JOHN LEWIS SFONDOURIS M.D.
NPI 1154581395
Radiology - Diagnostic Radiology in Covington, LA
About John Lewis Sfondouris M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN LEWIS SFONDOURIS M.D. (NPI 1154581395) is an individual diagnostic radiology provider in Covington, Louisiana, licensed in Louisiana (MD.202934) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS, is affiliated with Ochsner Lafayette General Medical Center, and is a graduate of Baylor College Of Medicine (2008).
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
John Lewis Sfondouris M.d. 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
3Medicare enrollment records show John Sfondouris reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Covington, LA 70433
- Reassigned Medicare billing, Louisiana enrollment
- 50 clinicians in this Medicare group
Covington, LA 70433
- Reassigned Medicare billing, Louisiana enrollment
- 4,559 clinicians in this Medicare group
Bogalusa, LA 70427
- Reassigned Medicare billing, Louisiana enrollment
- 129 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 62
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ochsner Lafayette General Medical Center
Acute Care Hospitals · Lafayette, LAOchsner Medical Center Acute
Acute Care Hospitals · New Orleans, LASt Tammany Parish Hospital
Acute Care Hospitals · Covington, LAOur Lady Of The Angels Hospital
Acute Care Hospitals · Bogalusa, LARiverside Medical Center
Critical Access Hospitals · Franklinton, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70433 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.
COVINGTON, LA 70433
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 John Sfondouris's NPI number?
The NPI number for John Sfondouris is 1154581395. It was assigned to this individual provider in the NPPES registry on June 11, 2008.
Where is John Sfondouris located?
John Sfondouris practices at 1202 S Tyler St, Covington, LA 70433. The listed phone number is (985) 445-3644.
What is John Sfondouris's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is John Sfondouris enrolled in Medicare?
Yes. John Sfondouris 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 John Sfondouris's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Sfondouris reassigns Medicare benefits to 3 organizations: Regional Radiology, LLC (Covington, LA), Ochsner Clinic LLC (Covington, LA) and Our Lady Of The Angels Hospital, Inc. (Bogalusa, LA). 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 John Sfondouris's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Sfondouris accept?
Health plans from HMO Louisiana list John Sfondouris 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 John Sfondouris affiliated with any hospitals?
According to CMS data, John Sfondouris is affiliated with Ochsner Lafayette General Medical Center, Ochsner Medical Center Acute, St Tammany Parish Hospital, Our Lady Of The Angels Hospital and Riverside Medical Center.
When was this NPI record last updated?
The NPPES record for John Sfondouris was last updated on February 20, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.