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

Dr. Mark Gregory Garbutt, MD

Individual provider Internal Medicine Physician · NPI 1861488793

Dr. Mark Gregory Garbutt, MD is an Internal Medicine in Baton Rouge, Louisiana. Graduated from Louisiana State University School of Medicine in New Orleans in 2001, 25 years ago. Practices with Coolidge Physician Services LLC, a 51-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Louisiana.

Years since qualifying
25
Trained at
Louisiana State University School of Medicine in New Orleans
Licensed in
LA
In the registry since
2005
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

18971 Santa Maria Dr
Baton Rouge, LA 70809
Phone: (225) 329-7545
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 7777 Hennessy Blvd, Baton Rouge, LA 70808-4300 — (225) 765-5864

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 15728R (LA)

Record details

NPI number1861488793
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 26, 2005
Last updated in NPPESJanuary 21, 2019

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 2001 (25 years in practice)
Group practice Coolidge Physician Services Llc — 51 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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