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

Individual provider Registered Dietitian · NPI 1134617129

Olivia J Fieo, RD, LDN is a Registered Dietitian in Souderton, Pennsylvania. Practices as a sole proprietor. Registered with an NPI since 2018.

In the registry since
2018
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.
LDN — Licensed Dietitian Nutritionist
A state-licensed dietitian nutritionist.

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Practice location Address checks out

231 Washington Ave
Souderton, PA 18964-1547
Phone: (215) 272-7735
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X

Record details

NPI number1134617129
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD , LDN
Sole proprietorYes
NPI enumeratedApril 25, 2018
Last updated in NPPESJanuary 12, 2023
Certification dateJanuary 12, 2023

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