Maryann Ruiz, RD
NPI 1134940687 · Registered Dietitian · Seattle, WA
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maryann Ruiz, RD is a Registered Dietitian provider in Seattle, WA (NPI 1134940687).
Provider details
- NPI number
- 1134940687
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD
- Sex
- Female
- Sole proprietor
- No
- License
- 61259485 (WA)
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
1 yr 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
- 2024-10-17
- Last updated
- 2024-10-17
- Certified
- 2024-10-17
Frequently asked questions
- What is Maryann Ruiz's NPI number?
- Maryann Ruiz's National Provider Identifier (NPI) is 1134940687, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maryann Ruiz's specialty?
- Maryann Ruiz is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Maryann Ruiz located?
- Maryann Ruiz's practice location on file with NPPES is Ihdd 1701 Ne Columbia Road, Seattle, WA 98195-0001.
- What is Maryann Ruiz's phone number?
- The practice phone number listed in the NPPES registry for Maryann Ruiz is (206) 744-9887.
- Does Maryann Ruiz accept Medicare?
- Maryann Ruiz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maryann Ruiz's NPI active?
- Yes — Maryann Ruiz's NPI (1134940687) is active in the NPPES registry as of the last update on 2024-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.