Doctor profile · Federal record

Dr. David Johnstone, M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Milwaukee, WI

  • NPI 1366470627
  • 20 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

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

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
January 22, 2013
Specialty taxonomy
208G00000X — NUCC code
State licenses (2)
Wisconsin #55565 · New Hampshire #12427
Medicaid (3)
VT #1010811 · WI #1366470627 · NH #30204582

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366470627. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$14
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Atricure, INC. 1 $13.98

By nature of payment

Food and Beverage
$14

Frequently asked questions

Auto-generated from federal data
What is Dr. David Johnstone's medical specialty?
Dr. David Johnstone practices Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Milwaukee, WI.
Where does Dr. David Johnstone practice?
Dr. David Johnstone practices at 9200 W Wisconsin Ave, Milwaukee, WI 532263522. Office phone: 4149556900.
What is Dr. David Johnstone's NPI?
Dr. David Johnstone's National Provider Identifier (NPI) is 1366470627, issued by NPPES.