Nicolai Gerhartz, PA-C
NPI 1790188498 · Physician Assistant · Kewaskum, WI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicolai Gerhartz, PA-C is a Physician Assistant provider in Kewaskum, WI (NPI 1790188498).
Provider details
- NPI number
- 1790188498
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- Yes
- License
- 3633250 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Related Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 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
304 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 177 | $62 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 85 | $91 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 21 | $103 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 21 | $138 |
Typical Medicare-allowed amounts for these services range $62–$138 (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 |
|---|---|---|
| Atorvastatin Calcium | 31 | — |
| Cefdinir | 20 | 20 |
| Furosemide | 15 | — |
| Apixabanbrand: Eliquis | 14 | — |
| Potassium Chloride | 11 | — |
| Levothyroxine Sodium | 11 | — |
| Prednisone | 11 | 11 |
Practice location
Mailing address
Additional practice locations (1)
- 1818 N Meade StAppleton, WI 54911-3454Phone: (920) 731-4101Fax: (920) 735-7618
Registry dates
- Enumerated
- 2014-10-08
- Last updated
- 2025-10-07
- Certified
- 2025-10-07
Frequently asked questions
- What is Nicolai Gerhartz's NPI number?
- Nicolai Gerhartz's National Provider Identifier (NPI) is 1790188498, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicolai Gerhartz's specialty?
- Nicolai Gerhartz is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Nicolai Gerhartz located?
- Nicolai Gerhartz's practice location on file with NPPES is W832 County Rd S, Kewaskum, WI 53040-1116.
- What is Nicolai Gerhartz's phone number?
- The practice phone number listed in the NPPES registry for Nicolai Gerhartz is (262) 384-0772.
- Does Nicolai Gerhartz accept Medicare?
- Nicolai Gerhartz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicolai Gerhartz's NPI active?
- Yes — Nicolai Gerhartz's NPI (1790188498) is active in the NPPES registry as of the last update on 2025-10-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.