Doctor profile · Federal record

Dr. John Klein, DNP

Nurse Practitioner · Eau Claire, WI

  • NPI 1457931362
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1400 Bellinger St
Eau Claire, WI 547035222
(715) 838-6150
Additional location
8520 W Oklahoma Ave
West Allis, WI 532274604
(414) 607-4291
Mailing address
Po Box 860912
Minneapolis, MN 554860912

Credentials & registration

NPPES · NUCC
NPI registered
April 2021 — 5 yrs on file
Profile last updated
September 12, 2025
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Wisconsin #10861-33

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457931362. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
401
Distinct HCPCS
7
Medicare allowed
$24,676
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 202 147 $77
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings 47 47 $15
99213 Established patient office or other outpatient visit, 20-29 minutes 45 41 $53
51797 Insertion of device into abdomen with pressure and urine flow rate study 37 37 $31
51728 Complex measurement of pressure of urine flow in bladder with voiding pressure studies 35 35 $81
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $106
51741 Electronic assessment of bladder emptying 17 17 $3

In context: peer comparison

Among 59 peers in Eau Claire Nurse Practitioner, average services per provider: 74. This provider delivers 5.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
389
Patients
163
Total drug cost
$20,145
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 127 57 $3,410
Oxybutynin Chloride Generic 46 23 $1,723
Finasteride Generic 28 11 $402
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 28 12 $1,170
Myrbetriq (Mirabegron) Brand 27 0 $10,112
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 21 19 $115
Cefdinir Generic 18 17 $258
Lisinopril Generic 17 0 $238
Hydrochlorothiazide Generic 15 0 $238
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 15 13 $283

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Klein's medical specialty?
Dr. John Klein practices Nurse Practitioner in Eau Claire, WI.
Where does Dr. John Klein practice?
Dr. John Klein practices at 1400 Bellinger St, Eau Claire, WI 547035222. Office phone: 7158386150.
What is Dr. John Klein's NPI?
Dr. John Klein's National Provider Identifier (NPI) is 1457931362, issued by NPPES.
Does Dr. John Klein accept Medicare assignment?
Yes. Dr. John Klein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Klein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings (HCPCS 51784); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.