Quick answers
- Which hospitals does William Shaffer work at?
- Medicare's official clinician data lists William Shaffer at 5 hospitals: Ochsner Laird Hospital, Ochsner Medical Center Acute, Ochsner Medical Center-Hancock, Ochsner Rush Hospital and Slidell Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William Shaffer see patients?
- Medicare's clinician data lists 3 practice locations, including Slidell, LA, Meridian, MS and New Orleans, LA. Call before your visit to confirm the address.
- What is William Shaffer's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does William Shaffer accept Medicare assignment?
- Yes. Medicare's clinician data says William Shaffer 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 William Shaffer?
- (985) 646-5970, as listed in official Medicare / NPI Registry data.
- What is William Shaffer's NPI number?
- 1215252341. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William Shaffer works
Medicare's Facility Affiliation Data lists William Shaffer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ochsner Laird HospitalUnion, MS · Critical Access Hospital · CCN 251322
- Ochsner Medical Center AcuteNew Orleans, LA · Acute Care Hospital · CCN 190036
- Ochsner Medical Center-HancockBay Saint Louis, MS · Acute Care Hospital · CCN 250162
- Ochsner Rush HospitalMeridian, MS · Acute Care Hospital · CCN 250069
- Slidell Memorial HospitalSlidell, LA · Acute Care Hospital · CCN 190040
Practice locations
Addresses where William Shaffer is enrolled with Medicare (CMS data updated 2026-10-02).
- 1001 Gause BlvdSlidell, LA 70458 (985) 646‑5970
- 1800 12th StMeridian, MS 39301 (601) 484‑6700
- 2700 Napoleon AveNew Orleans, LA 70115 (504) 894‑2881
Group practices
Medicare enrollment lists William Shaffer as a member of these groups (CMS data updated 2026-10-02).
- Ochsner Clinic LLC2,864 clinicians in the group
- Medical Foundation Inc212 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Slidell
Clinicians with the same Medicare primary specialty in Slidell, LA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Alabama School Of Medicine |
| Graduation year | 2010 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1215252341 |
| 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