NPPES file of Aug 9, 2026

Anna Catherine Petersen, MS RD LDN

Registered Dietitian · Naperville, IL

Anna Catherine Petersen, MS RD LDN is a registered dietitian with a practice address in Naperville, Illinois, and NPI 1568128346, issued on Nov 16, 2021. Check the license (Illinois 164005342, 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
1568128346
Name
Anna Catherine Petersen
Credential
MS RD LDN
Primary taxonomy
Registered Dietitian 133V00000X
License number
164005342 IL
Self-reported in NPPES; status is on the state search
Practice location
1533 Lark Lane, Naperville, IL 60565
Phone
(815) 210-1517
Enumerated
Nov 16, 2021
Record last updated
Nov 19, 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 Anna Catherine Petersen 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 164005342
    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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Anna Catherine Petersen among 2,870 registered dietitian records in Illinois

Anna Catherine Petersen, MS RD LDN 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).

60 registered dietitian records list a practice address in Naperville

They are 60 of the 4,634 NPPES records with a practice address in Naperville, 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. Chloe Cremona, RDNaperville, IL 605651366913444
  2. Rifqa DacloushNaperville, IL 605651558234534
  3. Yung-Hsuan HsiaoNaperville, IL 605651972331981
  4. Hunter MumawNaperville, IL 605651528836954
  5. Mary Jane Verik, R.D. L.D.Naperville, IL 605651821318759
  6. Monica WojcikNaperville, IL 605651962219055
  7. Stacy Hruzek, RDNNaperville, IL 605641790506525
  8. Ashley Mork, RD, LDN, CSP, CNSCNaperville, IL 605641073274346

Common questions

What is Anna Catherine Petersen, MS RD LDN's NPI number?

Anna Catherine Petersen, MS RD LDN's National Provider Identifier (NPI) is 1568128346, issued on Nov 16, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Anna Catherine Petersen, MS RD LDN located?

The NPPES record lists a practice address at 1533 Lark Lane, Naperville, IL, 60565. Phone: (815) 210-1517. Providers update this record themselves, so call before visiting.

How can I verify Anna Catherine Petersen, MS RD LDN's license?

NPPES lists Illinois license number 164005342, 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.