Doctor profile · Federal record

Dr. Leon Gu, MD

Family Medicine Physician (CMS: Family Practice) · Student in an Organized Health Care Education/Training Program · Deforest, WI

  • NPI 1780260604
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4200 Savannah Dr
Deforest, WI 535322909
(608) 417-3300

Credentials & registration

NPPES · NUCC
NPI registered
March 2021 — 5 yrs on file
Profile last updated
September 4, 2024
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Wisconsin #84611-20

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780260604. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$51
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, INC. 1 $32.03
Abbvie INC. 1 $18.97

By nature of payment

Food and Beverage
$51

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
0
Total drug cost
$250
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 12 0 $250

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Leon Gu's medical specialty?
Dr. Leon Gu practices Family Medicine Physician in Deforest, WI.
Where does Dr. Leon Gu practice?
Dr. Leon Gu practices at 4200 Savannah Dr, Deforest, WI 535322909. Office phone: 6084173300.
What is Dr. Leon Gu's NPI?
Dr. Leon Gu's National Provider Identifier (NPI) is 1780260604, issued by NPPES.
Does Dr. Leon Gu accept Medicare assignment?
Yes. Dr. Leon Gu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.