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

Dr. Rian M Tanenbaum, MD

Individual provider Gastroenterology Physician · NPI 1356343610

Dr. Rian M Tanenbaum, MD is a Gastroenterology Physician in Marrero, Louisiana. Licensed in Louisiana. Registered with an NPI since 2005.

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

1111 Medical Center Blvd Ste S450
Marrero, LA 70072-3151
Phone: (504) 349-6423
Fax: (504) 349-6062
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 16704 (LA)

Record details

NPI number1356343610
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 1, 2005
Last updated in NPPESNovember 13, 2013
Mailing address1111 Medical Center Blvd, Ste S450, Marrero, LA 70072-3151

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