John Klein, DNP
NPI 1457931362 · Nurse Practitioner · Eau Claire, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Klein, DNP is a Nurse Practitioner provider in Eau Claire, WI (NPI 1457931362).
Provider details
- NPI number
- 1457931362
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP
- Sex
- Male
- Sole proprietor
- No
- License
- 10861-33 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
491 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 278 | $77 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 59 | $52 |
| Non-Needle Measurement and Recording of Electrical Activity of Muscles at Bladder and Bowel Openings51784 | 41 | $14 |
| Complex Measurement of Pressure of Urine Flow in Bladder With Voiding Pressure Studies51728 | 32 | $80 |
| Insertion of Device Into Abdomen With Pressure and Urine Flow Rate Study51797 | 30 | $31 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 194 | 78 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 86 | 36 |
| Finasteride | 53 | 23 |
| Mirabegronbrand: Myrbetriq | 53 | — |
| Oxybutynin Chloride | 46 | 26 |
| Estradiol | 45 | 28 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 34 |
Practice location
Mailing address
Additional practice locations (1)
- 8520 W Oklahoma AveWest Allis, WI 53227-4604Phone: (414) 607-4291
Registry dates
- Enumerated
- 2021-04-13
- Last updated
- 2025-09-12
- Certified
- 2025-09-12
Frequently asked questions
- What is John Klein's NPI number?
- John Klein's National Provider Identifier (NPI) is 1457931362, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Klein's specialty?
- John Klein is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Klein located?
- John Klein's practice location on file with NPPES is 1400 Bellinger St, Eau Claire, WI 54703-5222.
- What is John Klein's phone number?
- The practice phone number listed in the NPPES registry for John Klein is (715) 838-6150.
- Does John Klein accept Medicare?
- John Klein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Klein's NPI active?
- Yes — John Klein's NPI (1457931362) is active in the NPPES registry as of the last update on 2025-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.