IndividualActive
James Marczewski
NPI 1104091628 · Licensed Practical Nurse · East Troy, WI
James Marczewski is a Licensed Practical Nurse provider in East Troy, WI (NPI 1104091628).
Provider details
- NPI number
- 1104091628
- Entity type
- Individual
- Primary specialty
- Licensed Practical NurseNursing Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20167-031 (WI)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
1964 Townline Rd
East Troy, WI 53120-1137
Phone: (262) 642-4103
Approximate (ZIP-level) locationGet directions
Mailing address
1964 Townline Rd
East Troy, WI 53120-1137
Registry dates
- Enumerated
- 2008-04-25
- Last updated
- 2008-04-25
Frequently asked questions
- What is James Marczewski's NPI number?
- James Marczewski's National Provider Identifier (NPI) is 1104091628, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Marczewski's specialty?
- James Marczewski is listed in the NPPES registry with a primary specialty of Licensed Practical Nurse (Nursing Service Providers).
- Where is James Marczewski located?
- James Marczewski's practice location on file with NPPES is 1964 Townline Rd, East Troy, WI 53120-1137.
- What is James Marczewski's phone number?
- The practice phone number listed in the NPPES registry for James Marczewski is (262) 642-4103.
- Is James Marczewski's NPI active?
- Yes — James Marczewski's NPI (1104091628) is active in the NPPES registry as of the last update on 2008-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.