Doctor profile · Federal record

Dr. Thomas Willett, D.O.

Family Medicine Physician · Green Lake, WI

  • NPI 1902806243
  • 21 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
N6205 Busse RD
Green Lake, WI 549418500
(920) 294-3444
fax (920) 294-6660
Mailing address
Po Box 429, N6250 Busse Drive
Green Lake, WI 549410429

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
December 31, 2009
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Wisconsin #17659
Medicaid
WI #30020000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902806243. 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
Indivior Inc. 1 $13.53

By nature of payment

Food and Beverage
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
648
Patients
150
Total drug cost
$14,791
Drug Type Claims Patients Total cost
Lisinopril Generic 132 41 $1,326
Omeprazole Generic 61 20 $1,074
Metoprolol Succinate Generic 51 14 $1,561
Atorvastatin Calcium Generic 45 14 $960
Levothyroxine Sodium Generic 39 13 $490
Metformin Hcl Generic 39 12 $454
Hydrochlorothiazide Generic 38 11 $164
Lorazepam Generic 37 0 $152
Amlodipine Besylate Generic 31 13 $366
Famotidine Generic 31 0 $426

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Willett's medical specialty?
Dr. Thomas Willett practices Family Medicine Physician in Green Lake, WI.
Where does Dr. Thomas Willett practice?
Dr. Thomas Willett practices at N6205 Busse RD, Green Lake, WI 549418500. Office phone: 9202943444.
What is Dr. Thomas Willett's NPI?
Dr. Thomas Willett's National Provider Identifier (NPI) is 1902806243, issued by NPPES.