Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Thomas Gregory Chaisson, MD

Individual provider Internal Medicine Physician · NPI 1902895279

Dr. Thomas Gregory Chaisson, MD is an Internal Medicine in Thibodaux, Louisiana. Graduated from Louisiana State University School of Medicine in New Orleans in 1991, 35 years ago. Practices with Thibodaux Internal Medicine Associates, Inc, a 2-clinician group and accepts Medicare assignment. Licensed in Louisiana.

Years since qualifying
35
Trained at
Louisiana State University School of Medicine in New Orleans
Licensed in
LA
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

142 Rue Marguerite
Thibodaux, LA 70301-6738
Phone: (985) 446-2131
Fax: (985) 447-3383
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Physician (primary) Taxonomy 208D00000X · Licence 09201R (LA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD.09201R (LA)

Record details

NPI number1902895279
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 19, 2005
Last updated in NPPESApril 3, 2025
Certification dateApril 3, 2025
Mailing address142 Rue Marguerite, Suite B, Thibodaux, LA 70301-4957

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolLOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN NEW ORLEANS
Graduated 1991 (35 years in practice)
Group practice Thibodaux Internal Medicine Associates,Inc. — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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