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

Individual provider Registered Dietitian · NPI 1558058727

Ashley Oister, RD, LDN is a Registered Dietitian in Feasterville Trevose, Pennsylvania. Practices as a sole proprietor. Licensed in Pennsylvania.

Licensed in
PA
In the registry since
2023
Specialties on file
4
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

600 Old Street Rd Apt C203
Feasterville Trevose, PA 19053-7735
Phone: (484) 948-0733
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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 DN006353 (PA)
Pediatric Nutrition Registered Dietitian Taxonomy 133VN1004X · Licence DN006353 (PA)
Gerontological Nutrition Registered Dietitian Taxonomy 133VN1101X · Licence DN006353 (PA)
Obesity and Weight Management Nutrition Registered Dietitian Taxonomy 133VN1201X · Licence D006353 (PA)

Record details

NPI number1558058727
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD , LDN
Sole proprietorYes
NPI enumeratedApril 19, 2023
Last updated in NPPESApril 19, 2023
Certification dateApril 19, 2023
Mailing address600 Old Street Rd Apt C203, Feasterville Trevose, PA 19053-7735

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