Doctor profile · Federal record

Dr. George Mandelaris, DDS

Periodontist · Oakbrook Terrace, IL

  • NPI 1356568513
  • 19 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1S224 Summit Ave
Oakbrook Terrace, IL 601813983
(630) 627-3930
fax (630) 627-2148

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
March 24, 2011
Specialty taxonomy
1223P0300X — NUCC code
State license (1)
Illinois #019024971

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356568513. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$19,987
Transactions
33
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
BioHorizons Implant Systems INC. 19 $13,167.19
Geistlich Pharma, North America, INC. 8 $4,490.21
Dentsply LLC 2 $2,160.00
Southern Implants North America INC 1 $104.21
Dentsply Sirona INC 2 $41.37
Zimvie INC. 1 $23.82

By nature of payment

Compensation for Serving As Faculty or As A Speaker for A Medical Education Program
$11,000
Honoraria
$3,000
Travel and Lodging
$2,963
Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$2,160
Food and Beverage
$864

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
220
Patients
175
Total drug cost
$1,567
Drug Type Claims Patients Total cost
Ibuprofen Generic 84 64 $240
Amoxicillin Generic 73 56 $337
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 22 19 $203
Oxycodone Hcl Generic 22 22 $81
Cefdinir Generic 19 14 $706

Frequently asked questions

Auto-generated from federal data
What is Dr. George Mandelaris's medical specialty?
Dr. George Mandelaris practices Periodontist in Oakbrook Terrace, IL.
Where does Dr. George Mandelaris practice?
Dr. George Mandelaris practices at 1S224 Summit Ave, Oakbrook Terrace, IL 601813983. Office phone: 6306273930.
What is Dr. George Mandelaris's NPI?
Dr. George Mandelaris's National Provider Identifier (NPI) is 1356568513, issued by NPPES.

Methodology · sources used on this page

All figures on this page come from publicly available federal datasets. We do not edit, score, or summarise the underlying data. Profile generated Jul 3, 2026.

NPPES Provider identifiers and practice info May 11, 2026
Open Payments Industry payments to providers (Sunshine Act) May 11, 2026
Medicare Procedure Utilization Services and allowed amounts by HCPCS May 11, 2026
Medicare Part D Prescription drug claims May 11, 2026
CMS MIPS Quality performance scores May 11, 2026
OIG LEIE Federal exclusion / sanctions list May 11, 2026

Information based on publicly available federal data. Not medical advice. Report incorrect data ›