Mary Mcmillan-Olson, R.D., C.D.E
NPI 1568671808 · Registered Dietitian · Sedro Woolley, WA
Mary Mcmillan-Olson, R.D., C.D.E is a Registered Dietitian provider in Sedro Woolley, WA (NPI 1568671808).
Provider details
- NPI number
- 1568671808
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- R.D., C.D.E
- 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
19 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
- 2007-05-22
- Last updated
- 2011-11-14
Frequently asked questions
- What is Mary Mcmillan-Olson's NPI number?
- Mary Mcmillan-Olson's National Provider Identifier (NPI) is 1568671808, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Mcmillan-Olson's specialty?
- Mary Mcmillan-Olson is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Mary Mcmillan-Olson located?
- Mary Mcmillan-Olson's practice location on file with NPPES is 2000 Hospital Dr, Sedro Woolley, WA 98284-4327.
- What is Mary Mcmillan-Olson's phone number?
- The practice phone number listed in the NPPES registry for Mary Mcmillan-Olson is (360) 856-7339.
- Is Mary Mcmillan-Olson's NPI active?
- Yes — Mary Mcmillan-Olson's NPI (1568671808) is active in the NPPES registry as of the last update on 2011-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.