Doctor profile · Federal record

Dr. John Bjork, M.D.

Gastroenterology Physician · Milwaukee, WI

  • NPI 1538121512
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9200 W Wisconsin Ave, Gastroenterology
Milwaukee, WI 532263522
(414) 955-6830
fax (414) 955-6214

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
November 10, 2014
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Wisconsin #18986
Medicaid
WI #1538121512

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538121512. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$134
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $134.03

By nature of payment

Food and Beverage
$134

Frequently asked questions

Auto-generated from federal data
What is Dr. John Bjork's medical specialty?
Dr. John Bjork practices Gastroenterology Physician in Milwaukee, WI.
Where does Dr. John Bjork practice?
Dr. John Bjork practices at 9200 W Wisconsin Ave, Milwaukee, WI 532263522. Office phone: 4149556830.
What is Dr. John Bjork's NPI?
Dr. John Bjork's National Provider Identifier (NPI) is 1538121512, issued by NPPES.