IndividualActive
Nancy Derkowski
NPI 1801049648 · Registered Dietitian · Waupaca, WI
Nancy Derkowski is a Registered Dietitian provider in Waupaca, WI (NPI 1801049648).
Provider details
- NPI number
- 1801049648
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(80/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
83% 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
1401 Churchill St
Waupaca, WI 54981-2027
Phone: (715) 258-8131
Street-level locationGet directions
Mailing address
N3579 Woodfield Ct
Waupaca, WI 54981-8524
Registry dates
- Enumerated
- 2008-10-24
- Last updated
- 2008-10-24
Frequently asked questions
- What is Nancy Derkowski's NPI number?
- Nancy Derkowski's National Provider Identifier (NPI) is 1801049648, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Derkowski's specialty?
- Nancy Derkowski is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Nancy Derkowski located?
- Nancy Derkowski's practice location on file with NPPES is 1401 Churchill St, Waupaca, WI 54981-2027.
- What is Nancy Derkowski's phone number?
- The practice phone number listed in the NPPES registry for Nancy Derkowski is (715) 258-8131.
- Is Nancy Derkowski's NPI active?
- Yes — Nancy Derkowski's NPI (1801049648) is active in the NPPES registry as of the last update on 2008-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.