Margret Lyons, RDN
NPI 1598114472 · Registered Dietitian · Bellevue, WA
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margret Lyons, RDN is a Registered Dietitian provider in Bellevue, WA (NPI 1598114472).
Provider details
- NPI number
- 1598114472
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RDN
- Sex
- Female
- Sole proprietor
- Yes
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
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
Mailing address
Registry dates
- Enumerated
- 2016-06-10
- Last updated
- 2016-06-10
Frequently asked questions
- What is Margret Lyons's NPI number?
- Margret Lyons's National Provider Identifier (NPI) is 1598114472, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margret Lyons's specialty?
- Margret Lyons is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Margret Lyons located?
- Margret Lyons's practice location on file with NPPES is 11711 Ne 12th St, Bellevue, WA 98005-2461.
- What is Margret Lyons's phone number?
- The practice phone number listed in the NPPES registry for Margret Lyons is (425) 450-9474.
- Does Margret Lyons accept Medicare?
- Margret Lyons is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margret Lyons's NPI active?
- Yes — Margret Lyons's NPI (1598114472) is active in the NPPES registry as of the last update on 2016-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.