Doctor profile · Federal record

Dr. Gus Rousonelos, M.D.

Pediatrics Physician · Naperville, IL

  • NPI 1265410989
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1331 W 75Th Street, Suite 300
Naperville, IL 60540
(630) 355-0003
fax (630) 355-9822

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
May 3, 2019
Specialty taxonomy
208000000X — NUCC code
State license (1)
Illinois #036074473

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265410989. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$176
Transactions
9
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Cranial Technologies, Inc 3 $34.81
SANOFI PASTEUR INC. 1 $29.12
SANOFI-AVENTIS U.S. LLC 1 $26.25
Corium, LLC 1 $26.24
Verrica Pharmaceuticals Inc. 1 $24.65
PFIZER INC. 1 $21.16
Merck Sharp & Dohme LLC 1 $13.76

By nature of payment

Food and Beverage
$176

Frequently asked questions

Auto-generated from federal data
What is Dr. Gus Rousonelos's medical specialty?
Dr. Gus Rousonelos practices Pediatrics Physician in Naperville, IL.
Where does Dr. Gus Rousonelos practice?
Dr. Gus Rousonelos practices at 1331 W 75Th Street, Naperville, IL 60540. Office phone: 6303550003.
What is Dr. Gus Rousonelos's NPI?
Dr. Gus Rousonelos's National Provider Identifier (NPI) is 1265410989, issued by NPPES.