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Registered Dietitian in Gretna, Louisiana

Data updated monthly · Last refresh September 2026

4 Registered Dietitian providers practice in Gretna. Listings are drawn from federal public records and are not endorsements.

Registered Dietitian providers in Gretna

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Jessica Shupe, RD/RDN

Gretna, LA · No drug or device payments recorded (2025) · (504) 363-4899

Dr. Julie Fortenberry, RD, LDN

Gretna, LA · No drug or device payments recorded (2025) · (228) 313-1113

Dr. Lisa Berthaut, RD, LDN, CDE

Gretna, LA · No drug or device payments recorded (2025) · (504) 265-8304

Dr. Tammy Bourque, RDN, LDN

Gretna, LA · No drug or device payments recorded (2025) · (832) 326-4338

Common questions

How many Registered Dietitian providers are in Gretna, Louisiana?

There are 4 Registered Dietitian providers with active NPI records practicing in Gretna, according to federal NPPES data refreshed monthly.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in Gretna Registered Dietitian across Louisiana

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.