James Nencka
NPI 1417526179 · Nurse Practitioner · Menomonee Falls, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Nencka is a Nurse Practitioner provider in Menomonee Falls, WI (NPI 1417526179).
Provider details
- NPI number
- 1417526179
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 11019-33 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
160 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 | 71 | $101 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 50 | $72 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 25 | $88 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 14 | $125 |
Typical Medicare-allowed amounts for these services range $72–$125 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 73 | 73 |
| Doxycycline Hyclate | 40 | 40 |
| Cephalexin | 38 | 38 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 28 | 28 |
| Dexamethasone | 21 | 21 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 17 | 17 |
| Cyclobenzaprine Hcl | 11 | 11 |
Practice location
Mailing address
Additional practice locations (1)
- 3420 S Pine AveMilwaukee, WI 53207-3430Phone: (414) 731-4538
Registry dates
- Enumerated
- 2021-06-17
- Last updated
- 2024-11-17
- Certified
- 2024-11-17
Frequently asked questions
- What is James Nencka's NPI number?
- James Nencka's National Provider Identifier (NPI) is 1417526179, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Nencka's specialty?
- James Nencka is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is James Nencka located?
- James Nencka's practice location on file with NPPES is N84w16889 Menomonee Ave, Menomonee Falls, WI 53051-2810.
- What is James Nencka's phone number?
- The practice phone number listed in the NPPES registry for James Nencka is (262) 251-7500.
- Does James Nencka accept Medicare?
- James Nencka is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Nencka's NPI active?
- Yes — James Nencka's NPI (1417526179) is active in the NPPES registry as of the last update on 2024-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.