Katherine Laszkiewicz, PA-C
NPI 1275029589 · Physician Assistant · Grafton, WI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Laszkiewicz, PA-C is a Physician Assistant provider in Grafton, WI (NPI 1275029589).
Provider details
- NPI number
- 1275029589
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 4847 (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 tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
30 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 17 | $73 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 13 | $42 |
Typical Medicare-allowed amounts for these services range $42–$73 (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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 66 | 40 |
| Triamcinolone Acetonide | 45 | 36 |
| Clobetasol Propionate | 33 | 27 |
| Hydrocortisone | 31 | 26 |
| Mupirocin | 26 | 23 |
| Fluocinonide | 26 | 19 |
| Minoxidil | 20 | — |
| Doxycycline Monohydrate | 19 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$300 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 1550 Midway PlMenasha, WI 54952-1165Phone: (920) 738-2000
Registry dates
- Enumerated
- 2018-07-10
- Last updated
- 2025-09-02
- Certified
- 2025-09-02
Frequently asked questions
- What is Katherine Laszkiewicz's NPI number?
- Katherine Laszkiewicz's National Provider Identifier (NPI) is 1275029589, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Laszkiewicz's specialty?
- Katherine Laszkiewicz is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Laszkiewicz located?
- Katherine Laszkiewicz's practice location on file with NPPES is 215 Washington St, Grafton, WI 53024-1700.
- What is Katherine Laszkiewicz's phone number?
- The practice phone number listed in the NPPES registry for Katherine Laszkiewicz is (262) 375-3700.
- Does Katherine Laszkiewicz accept Medicare?
- Katherine Laszkiewicz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Laszkiewicz's NPI active?
- Yes — Katherine Laszkiewicz's NPI (1275029589) is active in the NPPES registry as of the last update on 2025-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.