NPPES file of Aug 9, 2026

Olivia Kathryn McGann, RD

Registered Dietitian · Western Springs, IL

Olivia Kathryn McGann, RD is a registered dietitian with a practice address in Western Springs, Illinois, and NPI 1659951317, issued on Apr 8, 2021. Check the license (Illinois 86101650, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659951317
Name
Olivia Kathryn McGann
Credential
RD
Primary taxonomy
Registered Dietitian 133V00000X
License number
86101650 IL
Self-reported in NPPES; status is on the state search
Practice location
4139 Clausen Ave, Western Springs, IL 60558
Phone
(708) 606-6213
Enumerated
Apr 8, 2021
Record last updated
Apr 8, 2021 (not updated in 5 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Olivia Kathryn McGann in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 86101650
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Olivia Kathryn McGann among 2,870 registered dietitian records in Illinois

Olivia Kathryn McGann, RD is one of 2,870 registered dietitian records with a practice address in Illinois. 8% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2021, is newer than 66% of them.

  • NPI issued2021 · 66% of these records are older, 29% newer
  • In a Medicare fileNo · 8% of these records are
  • In the CMS Doctors and Clinicians fileNo · 9% of these records are
  • Record last updated2021 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4 registered dietitian records list a practice address in Western Springs

They are 4 of the 283 NPPES records with a practice address in Western Springs, and 2,870 registered dietitian records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 registered dietitian records with the nearest ZIP codes

  1. Nicole ConteducaWestern Springs, IL 605581083124986
  2. Carly Groetsema, RD, LDNWestern Springs, IL 605581700060910
  3. Katherin Rehn, MS RDN LDNWestern Springs, IL 605581043743925
  4. Hayley BingenWestmont, IL 605591730799396
  5. Casey Harms, RD,LDNWestmont, IL 605591780106542
  6. Samantha Marek, R.D.Westmont, IL 605591902157191
  7. Elizabeth O'Malley, RD, LDNWestmont, IL 605591740586924
  8. Jonathan Reynoso, RDN, LDN, CSCSWestmont, IL 605591689490237

Common questions

What is Olivia Kathryn McGann, RD's NPI number?

Olivia Kathryn McGann, RD's National Provider Identifier (NPI) is 1659951317, issued on Apr 8, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Olivia Kathryn McGann, RD located?

The NPPES record lists a practice address at 4139 Clausen Ave, Western Springs, IL, 60558. Phone: (708) 606-6213. Providers update this record themselves, so call before visiting.

How can I verify Olivia Kathryn McGann, RD's license?

NPPES lists Illinois license number 86101650, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.