DR. CYNTHIA JANE MEARS DO
NPI 1245292283
Pediatrics in Oak Lawn, IL
About Dr. Cynthia Jane Mears Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CYNTHIA JANE MEARS DO (NPI 1245292283) is an individual pediatrics provider in Oak Lawn, Illinois, licensed in Illinois (036092150) and active in the NPI registry since April 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Cynthia Jane Mears Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Cynthia Mears 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.
Physician 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 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OAK LAWN, IL 60453
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 Cynthia Mears's NPI number?
The NPI number for Cynthia Mears is 1245292283. It was assigned to this individual provider in the NPPES registry on April 5, 2006. The provider is also known as Mrs. Cynthia Jane Bacalao.
Where is Cynthia Mears located?
Cynthia Mears practices at 4440 W 95th St Ste 1200H Advocate Childrens Hospital Oak Lawn, Oak Lawn, IL 60453. The listed phone number is (708) 684-5341.
What is Cynthia Mears's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Cynthia Mears enrolled in Medicare?
Yes. Cynthia Mears is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Cynthia Mears's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cynthia Mears 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 Cynthia Mears's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Cynthia Mears was last updated on June 18, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.