Leah Kostos, MBA, RDN, LDN, CPT
NPI 1497430979 · Registered Dietitian · Milwaukee, WI
Leah Kostos, MBA, RDN, LDN, CPT is a Registered Dietitian provider in Milwaukee, WI (NPI 1497430979).
Provider details
- NPI number
- 1497430979
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MBA, RDN, LDN, CPT
- Sex
- Female
- Sole proprietor
- No
- License
- 164009226 (IL)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
Mailing address
Registry dates
- Enumerated
- 2023-06-21
- Last updated
- 2026-03-22
- Certified
- 2026-03-22
Frequently asked questions
- What is Leah Kostos's NPI number?
- Leah Kostos's National Provider Identifier (NPI) is 1497430979, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leah Kostos's specialty?
- Leah Kostos is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Leah Kostos located?
- Leah Kostos's practice location on file with NPPES is 1433 N Water St Ste 400, Milwaukee, WI 53202-2603.
- What is Leah Kostos's phone number?
- The practice phone number listed in the NPPES registry for Leah Kostos is (262) 672-1381.
- Is Leah Kostos's NPI active?
- Yes — Leah Kostos's NPI (1497430979) is active in the NPPES registry as of the last update on 2026-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.