LINDSEY POLKE
NPI 1194426809
Nurse Practitioner - Psychiatric/Mental Health in Oak Lawn, IL
About Lindsey Polke NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LINDSEY POLKE (NPI 1194426809) is an individual psychiatric/mental health provider in Oak Lawn, Illinois, licensed in Illinois (209.027224) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS, is affiliated with Advocate Trinity Hospital, and maintains a secondary practice location in Hazel Crest.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Group Practice 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
Lindsey Polke 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 Lindsey Polke reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Oak Lawn, IL 60453
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Advocate Health And Hospitals Corporation
- 4,870 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 2
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.
Advocate Trinity Hospital
Acute Care Hospitals · Chicago, ILAdvocate Christ Hospital & Medical Center
Acute Care Hospitals · Oak Lawn, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60453 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 LAWN, IL 60453
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 Lindsey Polke's NPI number?
The NPI number for Lindsey Polke is 1194426809. It was assigned to this individual provider in the NPPES registry on March 10, 2023.
Where is Lindsey Polke located?
Lindsey Polke practices at 4440 W 95th St, Oak Lawn, IL 60453. The listed phone number is (708) 684-8000.
What is Lindsey Polke's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Lindsey Polke enrolled in Medicare?
Yes. Lindsey Polke 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 Lindsey Polke's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lindsey Polke reassigns Medicare benefits to Advocate Health & Hospitals Corporation (Oak Lawn, 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 Lindsey Polke's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lindsey Polke accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Lindsey Polke 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 Lindsey Polke affiliated with any hospitals?
According to CMS data, Lindsey Polke is affiliated with Advocate Trinity Hospital and Advocate Christ Hospital & Medical Center.
When was this NPI record last updated?
The NPPES record for Lindsey Polke was last updated on June 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Lindsey Polke · NPI 1194426809
Psychiatric/Mental Health physician in Oak Lawn, Illinois. Individual provider, active in the CMS NPPES registry since March 10, 2023.
## Identity
- **NPI:** 1194426809 (Entity type: Individual)
- **Enumerated:** March 10, 2023
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 209.027224 (Illinois)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4440 W 95TH ST, Oak Lawn, IL 60453-2600
- **Phone:** (708) 684-8000
## 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:** Advocate Health & Hospitals Corporation (NPI 1912936014, Oak Lawn, 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:** June 1, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1194426809) · Data from the CMS NPPES public registry.