DR. JANNINE CAOILI JOYCE M.D.
NPI 1659574879
Pediatrics in Chicago, IL
About Dr. Jannine Caoili Joyce M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JANNINE CAOILI JOYCE M.D. (NPI 1659574879) is an individual pediatrics provider in Chicago, Illinois, licensed in Illinois (36118560) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Jannine Caoili Joyce M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Jannine Joyce reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 1,905 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 2,237 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 60637 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.
CHICAGO, IL 60637
CHICAGO, IL 60637
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 Jannine Joyce's NPI number?
The NPI number for Jannine Joyce is 1659574879. It was assigned to this individual provider in the NPPES registry on June 6, 2007.
Where is Jannine Joyce located?
Jannine Joyce practices at 5721 S Maryland Ave, Chicago, IL 60637. The listed phone number is (773) 702-3056.
What is Jannine Joyce's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Jannine Joyce enrolled in Medicare?
Yes. Jannine Joyce is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Jannine Joyce's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jannine Joyce reassigns Medicare benefits to 2 organizations: The University Of Chicago Medical Center (Chicago, IL) and University Of Chicago (Chicago, IL). Each 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 Jannine Joyce'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 Jannine Joyce was last updated on April 12, 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.