Registry data as of Aug 27, 2026

Louis Karras, DDS

Endodontics · Lincolnwood, IL

Louis Karras, DDS is an endodontics with a practice address in Lincolnwood, Illinois, and NPI 1467658450, issued on Jun 26, 2007. Check the license with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1467658450
Name
Louis Karras
Credential
DDS
Primary taxonomy
Endodontics 1223E0200X
Practice location
6677 N Lincoln Ave, Lincolnwood, IL 60712
Phone
(847) 677-3636
Enumerated
Jun 26, 2007
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 6677 N Lincoln Ave

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

  1. Mei-Whei Chen, PHDClinical Psychologist1588005508
  2. Yehuda Krohn, PSY.D.Clinical Psychologist1245360858
  3. Robert Kurtz, DDS,BSD,FAGDDentist1295890465
  4. Elizabeth Pullen, PSY.D.Clinical Psychologist1891893244

Verify Louis Karras in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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.

2% fewer Medicare Part D claims than the average endodontics in 2024

121 Medicare Part D claims for 113 beneficiaries, against an average of 124 among the 3,574 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Louis Karras121
  2. Specialty average124

Most prescribed

  1. Amoxicillin93 claims
  2. Azithromycin13 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Endodontics providers in Illinois

There are 167 endodontics records in Illinois.

Other endodontics records in Illinois

  1. Hacer Aksel, DDS, PHDPalos Heights, IL1235786617
  2. Fuwad Al-Sabek, DMD, MSPlainfield, IL1477541811
  3. Satish Alapati, D.D.SChicago, IL1497042816
  4. Thomas Allaway, D.D.S., M.S.Dekalb, IL1003130147
  5. Fahimeh Ameri, DDSChicago, IL1578654117
  6. Dale Anderson, D. D. S., M. S.Schaumburg, IL1619045440
  7. Paul Ashkenaz, D.D.S.,M.S.Chicago, IL1427195858
  8. Warren Avny, DDSMt Prospect, IL1003948571
  9. Alan AzarO Fallon, IL1659416212
  10. Mark Baker, DDSChicago, IL1568558112

Common questions

What is Louis Karras, DDS's NPI number?

Louis Karras, DDS's National Provider Identifier (NPI) is 1467658450, issued on Jun 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Louis Karras, DDS located?

The NPPES record lists a practice address at 6677 N Lincoln Ave, Lincolnwood, IL, 60712. Phone: (847) 677-3636. Providers update this record themselves, so call before visiting.

How can I verify Louis Karras, DDS's license?

Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Louis Karras, DDS prescribe under Medicare Part D?

In 2024, Louis Karras, DDS had 121 Medicare Part D claims for 113 beneficiaries; the average among endodontics prescribers was 124. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.