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Mary Stewart, DDS
NPI 1215900139 · Endodontics · Oak Harbor, WA
Mary Stewart, DDS is a Endodontics provider in Oak Harbor, WA (NPI 1215900139).
Provider details
- NPI number
- 1215900139
- Entity type
- Individual
- Primary specialty
- EndodonticsDental Providers
- Credential
- DDS
- Sex
- Female
- Sole proprietor
- No
- License
- 32929 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
3475 W Saratoga St
Oak Harbor, WA 98278-0001
Phone: (360) 257-4410
Street-level locationGet directions
Mailing address
3475 W Saratoga St
Oak Harbor, WA 98278-0001
Registry dates
- Enumerated
- 2006-02-10
- Last updated
- 2007-10-26
Frequently asked questions
- What is Mary Stewart's NPI number?
- Mary Stewart's National Provider Identifier (NPI) is 1215900139, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Stewart's specialty?
- Mary Stewart is listed in the NPPES registry with a primary specialty of Endodontics (Dental Providers).
- Where is Mary Stewart located?
- Mary Stewart's practice location on file with NPPES is 3475 W Saratoga St, Oak Harbor, WA 98278-0001.
- What is Mary Stewart's phone number?
- The practice phone number listed in the NPPES registry for Mary Stewart is (360) 257-4410.
- Is Mary Stewart's NPI active?
- Yes — Mary Stewart's NPI (1215900139) is active in the NPPES registry as of the last update on 2007-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.