RUONAN ZHANG
NPI 1144726217
Pathology - Anatomic Pathology & Clinical Pathology in Rock Island, IL
About Ruonan Zhang NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RUONAN ZHANG (NPI 1144726217) is an individual anatomic pathology & clinical pathology provider in Rock Island, Illinois, licensed in Illinois (036.165026) and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS, is affiliated with Rush Oak Park Hospital, and is a graduate of Other (2005).
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)
Ruonan Zhang is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Ruonan Zhang reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60612
- Reassigned Medicare billing, Illinois enrollment
- 25 clinicians in this Medicare group
Chicago, IL 60612
- Reassigned Medicare billing, Illinois enrollment
- 21 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.
Areas of Expertise CMS Part B claims 14
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Rush Oak Park Hospital
Acute Care Hospitals · Oak Park, ILRush University Medical Center
Acute Care Hospitals · Chicago, ILCommunity Hospital
Acute Care Hospitals · Munster, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 61201 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.
ROCK ISLAND, IL 61201
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 Ruonan Zhang's NPI number?
The NPI number for Ruonan Zhang is 1144726217. It was assigned to this individual provider in the NPPES registry on April 5, 2018.
Where is Ruonan Zhang located?
Ruonan Zhang practices at 2701 17th St, Rock Island, IL 61201. The listed phone number is (803) 237-4571.
What is Ruonan Zhang's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.
Is Ruonan Zhang enrolled in Medicare?
Yes. Ruonan Zhang is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ruonan Zhang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ruonan Zhang reassigns Medicare benefits to 2 organizations: University Pathology Diagnostics Sc (Chicago, IL) and University Pathologists P C (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 Ruonan Zhang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ruonan Zhang affiliated with any hospitals?
According to CMS data, Ruonan Zhang is affiliated with Rush Oak Park Hospital, Rush University Medical Center and Community Hospital.
When was this NPI record last updated?
The NPPES record for Ruonan Zhang was last updated on July 10, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.