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

Mary Harrienger, RD, LDN

Individual provider Registered Dietitian · NPI 1588412407

Mary Harrienger, RD, LDN is a Registered Dietitian in Iowa City, Iowa. Licensed in Iowa. Registered with an NPI since 2024.

Licensed in
IA
In the registry since
2024
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.
LDN — Licensed Dietitian Nutritionist
A state-licensed dietitian nutritionist.

See every abbreviation used in this directory →

Practice location Address checks out

905 W Benton St Apt 29
Iowa City, IA 52246-5937
Phone: (518) 764-5019
Show map & directions

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

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 124990 (IA)

Record details

NPI number1588412407
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD , LDN
Sole proprietorNo
NPI enumeratedMay 7, 2024
Last updated in NPPESMay 7, 2024
Certification dateMay 7, 2024

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