Quick answers
- Which hospitals does Mark B. Effron work at?
- Medicare's official clinician data lists Mark B. Effron at 1 hospital: Ochsner Medical Center Acute. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark B. Effron see patients?
- Medicare's clinician data lists 6 practice locations, including Jefferson, LA, New Orleans, LA and Metairie, LA. Call before your visit to confirm the address.
- What is Mark B. Effron's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Mark B. Effron accept Medicare assignment?
- Yes. Medicare's clinician data says Mark B. Effron accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Mark B. Effron?
- (504) 842-4747, as listed in official Medicare / NPI Registry data.
- What is Mark B. Effron's NPI number?
- 1598139362. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark B. Effron works
Medicare's Facility Affiliation Data lists Mark B. Effron at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ochsner Medical Center AcuteNew Orleans, LA · Acute Care Hospital · CCN 190036
Practice locations
Addresses where Mark B. Effron is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1401 Jefferson HwyJefferson, LA 70121 (504) 842‑4747
- 1514 Jefferson HwyNew Orleans, LA 70121 (504) 842‑3000
- 1516 Jefferson HwyNew Orleans, LA 70121 (504) 842‑3470
- 2005 Veterans Memorial BlvdMetairie, LA 70002 (504) 836‑9820
- 2820 Napoleon AveNew Orleans, LA 70115 (504) 842‑5300
Group practices
Medicare enrollment lists Mark B. Effron as a member of this group (CMS data updated 2026-10-02).
- Ochsner Clinic LLC2,864 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Louisiana →
Other cardiologists in Louisiana
Clinicians with the same Medicare primary specialty in Louisiana — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Johns Hopkins University School Of Medicine |
| Graduation year | 1978 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1598139362 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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