DR. ERIC SEAN FOULIARD DO
NPI 1811145600
Anesthesiology in Chicago, IL
About Dr. Eric Sean Fouliard Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ERIC SEAN FOULIARD DO (NPI 1811145600) is an individual anesthesiology provider in Chicago, Illinois, licensed in Illinois (036-122079) and active in the NPI registry since September 2008. He is enrolled in Medicare PECOS, is affiliated with Advocate Trinity Hospital, and is a graduate of Other (2006).
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 and accepts Medicare assignment
Dr. Eric Sean Fouliard Do 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
4Medicare enrollment records show Eric Fouliard reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60657
- Reassigned Medicare billing, Illinois enrollment
- 4,870 clinicians in this Medicare group
Oak Park, IL 60302
- Reassigned Medicare billing, Illinois enrollment
- 67 clinicians in this Medicare group
Oak Lawn, IL 60453
- Reassigned Medicare billing, Illinois enrollment
- 93 clinicians in this Medicare group
Mokena, IL 60448
- Reassigned Medicare billing, Illinois enrollment
- 63 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 2
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.
Advocate Trinity Hospital
Acute Care Hospitals · Chicago, ILAdvocate Christ Hospital & Medical Center
Acute Care Hospitals · Oak Lawn, ILOther 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 60657
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 Eric Fouliard's NPI number?
The NPI number for Eric Fouliard is 1811145600. It was assigned to this individual provider in the NPPES registry on September 4, 2008.
Where is Eric Fouliard located?
Eric Fouliard practices at 836 W Wellington Ave, Chicago, IL 60657. The listed phone number is (773) 296-7035.
What is Eric Fouliard's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Eric Fouliard enrolled in Medicare?
Yes. Eric Fouliard 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 Eric Fouliard's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eric Fouliard reassigns Medicare benefits to 4 organizations: Advocate Health And Hospitals Corp. (Chicago, IL), Encore Anesthesia Group LLC (Oak Park, IL), Midwest Anesthesiologists, Ltd. (Oak Lawn, IL) and Elite Anesthesia Providers, Ltd (Mokena, 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 Eric Fouliard's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Eric Fouliard affiliated with any hospitals?
According to CMS data, Eric Fouliard is affiliated with Advocate Trinity Hospital and Advocate Christ Hospital & Medical Center.
When was this NPI record last updated?
The NPPES record for Eric Fouliard was last updated on April 20, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Eric Sean Fouliard, DO · NPI 1811145600
Anesthesiology physician in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since September 4, 2008.
## Identity
- **NPI:** 1811145600 (Entity type: Individual)
- **Enumerated:** September 4, 2008
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 036-122079 (Illinois)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 836 W WELLINGTON AVE, Chicago, IL 60657-5147
- **Phone:** (773) 296-7035
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Advocate Health And Hospitals Corp. (NPI 1487951711, Chicago, IL); Encore Anesthesia Group LLC (NPI 1558987883, Oak Park, IL); Midwest Anesthesiologists, Ltd. (NPI 1447209390, Oak Lawn, IL); Elite Anesthesia Providers, Ltd (NPI 1679258388, Mokena, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2006
## Record status
- **NPPES last updated:** April 20, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1811145600) · Data from the CMS NPPES public registry.