NPPES file of Aug 9, 2026

John E. Sylwestrak, DDS

Dentist · Palatine, IL

John E. Sylwestrak, DDS is a dentist with a practice address in Palatine, Illinois, and NPI 1619046752, issued on Nov 6, 2006. Check the license (Illinois 19A15598, 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
1619046752
Name
John E. Sylwestrak
Credential
DDS
Primary taxonomy
Dentist 122300000X
License number
19A15598 IL
Self-reported in NPPES; status is on the state search
Practice location
222 N Plum Grove RD, Palatine, IL 60067
Phone
(847) 359-4700
Enumerated
Nov 6, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(847) 359-9977
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 222 N Plum Grove RD

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

  1. Frank Bernero, DDSDentist1881767929
  2. Thomas Harris, DDSDentist1215000351
  3. Michelle Luke, DDSDentist1679646657
  4. Chad Mueller, DDSGeneral Practice Dentistry1215106646
  5. Robert Rzuczkowski, DMDGeneral Practice Dentistry1487584470
  6. Thomas Tax, DDSDentist1447327309

Verify John E. Sylwestrak 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 19A15598
    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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31 dentist records list a practice address in Palatine

They are 31 of the 770 NPPES records with a practice address in Palatine, and 4,522 dentist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other dentist records in Illinois

  1. Naailah Aaishah, DMDChicago, IL1770404774
  2. Juan Abadia, D.D.S.Wheeling, IL1619389681
  3. Gilbert Abadilla, DDSBloomingdale, IL1710003686
  4. Marwan Abbas, DMDChicago, IL1912490749
  5. David Abbott, D.D.S.Wheaton, IL1114133733
  6. Abdallah AbboudChicago, IL1962702068
  7. Nancy Abdala, D.D.S.Chicago, IL1467682302
  8. Fathi Abdallah, DMDOak Lawn, IL1447827225
  9. Ghassan Abdallah, DMDOak Lawn, IL1720179021
  10. Housam Abdallah, DMDJoliet, IL1811673973

Common questions

What is John E. Sylwestrak, DDS's NPI number?

John E. Sylwestrak, DDS's National Provider Identifier (NPI) is 1619046752, issued on Nov 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John E. Sylwestrak, DDS located?

The NPPES record lists a practice address at 222 N Plum Grove RD, Palatine, IL, 60067. Phone: (847) 359-4700. Providers update this record themselves, so call before visiting.

How can I verify John E. Sylwestrak, DDS's license?

NPPES lists Illinois license number 19A15598, 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.