Doctor profile · Federal record

Dr. Timothy Sie, NP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Milwaukee, WI

  • NPI 1366763450
  • Accepts Medicare
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9200 W Wisconsin Ave, Cardiothoracic Surgery
Milwaukee, WI 532263522
(414) 955-6900
fax (414) 955-6204

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
June 17, 2021
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Wisconsin #153069
Medicaid
WI #1366763450

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366763450. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$287
Transactions
6
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
ATRICURE, INC. 4 $182.02
Edwards Lifesciences Corporation 1 $80.00
Getinge USA Sales, LLC 1 $24.83

By nature of payment

Food and Beverage
$287

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Sie's medical specialty?
Dr. Timothy Sie practices Family Nurse Practitioner in Milwaukee, WI.
Where does Dr. Timothy Sie practice?
Dr. Timothy Sie practices at 9200 W Wisconsin Ave, Milwaukee, WI 532263522. Office phone: 4149556900.
What is Dr. Timothy Sie's NPI?
Dr. Timothy Sie's National Provider Identifier (NPI) is 1366763450, issued by NPPES.
Does Dr. Timothy Sie accept Medicare assignment?
Yes. Dr. Timothy Sie accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.