NPPES file of Aug 9, 2026

Caitlin Marie Zalewski, RDN, CSR, LDN

Registered Dietitian · Chicago, IL

Caitlin Marie Zalewski, RDN, CSR, LDN is a registered dietitian with a practice address in Chicago, Illinois, and NPI 1962838680, issued on Sep 26, 2013. Check the license (Illinois 164007167, 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
1962838680
Name
Caitlin Marie Zalewski
Credential
RDN, CSR, LDN
Primary taxonomy
Registered Dietitian 133V00000X
License numbers
164007167 IL
7263 OH
Self-reported in NPPES; status is on the state search
Practice location
2215 W Montrose Ave Apt 2, Chicago, IL 60618
Phone
(224) 725-3530
Enumerated
Sep 26, 2013
Record last updated
Feb 29, 2024
Fax
(312) 646-4120
Medicare enrollment
Enrolled (PECOS I20220307002498); may accept Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest registered dietitian records → All 2,870 in Illinois → Look up another NPI →

Verify Caitlin Marie Zalewski 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 164007167    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

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Caitlin Marie Zalewski among 2,870 registered dietitian records in Illinois

Caitlin Marie Zalewski, RDN, CSR, 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 2013, is newer than 31% of them.

  • NPI issued2013 · 31% of these records are older, 66% newer
  • In a Medicare fileNo · 8% of these records are
  • In the CMS Doctors and Clinicians fileYes · 9% of these records are
  • Graduated2013 · median 2014 among the 269 with a school on file
  • Record last updated2024 · 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).

935 registered dietitian records list a practice address in Chicago

They are 935 of the 63,379 NPPES records with a practice address in Chicago, and 2,870 registered dietitian records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,870 in Illinois → Every provider in Chicago → Registered Dietitian nationwide →

The 8 registered dietitian records with the nearest ZIP codes

  1. Kaitlyn Beltrame, RDN, LDNChicago, IL 606181467191981
  2. Elizabeth Camacho, RD, LDNChicago, IL 606181184295735
  3. Courtney ChramowiczChicago, IL 606181265136840
  4. Ruby Erdmann, RD, LDNChicago, IL 606181528540986
  5. Leah JohnstonChicago, IL 606181356836324
  6. Richard Logan, RDChicago, IL 606181063189132
  7. Andrea O'Donnell, RD, LDNChicago, IL 606181740710060
  8. Marisa Persky, MPH,RD,LDNChicago, IL 606181902038946

Common questions

What is Caitlin Marie Zalewski, RDN, CSR, LDN's NPI number?

Caitlin Marie Zalewski, RDN, CSR, LDN's National Provider Identifier (NPI) is 1962838680, issued on Sep 26, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Caitlin Marie Zalewski, RDN, CSR, LDN located?

The NPPES record lists a practice address at 2215 W Montrose Ave Apt 2, Chicago, IL, 60618. Phone: (224) 725-3530. Providers update this record themselves, so call before visiting.

How can I verify Caitlin Marie Zalewski, RDN, CSR, LDN's license?

NPPES lists Illinois license number 164007167, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.