Doctor profile · Federal record

Dr. Sean Oneill, O.D.

Optometrist · Chicago, IL

  • NPI 1083770341
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 W Randolph St Uppr 104
Chicago, IL 606013219
(312) 263-4909
fax (312) 263-4932

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
September 8, 2009
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Illinois #046009017

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083770341. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$58
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas Inc. 2 $42.09
CooperVision Inc. 1 $15.71

By nature of payment

Food and Beverage
$58

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
66
Patients
0
Total drug cost
$7,546
Drug Type Claims Patients Total cost
Carvedilol Generic 11 0 $85
Felodipine Er (Felodipine) Brand 11 0 $220
Furosemide Generic 11 0 $51
Jardiance (Empagliflozin) Brand 11 0 $6,763
Omeprazole Generic 11 0 $115
Sucralfate Generic 11 0 $312

Frequently asked questions

Auto-generated from federal data
What is Dr. Sean Oneill's medical specialty?
Dr. Sean Oneill practices Optometrist in Chicago, IL.
Where does Dr. Sean Oneill practice?
Dr. Sean Oneill practices at 100 W Randolph St Uppr 104, Chicago, IL 606013219. Office phone: 3122634909.
What is Dr. Sean Oneill's NPI?
Dr. Sean Oneill's National Provider Identifier (NPI) is 1083770341, issued by NPPES.