Quick answers
- Which hospitals does Thomas G. Chaisson work at?
- Medicare's official clinician data lists Thomas G. Chaisson at 4 hospitals: Ochsner St Anne General Hospital, Ochsner St Mary, Terrebonne General Medical Center - Parish and Thibodaux Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Thomas G. Chaisson see patients?
- Medicare's clinician data lists 1 practice location in Thibodaux, LA. Call before your visit to confirm the address.
- What is Thomas G. Chaisson's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Thomas G. Chaisson accept Medicare assignment?
- Yes. Medicare's clinician data says Thomas G. Chaisson 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 Thomas G. Chaisson?
- (985) 446-2131, as listed in official Medicare / NPI Registry data.
- What is Thomas G. Chaisson's NPI number?
- 1902895279. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Thomas G. Chaisson works
Medicare's Facility Affiliation Data lists Thomas G. Chaisson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ochsner St Anne General HospitalRaceland, LA · Critical Access Hospital · CCN 191324
- Ochsner St MaryMorgan City, LA · Acute Care Hospital · CCN 190014
- Terrebonne General Medical Center - ParishHouma, LA · Acute Care Hospital · CCN 190008
- Thibodaux Regional Medical CenterThibodaux, LA · Acute Care Hospital · CCN 190004
Practice locations
Addresses where Thomas G. Chaisson is enrolled with Medicare (CMS data updated 2026-10-02).
- 142 Rue Marguerite, Suite BThibodaux, LA 70301 (985) 446‑2131
Group practices
Medicare enrollment lists Thomas G. Chaisson as a member of this group (CMS data updated 2026-10-02).
- Thibodaux Internal Medicine Associates, Inc.2 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Thibodaux
Clinicians with the same Medicare primary specialty in Thibodaux, LA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Louisiana State University School Of Medicine In New Orleans |
| Graduation year | 1991 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1902895279 |
| 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