHELL APRN (NPI 1568159390) is an individual primary care provider in Chicago, Illinois, licensed in Illinois (209027266) and active in the NPI registry since April 2023. She is enrolled in Medicare PECOS, is affiliated with Rush Oak Park Hospital, and is a graduate of Other (2022).
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
Gretchen M Mitchell Aprn 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 Gretchen Mitchell 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
- 2,169 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 6
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Rush Oak Park Hospital
Acute Care Hospitals · Oak Park, ILRush University Medical Center
Acute Care Hospitals · Chicago, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60607 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 60607
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 Gretchen Mitchell's NPI number?
The NPI number for Gretchen Mitchell is 1568159390. It was assigned to this individual provider in the NPPES registry on April 21, 2023.
Where is Gretchen Mitchell located?
Gretchen Mitchell practices at 1520 W Harrison St, Chicago, IL 60607. The listed phone number is (312) 942-5904.
What is Gretchen Mitchell's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.
Is Gretchen Mitchell enrolled in Medicare?
Yes. Gretchen Mitchell 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 Gretchen Mitchell's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gretchen Mitchell reassigns Medicare benefits to Rush University Medical Group (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 Gretchen Mitchell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gretchen Mitchell accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Gretchen Mitchell 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 Gretchen Mitchell affiliated with any hospitals?
According to CMS data, Gretchen Mitchell is affiliated with Rush Oak Park Hospital and Rush University Medical Center.
When was this NPI record last updated?
The NPPES record for Gretchen Mitchell was last updated on April 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Gretchen M Mitchell, APRN · NPI 1568159390
Primary Care physician in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since April 21, 2023.
## Identity
- **NPI:** 1568159390 (Entity type: Individual)
- **Enumerated:** April 21, 2023
- **Primary specialty:** Nurse Practitioner - Primary Care · taxonomy 363LP2300X
- **State license:** 209027266 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 1520 W HARRISON ST, Chicago, IL 60607-3106
- **Phone:** (312) 942-5904
## 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:** Rush University Medical Group (NPI 1093819542, Chicago, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** April 15, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1568159390) · Data from the CMS NPPES public registry.