DR. SHANNON XIANG LI MD
NPI 1164957064
Internal Medicine - Cardiovascular Disease in Oak Park, IL
About Dr. Shannon Xiang Li Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SHANNON XIANG LI MD (NPI 1164957064) is an individual cardiovascular disease provider in Oak Park, Illinois, licensed in Illinois (036152071) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS, is affiliated with Rush Oak Park Hospital, and is a graduate of University Of Vermont College Of Medicine (2017).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Shannon Xiang Li Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Shannon Li reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oak Brook, IL 60523
- Reassigned Medicare billing, Illinois and Indiana enrollments
- Medicare enrollment name: Rush University Medical Group
- Also billed through NPI 1093819542 (Indiana)
- 2,169 clinicians in this Medicare group
Chicago, IL 60612
- Reassigned Medicare billing, Illinois and Indiana enrollments
- 548 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 21
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 2
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, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60304 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OAK PARK, IL 60304
OAK PARK, IL 60304
OAK PARK, IL 60304
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 Shannon Li's NPI number?
The NPI number for Shannon Li is 1164957064. It was assigned to this individual provider in the NPPES registry on April 28, 2017.
Where is Shannon Li located?
Shannon Li practices at 610 S Maple Ave Ste 5500, Oak Park, IL 60304. The listed phone number is (708) 383-9300.
What is Shannon Li's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Shannon Li enrolled in Medicare?
Yes. Shannon Li is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Shannon Li's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Shannon Li reassigns Medicare benefits to 2 organizations: Rush University Medical Center (Oak Brook, IL) and Rush Medical Group (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 Shannon Li's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Shannon Li accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Shannon Li 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.
Is Shannon Li affiliated with any hospitals?
According to CMS data, Shannon Li is affiliated with Rush Oak Park Hospital and Rush University Medical Center.
When was this NPI record last updated?
The NPPES record for Shannon Li was last updated on June 19, 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.