Doctor profile · Federal record

Dr. Stephanie Size, DNP, APRN, AGPCNP-BC

Primary Care Nurse Practitioner · Lemont, IL

  • NPI 1801377916
  • 8 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
135Th St & New Avenue
Lemont, IL 60439
(630) 257-4318
fax (630) 257-4023

Credentials & registration

NPPES · NUCC
NPI registered
August 2018 — 8 yrs on file
Specialty taxonomy
363LP2300X — NUCC code
State license (1)
Illinois #209.017556

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801377916. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$565
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
GENZYME CORPORATION 3 $327.39
Lucid Diagnostics Inc. 1 $137.55
Otsuka Pharmaceutical Development & Commercialization, Inc. 1 $99.74

By nature of payment

Food and Beverage
$565

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephanie Size's medical specialty?
Dr. Stephanie Size practices Primary Care Nurse Practitioner in Lemont, IL.
Where does Dr. Stephanie Size practice?
Dr. Stephanie Size practices at 135Th St & New Avenue, Lemont, IL 60439. Office phone: 6302574318.
What is Dr. Stephanie Size's NPI?
Dr. Stephanie Size's National Provider Identifier (NPI) is 1801377916, issued by NPPES.