Doctor profile · Federal record

Dr. Larry Duenk, M.D.

Family Medicine Physician (CMS: Family Practice) · Emergency Medicine Physician · Sheboygan, WI

  • NPI 1649236985
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1703 N Taylor Dr
Sheboygan, WI 530811933
(920) 457-4438
Additional location
1121 E North Ave
Milwaukee, WI 532123515
(414) 267-6502
fax (414) 267-3892
Additional location
2400 W Villard Ave
Milwaukee, WI 532094901
(414) 527-8348
fax (414) 527-5069
Mailing address
4425 N Port Washington RD
Glendale, WI 532121082

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
December 12, 2022
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Wisconsin #31301-020
Medicaid
WI #31632000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649236985. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
73
Distinct HCPCS
2
Medicare allowed
$6,335
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 60 50 $92
99213 Established patient office or other outpatient visit, 20-29 minutes 13 13 $62

In context: peer comparison

Among 9 peers in this city , average services per provider: 72. This provider delivers 1.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
306
Patients
81
Total drug cost
$24,353
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 61 22 $526
Amlodipine Besylate Generic 49 21 $253
Lisinopril Generic 38 15 $311
Hydrochlorothiazide Generic 25 11 $85
Diclofenac Sodium Generic 19 12 $1,172
Jardiance (Empagliflozin) Brand 17 0 $13,946
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 13 0 $336
Gabapentin Generic 13 0 $216
Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) Brand 13 0 $6,438
Omeprazole Generic 12 0 $248

Frequently asked questions

Auto-generated from federal data
What is Dr. Larry Duenk's medical specialty?
Dr. Larry Duenk practices Family Medicine Physician in Sheboygan, WI.
Where does Dr. Larry Duenk practice?
Dr. Larry Duenk practices at 1703 N Taylor Dr, Sheboygan, WI 530811933. Office phone: 9204574438.
What is Dr. Larry Duenk's NPI?
Dr. Larry Duenk's National Provider Identifier (NPI) is 1649236985, issued by NPPES.
Does Dr. Larry Duenk accept Medicare assignment?
Yes. Dr. Larry Duenk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Larry Duenk 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). Source: CMS Medicare Physician & Other Practitioners file.