Quick answers
- Which hospitals does David S. Chang work at?
- Medicare's official clinician data lists David S. Chang at 5 hospitals: Beauregard Memorial Hospital, CHRISTUS Ochsner Lake Area Hospital, CHRISTUS Ochsner St Patrick Hospital, Lake Charles Memorial Hospital and West Calcasieu Cameron Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David S. Chang see patients?
- Medicare's clinician data lists 1 practice location in Raceland, LA. Call before your visit to confirm the address.
- What is David S. Chang's specialty?
- Medicare lists Radiation Oncology as the primary specialty.
- Does David S. Chang accept Medicare assignment?
- Yes. Medicare's clinician data says David S. Chang 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 David S. Chang?
- (985) 537-3211, as listed in official Medicare / NPI Registry data.
- What is David S. Chang's NPI number?
- 1609037837. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David S. Chang works
Medicare's Facility Affiliation Data lists David S. Chang at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Beauregard Memorial HospitalDeridder, LA · Acute Care Hospital · CCN 190050
- CHRISTUS Ochsner Lake Area HospitalLake Charles, LA · Acute Care Hospital · CCN 190201
- CHRISTUS Ochsner St Patrick HospitalLake Charles, LA · Acute Care Hospital · CCN 190027
- Lake Charles Memorial HospitalLake Charles, LA · Acute Care Hospital · CCN 190060
- West Calcasieu Cameron HospitalSulphur, LA · Acute Care Hospital · CCN 190013
Practice locations
Addresses where David S. Chang is enrolled with Medicare (CMS data updated 2026-10-02).
- 104 Acadia Park DrRaceland, LA 70394 (985) 537‑3211
Group practices
Medicare enrollment lists David S. Chang as a member of this group (CMS data updated 2026-10-02).
- Ochsner Clinic LLC2,864 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in Louisiana
Clinicians with the same Medicare primary specialty in Louisiana — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Louisville School Of Medicine |
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1609037837 |
| 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