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

Dr. Mark Trahan, MD

Individual provider Diagnostic Radiology Physician · NPI 1679872568

Dr. Mark Trahan, MD is a Diagnostic Radiology in Alexandria, Louisiana. Graduated from Louisiana State University School of Medicine in New Orleans in 2011, 15 years ago. Practices with Radiology Associates of Southwest Louisiana, a 99-clinician group and accepts Medicare assignment. Licensed in Louisiana.

Years since qualifying
15
Trained at
Louisiana State University School of Medicine in New Orleans
Licensed in
LA
In the registry since
2011
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

3704 N Blvd Ste 1
Alexandria, LA 71301-3673
Phone: (225) 773-4726
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 304164 (LA)

Record details

NPI number1679872568
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 18, 2011
Last updated in NPPESJanuary 15, 2025
Certification dateJanuary 15, 2025

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolLOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN NEW ORLEANS
Graduated 2011 (15 years in practice)
Group practice Radiology Associates Of Southwest Louisiana — 99 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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