NPPES file of Aug 9, 2026

Leslie Sarah Zallik, DDS MS

Orthodontics and Dentofacial Orthopedics Dentistry · Vernon Hills, IL

Leslie Sarah Zallik, DDS MS is an orthodontics and dentofacial orthopedics dentistry with a practice address in Vernon Hills, Illinois, and NPI 1114593506, issued on May 27, 2021. Check the license (Illinois 021.003100, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1114593506
Name
Leslie Sarah Zallik
Credential
DDS MS
Primary taxonomy
Orthodontics and Dentofacial Orthopedics Dentistry 1223X0400X
License number
021.003100 IL
Self-reported in NPPES; status is on the state search
Practice location
830 W End CT, Vernon Hills, IL 60061
Phone
(847) 207-1435
Enumerated
May 27, 2021
Record last updated
Mar 4, 2025
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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Also registered at 830 W End CT

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Molly Antoniolli, M.D.Pediatrics Physician1760742753
  2. Alissa Block-Rissman, D.O.Pediatrics Physician1649472556
  3. Christine Bowman, DCChiropractor1528194420
  4. Kara BurrowsBehavior Analyst1144899477
  5. Lee Graber, D.D.S.Orthodontics and Dentofacial Orthopedics Dentistry1205000189
  6. Natalie Ho, LSWSocial Worker1750821351

Verify Leslie Sarah Zallik 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 021.003100
    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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Industry payments in 2024: $78.33

4 payments; by number, the most common kind was food and beverage; the largest payer was Align Technology, Inc. The 7,622 providers of this specialty with any payment received $1,641.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Leslie Zallik$78.33
  2. Specialty average$1,641.73

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Leslie Sarah Zallik among 473 orthodontics and dentofacial orthopedics dentistry records in Illinois

Leslie Sarah Zallik, DDS MS is one of 473 orthodontics and dentofacial orthopedics dentistry records with a practice address in Illinois. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 91% of them.

  • NPI issued2021 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 60% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2025 · 78% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223X0400X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthodontics and Dentofacial Orthopedics Dentistry providers in Illinois

There are 473 orthodontics and dentofacial orthopedics dentistry records in Illinois.

The 8 orthodontics and dentofacial orthopedics dentistry records with the nearest ZIP codes

  1. Teresa Bae, DMDVernon Hills, IL 600611861168122
  2. Katherine Evarts, D.D.S., M.S.Vernon Hills, IL 600611306960711
  3. Lee Graber, D.D.S.Vernon Hills, IL 600611205000189
  4. Virginia KimVernon Hills, IL 600611821415852
  5. Gary Klein, D.D.S.M.SVernon Hills, IL 600611194897405
  6. Richard Port, DDS, MSVernon Hills, IL 600611518033828
  7. Donn Chung, DDSNorthbrook, IL 600621811985179
  8. Evan Chwa, DMDNorthbrook, IL 600621275243149

Common questions

What is Leslie Sarah Zallik, DDS MS's NPI number?

Leslie Sarah Zallik, DDS MS's National Provider Identifier (NPI) is 1114593506, issued on May 27, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Leslie Sarah Zallik, DDS MS located?

The NPPES record lists a practice address at 830 W End CT, Vernon Hills, IL, 60061. Phone: (847) 207-1435. Providers update this record themselves, so call before visiting.

How can I verify Leslie Sarah Zallik, DDS MS's license?

NPPES lists Illinois license number 021.003100, 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. Medicare files from data.cms.gov. 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.