Kathleen Grochowski, APNP
NPI 1568602530 · Nurse Practitioner · Fond Du Lac, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathleen Grochowski, APNP is a Nurse Practitioner provider in Fond Du Lac, WI (NPI 1568602530).
Provider details
- NPI number
- 1568602530
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APNP
- Sex
- Female
- Sole proprietor
- No
- License
- 3671-033 (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 tenure25% of score
17 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
16 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 16 | $85 |
Typical Medicare-allowed amounts for these services range $85–$85 (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 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 76 | 13 |
| Metoprolol Succinate | 64 | — |
| Omeprazole | 54 | — |
| Pantoprazole Sodium | 52 | — |
| Potassium Chloride | 49 | 12 |
| Furosemide | 45 | 14 |
| Warfarin Sodium | 42 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$104 across 1 record (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
Registry dates
- Enumerated
- 2009-03-03
- Last updated
- 2022-11-29
- Certified
- 2022-11-29
Frequently asked questions
- What is Kathleen Grochowski's NPI number?
- Kathleen Grochowski's National Provider Identifier (NPI) is 1568602530, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Grochowski's specialty?
- Kathleen Grochowski is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kathleen Grochowski located?
- Kathleen Grochowski's practice location on file with NPPES is 420 E Division St, Fond Du Lac, WI 54935-4560.
- What is Kathleen Grochowski's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Grochowski is (920) 926-5666.
- Does Kathleen Grochowski accept Medicare?
- Kathleen Grochowski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathleen Grochowski's NPI active?
- Yes — Kathleen Grochowski's NPI (1568602530) is active in the NPPES registry as of the last update on 2022-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.