Wendy Hahn, MS, RD, CD
NPI 1205299104 · Registered Dietitian · Madison, WI
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wendy Hahn, MS, RD, CD is a Registered Dietitian provider in Madison, WI (NPI 1205299104).
Provider details
- NPI number
- 1205299104
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RD, CD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 1649-29 (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
10 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
- 2016-03-30
- Last updated
- 2025-06-17
- Certified
- 2025-06-17
Frequently asked questions
- What is Wendy Hahn's NPI number?
- Wendy Hahn's National Provider Identifier (NPI) is 1205299104, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wendy Hahn's specialty?
- Wendy Hahn is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Wendy Hahn located?
- Wendy Hahn's practice location on file with NPPES is 3209 Dryden Dr, Madison, WI 53704-3015.
- What is Wendy Hahn's phone number?
- The practice phone number listed in the NPPES registry for Wendy Hahn is (608) 241-9020.
- Does Wendy Hahn accept Medicare?
- Wendy Hahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wendy Hahn's NPI active?
- Yes — Wendy Hahn's NPI (1205299104) is active in the NPPES registry as of the last update on 2025-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.