Doctor profile · Federal record

Dr. TIMOTHY VIERLING, MD

Obstetrics & Gynecology Physician (CMS: OBSTETRICS/GYNECOLOGY) · ARLINGTON HEIGHTS, IL

  • NPI 1336250380
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1051 W RAND RD STE 101
ARLINGTON HEIGHTS, IL 600042315
(847) 221-4900
fax (847) 221-4996
Additional location
1051 Perimeter Dr Ste 150
Schaumburg, IL 601735075
(847) 221-4300
fax (847) 221-4396

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
March 16, 2022
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Illinois #036079192
Medicaid
IL #036079192

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336250380. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$221
Transactions
8
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
SHIELD THERAPEUTICS INC 1 $75.71
ABBVIE INC. 3 $69.08
Amgen Inc. 1 $23.75
Exeltis, USA Inc. 1 $19.34
CooperSurgical, Inc. 1 $17.04
Exact Sciences Corporation 1 $16.57

By nature of payment

Food and Beverage
$221

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 May 17, 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 ›