Melissa Czerwinski, FNP-BC
NPI 1518625409 · Nurse Practitioner · Waupun, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Czerwinski, FNP-BC is a Nurse Practitioner provider in Waupun, WI (NPI 1518625409).
Provider details
- NPI number
- 1518625409
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 232770-30 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
4 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 44 | 42 |
| Azithromycin | 37 | 37 |
| Cefdinir | 24 | 23 |
| Prednisone | 22 | 20 |
| Cephalexin | 21 | 20 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 20 | 18 |
| Amoxicillin | 18 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$57 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
Registry dates
- Enumerated
- 2021-12-07
- Last updated
- 2023-03-28
- Certified
- 2023-03-28
Frequently asked questions
- What is Melissa Czerwinski's NPI number?
- Melissa Czerwinski's National Provider Identifier (NPI) is 1518625409, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Czerwinski's specialty?
- Melissa Czerwinski is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Melissa Czerwinski located?
- Melissa Czerwinski's practice location on file with NPPES is 620 W Brown St, Waupun, WI 53963-1702.
- What is Melissa Czerwinski's phone number?
- The practice phone number listed in the NPPES registry for Melissa Czerwinski is (920) 324-5581.
- Does Melissa Czerwinski accept Medicare?
- Melissa Czerwinski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Czerwinski's NPI active?
- Yes — Melissa Czerwinski's NPI (1518625409) is active in the NPPES registry as of the last update on 2023-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.