Doctor profile · Federal record

Dr. Mateusz Gwizdala, MD

Family Medicine Physician (CMS: Family Practice) · Kewaskum, WI

  • NPI 1821580135
  • Accepts Medicare
  • MIPS 74.7 / 100 · 2023
  • 5 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1701 Fond du LAC Ave
Kewaskum, WI 530409129
(262) 626-4616

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Profile last updated
April 7, 2026
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Wisconsin #75766-20

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821580135. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
484
Distinct HCPCS
5
Medicare allowed
$41,697
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 203 118 $93
99213 Established patient office or other outpatient visit, 20-29 minutes 134 89 $63
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 93 93 $125
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 35 29 $8
99215 Established patient office or other outpatient visit, 40-54 minutes 19 17 $131

In context: peer comparison

Among 2 peers in Kewaskum Family Medicine Physician, average services per provider: 70. This provider delivers 6.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$33
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dynavax Technologies Corporation 1 $32.53

By nature of payment

Food and Beverage
$33

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,664
Patients
783
Total drug cost
$36,047
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 519 152 $6,540
Amlodipine Besylate Generic 259 79 $1,864
Losartan Potassium Generic 210 60 $3,154
Levothyroxine Sodium Generic 190 50 $3,169
Lisinopril Generic 186 52 $1,435
Metoprolol Succinate Generic 174 55 $3,573
Simvastatin Generic 154 46 $1,741
Metformin Hcl Generic 153 40 $1,486
Hydrochlorothiazide Generic 150 47 $609
Tamsulosin Hcl Generic 142 44 $3,445

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mateusz Gwizdala's medical specialty?
Dr. Mateusz Gwizdala practices Family Medicine Physician in Kewaskum, WI.
Where does Dr. Mateusz Gwizdala practice?
Dr. Mateusz Gwizdala practices at 1701 Fond du LAC Ave, Kewaskum, WI 530409129. Office phone: 2626264616.
What is Dr. Mateusz Gwizdala's NPI?
Dr. Mateusz Gwizdala's National Provider Identifier (NPI) is 1821580135, issued by NPPES.
Does Dr. Mateusz Gwizdala accept Medicare assignment?
Yes. Dr. Mateusz Gwizdala accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mateusz Gwizdala commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.