Doctor profile · Federal record

Dr. Bret Pasiuk, M.D.

Nephrology Physician (CMS: Nephrology) · Fond du LAC, WI

  • NPI 1447242490
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
305 Camelot Drive
Fond du LAC, WI 549353871
(920) 923-2333
fax (920) 923-2331
Mailing address
420 E Division St
Fond du LAC, WI 549354560

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
October 26, 2020
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Wisconsin #61078
Medicaid
MD #414303500

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447242490. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
791
Distinct HCPCS
8
Medicare allowed
$158,642
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 323 210 $122
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 275 42 $336
99204 New patient office or other outpatient visit, 45-59 minutes 55 55 $158
90935 Hemodialysis procedure with physician evaluation 46 25 $68
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 36 17 $113
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 25 22 $338
99213 Established patient office or other outpatient visit, 20-29 minutes 16 12 $86
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 15 12 $75

In context: peer comparison

Among 2 peers in Fond du LAC Nephrology Physician, average services per provider: 101. This provider delivers 7.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,178
Patients
338
Total drug cost
$24,555
Drug Type Claims Patients Total cost
Losartan Potassium Generic 325 98 $4,944
Furosemide Generic 121 41 $962
Amlodipine Besylate Generic 118 40 $1,237
Allopurinol Generic 81 19 $1,504
Lisinopril Generic 77 28 $881
Hydrochlorothiazide Generic 75 22 $661
Carvedilol Generic 60 19 $1,011
Metoprolol Succinate Generic 59 16 $1,458
Potassium Chloride Generic 59 18 $2,470
Potassium Citrate ER (Potassium Citrate) Brand 40 11 $5,872

Frequently asked questions

Auto-generated from federal data
What is Dr. Bret Pasiuk's medical specialty?
Dr. Bret Pasiuk practices Nephrology Physician in Fond du LAC, WI.
Where does Dr. Bret Pasiuk practice?
Dr. Bret Pasiuk practices at 305 Camelot Drive, Fond du LAC, WI 549353871. Office phone: 9209232333.
What is Dr. Bret Pasiuk's NPI?
Dr. Bret Pasiuk's National Provider Identifier (NPI) is 1447242490, issued by NPPES.
Does Dr. Bret Pasiuk accept Medicare assignment?
Yes. Dr. Bret Pasiuk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Bret Pasiuk commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.