THEA L YOSOWITZ M.D.
NPI 1376510453
Pediatrics in Glenview, IL
About Thea L Yosowitz M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THEA L YOSOWITZ M.D. (NPI 1376510453) is an individual pediatrics provider in Glenview, Illinois, licensed in Illinois (036-097532) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS.
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)
Thea L Yosowitz M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Thea Yosowitz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Evanston, IL 60201
- Reassigned Medicare billing, Illinois enrollment
- 4,841 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60025 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 13
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Thea Yosowitz's NPI number?
The NPI number for Thea Yosowitz is 1376510453. It was assigned to this individual provider in the NPPES registry on March 7, 2006.
Where is Thea Yosowitz located?
Thea Yosowitz practices at 1435 Waukegan Rd, Glenview, IL 60025. The listed phone number is (847) 832-6500.
What is Thea Yosowitz's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Thea Yosowitz enrolled in Medicare?
Yes. Thea Yosowitz is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Thea Yosowitz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thea Yosowitz reassigns Medicare benefits to Endeavor Health Medical Group (Evanston, 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 Thea Yosowitz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thea Yosowitz accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Thea Yosowitz 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 Thea Yosowitz was last updated on February 11, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Thea L Yosowitz, M.D. · NPI 1376510453
Pediatrics physician in Glenview, Illinois. Individual provider, active in the CMS NPPES registry since March 7, 2006.
## Identity
- **NPI:** 1376510453 (Entity type: Individual)
- **Enumerated:** March 7, 2006
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** 036-097532 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 1435 WAUKEGAN RD, Glenview, IL 60025-2120
- **Phone:** (847) 832-6500
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Endeavor Health Medical Group (NPI 1497701882, Evanston, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 11, 2021
---
Source: [NPI Profile](https://npiprofile.com/npi/1376510453) · Data from the CMS NPPES public registry.