WINDY CITY NEUROPSYCHOLOGY LLC
NPI 1023855616
Clinical Neuropsychologist in Chicago, IL
About Windy City Neuropsychology Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WINDY CITY NEUROPSYCHOLOGY LLC (NPI 1023855616) is a healthcare organization registered as a clinical neuropsychologist in Chicago, Illinois and active in the NPI registry since July 2024. The organization lists Heather Castillo, Manager, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Windy City Neuropsychology Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Windy City Neuropsychology LLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Windy City Neuropsychology LLC's NPI number?
The NPI number for Windy City Neuropsychology LLC is 1023855616. It was assigned to this organization in the NPPES registry on July 10, 2024.
Where is Windy City Neuropsychology LLC located?
Windy City Neuropsychology LLC is located at 4747 W Peterson Ave Ste 303, Chicago, IL 60646. The listed phone number is (773) 606-4303.
What is Windy City Neuropsychology LLC's specialty?
The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.
Is Windy City Neuropsychology LLC enrolled in Medicare?
Yes. Windy City Neuropsychology LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Windy City Neuropsychology LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Windy City Neuropsychology LLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Windy City Neuropsychology LLC was last updated on July 23, 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.
# Windy City Neuropsychology Llc · NPI 1023855616
Clinical Neuropsychologist organization in Chicago, Illinois. Organization record, active in the CMS NPPES registry since July 10, 2024.
## Identity
- **NPI:** 1023855616 (Entity type: Organization)
- **Enumerated:** July 10, 2024
- **Primary specialty:** Clinical Neuropsychologist · taxonomy 103G00000X
- **Organization subpart:** No
- **Authorized official:** Heather Castillo, MANAGER
## Practice location
- **Address:** 4747 W PETERSON AVE STE 303, Chicago, IL 60646-5748
- **Phone:** (773) 606-4303
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Clinical Psychologist) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 23, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1023855616) · Data from the CMS NPPES public registry.