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

MS. Margarita Sierra, MBA, RDN

Individual provider Registered Dietitian · NPI 1700077955

MS. Margarita Sierra, MBA, RDN is a Registered Dietitian in Mine Hill, New Jersey. Practices as a sole proprietor and works from 2 locations. Licensed in New Jersey.

Licensed in
NJ
In the registry since
2007
What do these letters mean?
MBA — Master of Business Administration
A graduate business degree.
RDN — Registered Dietitian Nutritionist
The current title for a registered dietitian.

See every abbreviation used in this directory →

Practice location Address checks out

389 E Randolph Ave
Mine Hill, NJ 07803-3070
Phone: (862) 707-8404
Fax: (973) 328-1432
Show map & directions

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

Additional practice locations (1)

  • 330 Changebridge Rd Ste 101, Pine Brook, NJ 07058-9839 — (862) 972-9200

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 877964 (NJ)

Record details

NPI number1700077955
Entity typeIndividual (Type 1)
GenderFemale
Credentials MBA , RDN
Sole proprietorYes
NPI enumeratedAugust 5, 2007
Last updated in NPPESMarch 26, 2026
Certification dateMarch 26, 2026

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