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Mary Ellen Quan, O.D.
NPI 1750525820 · Optometrist · Issaquah, WA
Mary Ellen Quan, O.D. is a Optometrist provider in Issaquah, WA (NPI 1750525820).
Provider details
- NPI number
- 1750525820
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 60096396 (WA)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Profile Score
Detailed profile(85/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
2519 Ne Kensington Ct
Issaquah, WA 98029-3658
Phone: (901) 277-8349
Street-level locationGet directions
Mailing address
2519 Ne Kensington Ct
Issaquah, WA 98029-3658
Registry dates
- Enumerated
- 2009-04-20
- Last updated
- 2009-09-16
Frequently asked questions
- What is Mary Ellen Quan's NPI number?
- Mary Ellen Quan's National Provider Identifier (NPI) is 1750525820, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ellen Quan's specialty?
- Mary Ellen Quan is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Mary Ellen Quan located?
- Mary Ellen Quan's practice location on file with NPPES is 2519 Ne Kensington Ct, Issaquah, WA 98029-3658.
- What is Mary Ellen Quan's phone number?
- The practice phone number listed in the NPPES registry for Mary Ellen Quan is (901) 277-8349.
- Is Mary Ellen Quan's NPI active?
- Yes — Mary Ellen Quan's NPI (1750525820) is active in the NPPES registry as of the last update on 2009-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.