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

Marissa Wertheimer, RD

Individual provider Registered Dietitian · NPI 1740813559

Marissa Wertheimer, RD is registered under Registered Dietitian OR Nutrition Professional in Nashville, Tennessee. Qualified in 2013, 13 years ago. Practices with Nourish, Inc, a 277-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
13
Licensed in
TN
In the registry since
2020
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

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Practice location Address checks out

4731 Centennial Blvd Apt 316
Nashville, TN 37209-1978
Phone: (404) 606-2994
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence LDN0000002957 (TN)

Record details

NPI number1740813559
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorYes
NPI enumeratedFebruary 20, 2020
Last updated in NPPESMay 12, 2023
Certification dateMay 12, 2023

Medicare enrollment

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

Medicare specialtyREGISTERED DIETITIAN OR NUTRITION PROFESSIONAL
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Nourish, Inc. — 277 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Colleagues at Nourish, Inc

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 277 clinicians in the practice; 12 are shown here.

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