Sophia Nikolai, MS, RD, CD
NPI 1760101638 · Registered Dietitian · Appleton, WI
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sophia Nikolai, MS, RD, CD is a Registered Dietitian provider in Appleton, WI (NPI 1760101638).
Provider details
- NPI number
- 1760101638
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RD, CD
- Sex
- Female
- Sole proprietor
- No
- License
- 5009-29 (WI)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Mailing address
Additional practice locations (1)
- 500 S Oakwood RdOshkosh, WI 54904-7944Phone: (920) 730-5423
Registry dates
- Enumerated
- 2022-08-24
- Last updated
- 2025-07-09
- Certified
- 2025-07-09
Frequently asked questions
- What is Sophia Nikolai's NPI number?
- Sophia Nikolai's National Provider Identifier (NPI) is 1760101638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sophia Nikolai's specialty?
- Sophia Nikolai is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Sophia Nikolai located?
- Sophia Nikolai's practice location on file with NPPES is 1501 S Madison St, Appleton, WI 54915-1846.
- What is Sophia Nikolai's phone number?
- The practice phone number listed in the NPPES registry for Sophia Nikolai is (920) 730-5423.
- Does Sophia Nikolai accept Medicare?
- Sophia Nikolai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sophia Nikolai's NPI active?
- Yes — Sophia Nikolai's NPI (1760101638) is active in the NPPES registry as of the last update on 2025-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.