IndividualActive
L. Kathleen Mahan, RD, CDE
NPI 1992829592 · Registered Dietitian · Seattle, WA
Provider details
- NPI number
- 1992829592
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD, CDE
- Sex
- Female
- Sole proprietor
- No
- License
- DI00000395 (WA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
2111 N. Northgate Way
#217
Seattle, WA 98133-3315
Phone: (206) 363-5420
Fax: (206) 363-0523
Street-level locationGet directions
Mailing address
Nutrition By Design
Seattle, WA 98133-3315
Registry dates
- Enumerated
- 2007-03-19
- Last updated
- 2007-07-08
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.