Pier Kemnitzer, APNP
NPI 1164151643 · Nurse Practitioner · Madison, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Pier Kemnitzer, APNP is a Nurse Practitioner provider in Madison, WI (NPI 1164151643).
Provider details
- NPI number
- 1164151643
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APNP
- Sex
- Male
- Sole proprietor
- No
- License
- 11918-33 (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
4 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
135 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 | 77 | $77 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 25 | $53 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 20 | $13 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 13 | $104 |
Typical Medicare-allowed amounts for these services range $13–$104 (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 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 168 | 77 |
| Amlodipine Besylate | 95 | 35 |
| Omeprazole | 79 | 34 |
| Levothyroxine Sodium | 63 | 23 |
| Gabapentin | 60 | 21 |
| Losartan Potassium | 60 | 28 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-06-09
- Last updated
- 2023-10-10
- Certified
- 2023-10-10
Frequently asked questions
- What is Pier Kemnitzer's NPI number?
- Pier Kemnitzer's National Provider Identifier (NPI) is 1164151643, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Pier Kemnitzer's specialty?
- Pier Kemnitzer is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Pier Kemnitzer located?
- Pier Kemnitzer's practice location on file with NPPES is 345 W Washington Ave, Madison, WI 53703-2996.
- What is Pier Kemnitzer's phone number?
- The practice phone number listed in the NPPES registry for Pier Kemnitzer is (608) 417-8300.
- Does Pier Kemnitzer accept Medicare?
- Pier Kemnitzer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Pier Kemnitzer's NPI active?
- Yes — Pier Kemnitzer's NPI (1164151643) is active in the NPPES registry as of the last update on 2023-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.