CATHERINE CHEN M.D.
NPI 1013956630
Obstetrics & Gynecology in Chicago, IL
About Catherine Chen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CATHERINE CHEN M.D. (NPI 1013956630) is an individual obstetrics & gynecology provider in Chicago, Illinois, licensed in Illinois (036114128) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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)
Catherine Chen M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Catherine Chen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60622
- Reassigned Medicare billing, Illinois enrollment
- 383 clinicians in this Medicare group
Carol Stream, IL 60122
- Reassigned Medicare billing, Illinois enrollment
- 4,817 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 60611 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 60611
CHICAGO, IL 60611
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 Catherine Chen's NPI number?
The NPI number for Catherine Chen is 1013956630. It was assigned to this individual provider in the NPPES registry on June 6, 2006.
Where is Catherine Chen located?
Catherine Chen practices at 680 N Lake Shore Dr Suite 810, Chicago, IL 60611. The listed phone number is (312) 926-9007.
What is Catherine Chen's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Catherine Chen enrolled in Medicare?
Yes. Catherine Chen is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Catherine Chen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Chen reassigns Medicare benefits to 2 organizations: Erie Family Health Center, Inc (Chicago, IL) and Northwestern Medical Faculty Foundation (Carol Stream, 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 Catherine Chen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Catherine Chen accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Catherine Chen 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 Catherine Chen was last updated on August 9, 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.