Quick answers
- Does John L. Sfondouris accept Medicare assignment?
- Yes. Medicare's clinician data says John L. Sfondouris accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does John L. Sfondouris see?
- In 2024, CMS data shows 2,628 Original Medicare patients and 4,544 services for John L. Sfondouris. This counts Original Medicare only and measures volume, not quality.
- What is John L. Sfondouris's NPI number?
- 1154581395. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for John L. Sfondouris, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 2,628 |
|---|---|
| Services billed to Medicare | 4,544 |
| Different services or procedures | 148 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- X-ray of chest, 1 view (71045)954 services
- Ct scan head or brain without contrast (70450)387 services
- X-ray of chest, 2 views (71046)370 services
- Ct scan of abdomen and pelvis with contrast (74177)115 services
- Dxa bone density measurement of hip, pelvis, spine (77080)115 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Ischemic heart disease50%
- Anxiety40%
- Diabetes38%
Hospitals where John L. Sfondouris works
Medicare's Facility Affiliation Data lists John L. Sfondouris at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Fmol Health Our Lady of the AngelsBogalusa, LA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 190312
- Ochsner Lafayette General Medical CenterLafayette, LA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 190002
- Ochsner Medical Center AcuteNew Orleans, LA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 190036
- Riverside Medical CenterFranklinton, LA · Critical Access Hospital · Emergency services: listed by Medicare · CCN 191313
- St Tammany Parish HospitalCovington, LA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 190045
Practice locations
Addresses where John L. Sfondouris is enrolled with Medicare (CMS data updated October 2, 2026).
- 1202 S Tyler StCovington, LA 70433 (985) 898‑4000
- 433 Plaza StBogalusa, LA 70427 (985) 730‑6706
- 900 Ochsner BlvdCovington, LA 70433 (985) 249‑2383
Group practices
Medicare enrollment lists John L. Sfondouris as a member of these groups (CMS data updated October 2, 2026).
- Ochsner Clinic LLC2,864 clinicians in the group
- Our Lady of the Angels Hospital Inc78 clinicians in the group
- Regional Radiology, LLC40 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Covington
Clinicians with the same Medicare primary specialty in Covington, LA — not a recommendation.
Other clinicians in Ochsner Clinic LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Baylor College Of Medicine |
| Graduation year | 2008 (18 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1154581395 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians