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

Ellen Madison Griffiths, RD

Individual provider Registered Dietitian · NPI 1689948846

Ellen Madison Griffiths, RD is a Registered Dietitian OR Nutrition Professional in Bethesda, Maryland. Qualified in 1976, 50 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in District of Columbia and Maryland.

Years since qualifying
50
Licensed in
DC, MD
In the registry since
2012
Specialties on file
2
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

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Practice location Address checks out

4600 E West Hwy Ste 605
Bethesda, MD 20814-9809
Phone: (240) 481-8198
Fax: (202) 499-7592
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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 D00670 (MD)
Registered Dietitian Taxonomy 133V00000X · Licence DI195 (DC)

Record details

NPI number1689948846
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorYes
NPI enumeratedMarch 5, 2012
Last updated in NPPESMay 23, 2025
Certification dateMay 23, 2025
Mailing address3005 S Leisure World Blvd Apt 703, Silver Spring, MD 20906-8309

Medicare enrollment

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

Medicare specialtyREGISTERED DIETITIAN OR NUTRITION PROFESSIONAL
Medical schoolOTHER
Graduated 1976 (50 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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