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Olivia J. Fieo, LDN, RD

  • Mason, OH
  • Registered dietitian
NPI1134617129
Affiliated sites
1
State license
1
Year NPI issued
2018
Practice address
6000 S Mason-Montgomery Rd, Mason, OH 45040
Practice phone
Call (513) 701-5000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

GeneSight Lab

Clinical Lab - Full Service · Mason, Ohio

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Olivia J. Fieo is a registered dietitian in Mason, Ohio

Olivia Fieo practices at GeneSight Lab in Mason, Ohio.

Olivia Fieo's NPI, 1134617129, was assigned on April 25, 2018.

NPI and contact details
NPI
1134617129NPI Registry (opens in a new tab)
NPI enumeration date
April 25, 2018
NPI status
Active
Practice phone
(513) 701-5000
Professional email
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Personal email
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Mobile number
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Sex
Female

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Olivia J. Fieo practices at GeneSight Lab in Mason, Ohio

Olivia Fieo's primary practice is GeneSight Lab, at 6000 S Mason-Montgomery Rd, Mason, OH 45040. The practice phone is (513) 701-5000.

  • GeneSight Lab
    6000 S Mason-Montgomery Rd, Mason, OH 45040Phone(513) 701-5000

Source: Dmand AI Affiliation Data

Olivia J. Fieo is affiliated with 1 site of care

Olivia Fieo's primary practice is GeneSight Lab in Mason, Ohio.

GeneSight LabClinical Lab - Full Service · Mason, OhioPrimary
Parent health systemName with a free account
See Olivia Fieo's affiliation in Dmand AI

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Olivia J. Fieo's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Olivia Fieo practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
GeneSight LabAvailable with a free account

Source: Dmand AI Technology Install Data

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Olivia J. Fieo is one of 472 registered dietitians in Ohio

Dietitian, registered is Olivia Fieo's primary specialty in the NPI Registry, under taxonomy code 133V00000X.

Specialties and state licenses

  • Registered dietitianPrimarytaxonomy 133V00000X

Registered dietitians near Olivia Fieo

Counts of registered dietitians with a Dmand AI profile, by place and practice. Each opens the list.

472registered dietitians in Ohio
3registered dietitians in Mason

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Olivia J. Fieo's patients have a median age of 33

Across all payers, Dmand AI patient panel data puts Olivia Fieo's median patient age at 33, with 69% women.

Olivia Fieo's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 33

Patient panel by sex, all payers

  • Women69%
  • Men23%

Source: Dmand AI Patient Panel Data

Sources for Olivia J. Fieo's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Olivia J. Fieo

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Olivia J. Fieo's NPI number?

Olivia J. Fieo's NPI number is 1134617129. It was assigned on April 25, 2018, and it is active in the NPI Registry.

What does Olivia J. Fieo specialize in?

Olivia J. Fieo is a registered dietitian in Mason, Ohio. The primary specialty in the NPI Registry is Registered Dietitian (taxonomy code 133V00000X).

Where does Olivia J. Fieo practice?

Olivia Fieo practices at 6000 S Mason-Montgomery Rd, Mason, OH 45040. Olivia Fieo's primary practice is GeneSight Lab in Mason, Ohio.

What is Olivia J. Fieo's office phone number?

The practice phone on file for Olivia Fieo is (513) 701-5000.

How long has Olivia J. Fieo been practicing?

Olivia Fieo's NPI was assigned in 2018.

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