OLUWATOSIN OLAYEYE APRN
NPI 1003689308
Nurse Practitioner - Critical Care Medicine in Park Ridge, IL
About Oluwatosin Olayeye Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OLUWATOSIN OLAYEYE APRN (NPI 1003689308) is an individual critical care medicine provider in Park Ridge, Illinois, licensed in Illinois (209027842) and active in the NPI registry since October 2023. She is enrolled in Medicare PECOS, is affiliated with Advocate Lutheran General Hospital, and is a graduate of Other (2022).
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
Oluwatosin Olayeye 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 Reassignments
2Medicare enrollment records show Oluwatosin Olayeye 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
- Also billed through NPI 1629441027 (Illinois)
- 4,870 clinicians in this Medicare group
Dallas, TX 75244
- Reassigned Medicare billing, Connecticut, Illinois, Tennessee and Texas enrollments
- 167 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Advocate Lutheran General Hospital
Acute Care Hospitals · Park Ridge, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60068 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.
PARK RIDGE, IL 60068
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 Oluwatosin Olayeye's NPI number?
The NPI number for Oluwatosin Olayeye is 1003689308. It was assigned to this individual provider in the NPPES registry on October 30, 2023.
Where is Oluwatosin Olayeye located?
Oluwatosin Olayeye practices at 1775 Dempster St, Park Ridge, IL 60068. The listed phone number is (773) 895-5075.
What is Oluwatosin Olayeye's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Critical Care Medicine, with taxonomy code 363LC0200X.
Is Oluwatosin Olayeye enrolled in Medicare?
Yes. Oluwatosin Olayeye 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 Oluwatosin Olayeye's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Oluwatosin Olayeye reassigns Medicare benefits to 2 organizations: Lutheran General Hospital (Park Ridge, IL) and Signify Health Medical Associates, PLLC (Dallas, TX). 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 Oluwatosin Olayeye's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Oluwatosin Olayeye accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Oluwatosin Olayeye 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 Oluwatosin Olayeye affiliated with any hospitals?
According to CMS data, Oluwatosin Olayeye is affiliated with Advocate Lutheran General Hospital.
When was this NPI record last updated?
The NPPES record for Oluwatosin Olayeye was last updated on November 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.
# Oluwatosin Olayeye, APRN · NPI 1003689308
Critical Care Medicine physician in Park Ridge, Illinois. Individual provider, active in the CMS NPPES registry since October 30, 2023.
## Identity
- **NPI:** 1003689308 (Entity type: Individual)
- **Enumerated:** October 30, 2023
- **Primary specialty:** Nurse Practitioner - Critical Care Medicine · taxonomy 363LC0200X
- **State license:** 209027842 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 1775 DEMPSTER ST, Park Ridge, IL 60068-1143
- **Phone:** (773) 895-5075
## 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): Lutheran General Hospital (NPI 1801809306, Park Ridge, IL); Signify Health Medical Associates, PLLC (NPI 1750845863, Dallas, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** November 27, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1003689308) · Data from the CMS NPPES public registry.