ALYSSA E WERNER
NPI 1588260210
Occupational Therapist in Oak Lawn, IL
About Alyssa E Werner NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALYSSA E WERNER (NPI 1588260210) is an individual occupational therapist in Oak Lawn, Illinois, licensed in Illinois (056-012181) and active in the NPI registry since December 2020. She is a graduate of Other (2017).
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 (PECOS)
Alyssa E Werner is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Alyssa Werner 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.
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 Alyssa Werner's NPI number?
The NPI number for Alyssa Werner is 1588260210. It was assigned to this individual provider in the NPPES registry on December 8, 2020.
Where is Alyssa Werner located?
Alyssa Werner practices at 4440 W 95th St, Oak Lawn, IL 60453. The listed phone number is (708) 684-1323.
What is Alyssa Werner's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Alyssa Werner enrolled in Medicare?
Yes. Alyssa Werner is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Alyssa Werner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alyssa Werner 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 Alyssa Werner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alyssa Werner accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Alyssa Werner 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.
When was this NPI record last updated?
The NPPES record for Alyssa Werner was last updated on July 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.