MS. FRANCES UY AGACNP-BC
NPI 1336528678
Nurse Practitioner - Gerontology in Oak Park, IL
About Ms. Frances Uy Agacnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. FRANCES UY AGACNP-BC (NPI 1336528678) is an individual gerontology provider in Oak Park, Illinois, licensed in Illinois (209012651) and active in the NPI registry since May 2015. She is enrolled in Medicare PECOS, is affiliated with Rush Oak Park Hospital, and is a graduate of Other (2014).
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
Ms. Frances Uy Agacnp-bc 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 Frances Uy reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oak Park, IL 60304
- Reassigned Medicare billing, Illinois enrollment
- 51 clinicians in this Medicare group
Oak Brook, IL 60523
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Rush University Medical Group
- 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 3
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 60304 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.
OAK PARK, IL 60304
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 Frances Uy's NPI number?
The NPI number for Frances Uy is 1336528678. It was assigned to this individual provider in the NPPES registry on May 20, 2015.
Where is Frances Uy located?
Frances Uy practices at 520 S Maple Ave, Oak Park, IL 60304. The listed phone number is (708) 383-9300.
What is Frances Uy's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.
Is Frances Uy enrolled in Medicare?
Yes. Frances Uy 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 Frances Uy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Frances Uy reassigns Medicare benefits to 2 organizations: Rush Oak Park Physicians Group Adult Medicine (Oak Park, IL) and Rush University Medical Center (Oak Brook, 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 Frances Uy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Frances Uy accept?
Health plans from Ambetter Health list Frances Uy 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 Frances Uy affiliated with any hospitals?
According to CMS data, Frances Uy is affiliated with Rush Oak Park Hospital and Rush University Medical Center.
When was this NPI record last updated?
The NPPES record for Frances Uy was last updated on February 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.
# Ms. Frances Uy, AGACNP-BC · NPI 1336528678
Gerontology physician in Oak Park, Illinois. Individual provider, active in the CMS NPPES registry since May 20, 2015.
## Identity
- **NPI:** 1336528678 (Entity type: Individual)
- **Enumerated:** May 20, 2015
- **Primary specialty:** Nurse Practitioner - Gerontology · taxonomy 363LG0600X
- **State license:** 209012651 (Illinois)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 520 S MAPLE AVE, Oak Park, IL 60304-1022
- **Phone:** (708) 383-9300
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Rush Oak Park Physicians Group Adult Medicine (NPI 1548531924, Oak Park, IL); Rush University Medical Center (NPI 1801375696, Oak Brook, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** February 16, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1336528678) · Data from the CMS NPPES public registry.