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Gretchen Gruender, MS, RD, CSO
NPI 1285927020 · Registered Dietitian · Seattle, WA
Gretchen Gruender, MS, RD, CSO is a Registered Dietitian provider in Seattle, WA (NPI 1285927020).
Provider details
- NPI number
- 1285927020
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RD, CSO
- Sex
- Female
- Sole proprietor
- Yes
- License
- D100001650 (WA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(86/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
6522 N Fremont Ave
Seattle, WA 98103-5924
Phone: (206) 670-0118
Fax: (206) 267-0073
Street-level locationGet directions
Mailing address
10016 Edmonds Way, Suite C-171
Edmonds, WA 98020-5924
Additional practice locations (1)
- 9909 225th Pl SwEdmonds, WA 98020-5924Phone: (206) 670-0118Fax: (206) 267-0073
Registry dates
- Enumerated
- 2011-05-26
- Last updated
- 2023-06-26
- Certified
- 2023-06-26
Frequently asked questions
- What is Gretchen Gruender's NPI number?
- Gretchen Gruender's National Provider Identifier (NPI) is 1285927020, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gretchen Gruender's specialty?
- Gretchen Gruender is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Gretchen Gruender located?
- Gretchen Gruender's practice location on file with NPPES is 6522 N Fremont Ave, Seattle, WA 98103-5924.
- What is Gretchen Gruender's phone number?
- The practice phone number listed in the NPPES registry for Gretchen Gruender is (206) 670-0118.
- Is Gretchen Gruender's NPI active?
- Yes — Gretchen Gruender's NPI (1285927020) is active in the NPPES registry as of the last update on 2023-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.