DR. ANTOINE SIOUFI MD
NPI 1184357394
Family Medicine in Newport Beach, CA
About Dr. Antoine Sioufi Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANTOINE SIOUFI MD (NPI 1184357394) is an individual family medicine provider in Newport Beach, California, licensed in Nebraska (9389) and active in the NPI registry since July 2022. He is enrolled in Medicare PECOS, is affiliated with John H Stroger Jr Hospital, and is a graduate of Other (2012).
NPPES Registry Identity
Specialties & Licenses
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. Antoine Sioufi 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
5Medicare enrollment records show Antoine Sioufi reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
O'neill, NE 68763
- Reassigned Medicare billing, Nebraska enrollment
- 86 clinicians in this Medicare group
David City, NE 68632
- Reassigned Medicare billing, Nebraska enrollment
- 15 clinicians in this Medicare group
Beemer, NE 68716
- Reassigned Medicare billing, Nebraska enrollment
- Also billed through NPI 1578627196 (Nebraska)
- 35 clinicians in this Medicare group
Hickory Hills, IL 60457
- Reassigned Medicare billing, Illinois enrollment
- 4 clinicians in this Medicare group
- Reassigned Medicare billing, Illinois enrollment
- 208 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.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
John H Stroger Jr Hospital
Acute Care Hospitals · Chicago, ILHamilton Memorial Hospital
Critical Access Hospitals · Mcleansboro, ILAvera St Anthony's Hospital
Critical Access Hospitals · O' Neill, NEButler County Health
Critical Access Hospitals · David City, NEPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92660 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEWPORT BEACH, CA 92660
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 Antoine Sioufi's NPI number?
The NPI number for Antoine Sioufi is 1184357394. It was assigned to this individual provider in the NPPES registry on July 5, 2022.
Where is Antoine Sioufi located?
Antoine Sioufi practices at 3501 Jamboree Rd Ste 1200, Newport Beach, CA 92660. The listed phone number is (949) 988-7888.
What is Antoine Sioufi's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Antoine Sioufi enrolled in Medicare?
Yes. Antoine Sioufi 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 Antoine Sioufi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Antoine Sioufi reassigns Medicare benefits to 5 organizations: Avera St Anthonys Hospital (O'neill, NE), Butler County Health Care Center (David City, NE), Pender Community Hospital District (Beemer, NE), Elite Med Urgent Care LLC (Hickory Hills, IL) and Integritas Emergency Physician Services LLC (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 Antoine Sioufi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Antoine Sioufi accept?
Health plans from Blue Cross and Blue Shield of Nebraska list Antoine Sioufi 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 Antoine Sioufi affiliated with any hospitals?
According to CMS data, Antoine Sioufi is affiliated with John H Stroger Jr Hospital, Hamilton Memorial Hospital, Avera St Anthony's Hospital and Butler County Health.
When was this NPI record last updated?
The NPPES record for Antoine Sioufi was last updated on September 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 36 days 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. Antoine Sioufi, MD · NPI 1184357394
Family Medicine physician in Newport Beach, California. Individual provider, active in the CMS NPPES registry since July 5, 2022.
## Identity
- **NPI:** 1184357394 (Entity type: Individual)
- **Enumerated:** July 5, 2022
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 9389 (Nebraska)
- **Sole proprietor:** No
## Practice location
- **Address:** 3501 JAMBOREE RD STE 1200, Newport Beach, CA 92660-2904
- **Phone:** (949) 988-7888
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Avera St Anthonys Hospital (NPI 1891738936, O'neill, NE); Butler County Health Care Center (NPI 1790780237, David City, NE); Pender Community Hospital District (NPI 1629405386, Beemer, NE); Elite Med Urgent Care LLC (NPI 1194594648, Hickory Hills, IL); Integritas Emergency Physician Services LLC (IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** September 24, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1184357394) · Data from the CMS NPPES public registry.